== sanity test 398b: DIO and buffer IO race ============== 17:55:07 (1781214907) /usr/bin/fio 48+0 records in 48+0 records out 50331648 bytes (50 MB, 48 MiB) copied, 5.66037 s, 8.9 MB/s mix direct rw 4096 by fio with 4 jobs... mix buffer rw 4096 by fio with 4 jobs... rand-rw: (g=0): rw=randrw, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=psync, iodepth=16 ... fio-3.19 Starting 4 processes rand-rw: (g=0): rw=randrw, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=psync, iodepth=16 ... fio-3.19 Starting 4 processes rand-rw: (groupid=0, jobs=1): err= 0: pid=144494: Thu Jun 11 17:57:32 2026 read: IOPS=11, BW=46.8KiB/s (47.9kB/s)(5992KiB/128168msec) clat (usec): min=36, max=1183.6k, avg=42453.73, stdev=43239.19 lat (usec): min=36, max=1183.6k, avg=42457.35, stdev=43238.60 clat percentiles (usec): | 1.00th=[ 48], 5.00th=[ 57], 10.00th=[ 529], | 20.00th=[ 19530], 30.00th=[ 24511], 40.00th=[ 29492], | 50.00th=[ 35914], 60.00th=[ 42730], 70.00th=[ 50070], | 80.00th=[ 61080], 90.00th=[ 79168], 95.00th=[ 99091], | 99.00th=[ 152044], 99.50th=[ 185598], 99.90th=[ 274727], | 99.95th=[1182794], 99.99th=[1182794] bw ( KiB/s): min= 7, max= 119, per=24.87%, avg=46.25, stdev=20.11, samples=251 iops : min= 1, max= 29, avg=10.93, stdev= 5.08, samples=251 write: IOPS=12, BW=49.1KiB/s (50.3kB/s)(6296KiB/128168msec); 0 zone resets clat (usec): min=745, max=344340, avg=40692.26, stdev=41973.25 lat (usec): min=745, max=344342, avg=40695.66, stdev=41972.18 clat percentiles (usec): | 1.00th=[ 1188], 5.00th=[ 1319], 10.00th=[ 1647], 20.00th=[ 4228], | 30.00th=[ 9110], 40.00th=[ 19792], 50.00th=[ 30016], 60.00th=[ 41681], | 70.00th=[ 53740], 80.00th=[ 68682], 90.00th=[ 95945], 95.00th=[117965], | 99.00th=[189793], 99.50th=[214959], 99.90th=[283116], 99.95th=[346031], | 99.99th=[346031] bw ( KiB/s): min= 7, max= 119, per=25.10%, avg=48.94, stdev=21.64, samples=250 iops : min= 1, max= 29, avg=11.60, stdev= 5.45, samples=250 lat (usec) : 50=0.72%, 100=3.81%, 250=0.23%, 500=0.10%, 750=0.10% lat (usec) : 1000=0.10% lat (msec) : 2=6.45%, 4=3.45%, 10=6.35%, 20=9.44%, 50=38.05% lat (msec) : 100=24.35%, 250=6.58%, 500=0.26%, 2000=0.03% cpu : usr=0.07%, sys=4.88%, ctx=6411, majf=0, minf=16 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1498,1574,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=144495: Thu Jun 11 17:57:32 2026 read: IOPS=11, BW=46.9KiB/s (48.0kB/s)(5940KiB/126606msec) clat (usec): min=24, max=327880, avg=42087.82, stdev=30697.57 lat (usec): min=24, max=327881, avg=42091.90, stdev=30696.81 clat percentiles (usec): | 1.00th=[ 50], 5.00th=[ 59], 10.00th=[ 10814], 20.00th=[ 20055], | 30.00th=[ 25297], 40.00th=[ 31065], 50.00th=[ 36439], 60.00th=[ 43254], | 70.00th=[ 51119], 80.00th=[ 61080], 90.00th=[ 80217], 95.00th=[ 98042], | 99.00th=[147850], 99.50th=[170918], 99.90th=[231736], 99.95th=[329253], | 99.99th=[329253] bw ( KiB/s): min= 7, max= 143, per=25.19%, avg=46.85, stdev=19.64, samples=247 iops : min= 1, max= 35, avg=11.08, stdev= 4.94, samples=247 write: IOPS=12, BW=50.1KiB/s (51.3kB/s)(6348KiB/126606msec); 0 zone resets clat (usec): min=864, max=1169.0k, avg=40071.95, stdev=48349.39 lat (usec): min=866, max=1169.0k, avg=40073.58, stdev=48349.42 clat percentiles (usec): | 1.00th=[ 1205], 5.00th=[ 1336], 10.00th=[ 1582], | 20.00th=[ 4293], 30.00th=[ 8455], 40.00th=[ 18744], | 50.00th=[ 29492], 60.00th=[ 40109], 70.00th=[ 52167], | 80.00th=[ 69731], 90.00th=[ 90702], 95.00th=[ 115868], | 99.00th=[ 168821], 99.50th=[ 196084], 99.90th=[ 367002], | 99.95th=[1166017], 99.99th=[1166017] bw ( KiB/s): min= 7, max= 127, per=25.60%, avg=49.93, stdev=21.63, samples=247 iops : min= 1, max= 31, avg=11.85, stdev= 5.45, samples=247 lat (usec) : 50=0.62%, 100=3.32%, 250=0.33%, 500=0.07%, 750=0.03% lat (usec) : 1000=0.07% lat (msec) : 2=6.15%, 4=3.55%, 10=6.97%, 20=9.70%, 50=37.79% lat (msec) : 100=25.10%, 250=6.22%, 500=0.07%, 2000=0.03% cpu : usr=0.07%, sys=4.84%, ctx=6210, majf=0, minf=17 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1485,1587,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=144496: Thu Jun 11 17:57:32 2026 read: IOPS=11, BW=46.8KiB/s (47.9kB/s)(6028KiB/128860msec) clat (usec): min=31, max=305325, avg=41811.27, stdev=30516.46 lat (usec): min=31, max=305326, avg=41812.81, stdev=30516.48 clat percentiles (usec): | 1.00th=[ 45], 5.00th=[ 57], 10.00th=[ 6390], 20.00th=[ 19268], | 30.00th=[ 24511], 40.00th=[ 29754], 50.00th=[ 35914], 60.00th=[ 42730], | 70.00th=[ 51643], 80.00th=[ 62653], 90.00th=[ 82314], 95.00th=[ 96994], | 99.00th=[141558], 99.50th=[160433], 99.90th=[233833], 99.95th=[304088], | 99.99th=[304088] bw ( KiB/s): min= 7, max= 142, per=25.01%, avg=46.52, stdev=22.23, samples=252 iops : min= 1, max= 35, avg=11.00, stdev= 5.63, samples=252 write: IOPS=12, BW=48.6KiB/s (49.7kB/s)(6260KiB/128860msec); 0 zone resets clat (usec): min=868, max=927252, avg=41695.54, stdev=49277.25 lat (usec): min=870, max=927253, avg=41700.14, stdev=49280.20 clat percentiles (usec): | 1.00th=[ 1188], 5.00th=[ 1319], 10.00th=[ 1532], 20.00th=[ 4146], | 30.00th=[ 9110], 40.00th=[ 19006], 50.00th=[ 30540], 60.00th=[ 40633], | 70.00th=[ 52167], 80.00th=[ 68682], 90.00th=[ 98042], 95.00th=[124257], | 99.00th=[196084], 99.50th=[231736], 99.90th=[446694], 99.95th=[926942], | 99.99th=[926942] bw ( KiB/s): min= 7, max= 175, per=24.68%, avg=48.13, stdev=20.81, samples=253 iops : min= 1, max= 43, avg=11.41, stdev= 5.26, samples=253 lat (usec) : 50=0.88%, 100=3.68%, 250=0.13%, 500=0.07%, 1000=0.16% lat (msec) : 2=6.74%, 4=3.22%, 10=6.32%, 20=9.73%, 50=37.70% lat (msec) : 100=24.67%, 250=6.48%, 500=0.20%, 1000=0.03% cpu : usr=0.08%, sys=4.99%, ctx=6366, majf=0, minf=16 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1507,1565,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=144497: Thu Jun 11 17:57:32 2026 read: IOPS=11, BW=47.3KiB/s (48.4kB/s)(6052KiB/128036msec) clat (usec): min=34, max=343135, avg=41428.15, stdev=32272.95 lat (usec): min=34, max=343136, avg=41432.19, stdev=32273.72 clat percentiles (usec): | 1.00th=[ 48], 5.00th=[ 58], 10.00th=[ 133], 20.00th=[ 18482], | 30.00th=[ 25035], 40.00th=[ 29754], 50.00th=[ 35390], 60.00th=[ 42730], | 70.00th=[ 50594], 80.00th=[ 61604], 90.00th=[ 78119], 95.00th=[ 93848], | 99.00th=[154141], 99.50th=[193987], 99.90th=[278922], 99.95th=[341836], | 99.99th=[341836] bw ( KiB/s): min= 7, max= 119, per=25.45%, avg=47.33, stdev=20.13, samples=249 iops : min= 1, max= 29, avg=11.19, stdev= 5.07, samples=249 write: IOPS=12, BW=48.7KiB/s (49.9kB/s)(6236KiB/128036msec); 0 zone resets clat (usec): min=859, max=898219, avg=41574.04, stdev=46786.46 lat (usec): min=861, max=898221, avg=41575.68, stdev=46786.52 clat percentiles (usec): | 1.00th=[ 1156], 5.00th=[ 1319], 10.00th=[ 1500], 20.00th=[ 4555], | 30.00th=[ 10159], 40.00th=[ 20579], 50.00th=[ 30802], 60.00th=[ 41157], | 70.00th=[ 54264], 80.00th=[ 69731], 90.00th=[ 94897], 95.00th=[117965], | 99.00th=[177210], 99.50th=[221250], 99.90th=[387974], 99.95th=[901776], | 99.99th=[901776] bw ( KiB/s): min= 7, max= 151, per=24.93%, avg=48.62, stdev=21.47, samples=249 iops : min= 1, max= 37, avg=11.53, stdev= 5.42, samples=249 lat (usec) : 50=0.91%, 100=3.87%, 250=0.23%, 500=0.03%, 750=0.03% lat (usec) : 1000=0.20% lat (msec) : 2=6.35%, 4=3.09%, 10=5.92%, 20=10.58%, 50=36.43% lat (msec) : 100=25.98%, 250=6.15%, 500=0.20%, 1000=0.03% cpu : usr=0.07%, sys=4.74%, ctx=6310, majf=0, minf=18 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1513,1559,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 Run status group 0 (all jobs): READ: bw=186KiB/s (191kB/s), 46.8KiB/s-47.3KiB/s (47.9kB/s-48.4kB/s), io=23.4MiB (24.6MB), run=126606-128860msec WRITE: bw=195KiB/s (200kB/s), 48.6KiB/s-50.1KiB/s (49.7kB/s-51.3kB/s), io=24.6MiB (25.7MB), run=126606-128860msec rand-rw: (groupid=0, jobs=1): err= 0: pid=144499: Thu Jun 11 18:00:08 2026 read: IOPS=5, BW=21.1KiB/s (21.6kB/s)(5992KiB/283561msec) clat (msec): min=5, max=988, avg=42.81, stdev=45.04 lat (msec): min=5, max=988, avg=42.82, stdev=45.04 clat percentiles (msec): | 1.00th=[ 8], 5.00th=[ 11], 10.00th=[ 13], 20.00th=[ 18], | 30.00th=[ 23], 40.00th=[ 27], 50.00th=[ 32], 60.00th=[ 37], | 70.00th=[ 44], 80.00th=[ 57], 90.00th=[ 84], 95.00th=[ 113], | 99.00th=[ 203], 99.50th=[ 264], 99.90th=[ 376], 99.95th=[ 986], | 99.99th=[ 986] bw ( KiB/s): min= 7, max= 95, per=28.43%, avg=23.88, stdev=15.91, samples=484 iops : min= 1, max= 23, avg= 5.33, stdev= 4.04, samples=484 write: IOPS=5, BW=22.2KiB/s (22.7kB/s)(6296KiB/283561msec); 0 zone resets clat (msec): min=32, max=484, avg=139.31, stdev=69.08 lat (msec): min=32, max=484, avg=139.32, stdev=69.09 clat percentiles (msec): | 1.00th=[ 48], 5.00th=[ 61], 10.00th=[ 69], 20.00th=[ 83], | 30.00th=[ 96], 40.00th=[ 108], 50.00th=[ 122], 60.00th=[ 138], | 70.00th=[ 161], 80.00th=[ 190], 90.00th=[ 236], 95.00th=[ 279], | 99.00th=[ 359], 99.50th=[ 405], 99.90th=[ 460], 99.95th=[ 485], | 99.99th=[ 485] bw ( KiB/s): min= 7, max= 55, per=24.93%, avg=21.94, stdev=10.18, samples=551 iops : min= 1, max= 13, avg= 4.83, stdev= 2.60, samples=551 lat (msec) : 10=2.34%, 20=9.73%, 50=25.55%, 100=25.07%, 250=32.85% lat (msec) : 500=4.43%, 1000=0.03% cpu : usr=0.03%, sys=1.32%, ctx=5733, majf=0, minf=17 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1498,1574,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=144500: Thu Jun 11 18:00:08 2026 read: IOPS=5, BW=20.9KiB/s (21.4kB/s)(5940KiB/283981msec) clat (msec): min=5, max=1252, avg=41.77, stdev=46.47 lat (msec): min=5, max=1252, avg=41.78, stdev=46.48 clat percentiles (msec): | 1.00th=[ 8], 5.00th=[ 11], 10.00th=[ 13], 20.00th=[ 18], | 30.00th=[ 22], 40.00th=[ 27], 50.00th=[ 32], 60.00th=[ 38], | 70.00th=[ 45], 80.00th=[ 56], 90.00th=[ 84], 95.00th=[ 111], | 99.00th=[ 167], 99.50th=[ 226], 99.90th=[ 376], 99.95th=[ 1250], | 99.99th=[ 1250] bw ( KiB/s): min= 7, max= 87, per=29.14%, avg=24.48, stdev=16.15, samples=468 iops : min= 1, max= 21, avg= 5.48, stdev= 4.09, samples=468 write: IOPS=5, BW=22.4KiB/s (22.9kB/s)(6348KiB/283981msec); 0 zone resets clat (msec): min=29, max=506, avg=139.75, stdev=69.70 lat (msec): min=29, max=506, avg=139.76, stdev=69.70 clat percentiles (msec): | 1.00th=[ 47], 5.00th=[ 61], 10.00th=[ 71], 20.00th=[ 85], | 30.00th=[ 95], 40.00th=[ 108], 50.00th=[ 123], 60.00th=[ 140], | 70.00th=[ 163], 80.00th=[ 190], 90.00th=[ 232], 95.00th=[ 279], | 99.00th=[ 376], 99.50th=[ 439], 99.90th=[ 489], 99.95th=[ 506], | 99.99th=[ 506] bw ( KiB/s): min= 7, max= 55, per=25.00%, avg=22.00, stdev=10.12, samples=554 iops : min= 1, max= 13, avg= 4.85, stdev= 2.59, samples=554 lat (msec) : 10=2.21%, 20=10.06%, 50=25.46%, 100=25.42%, 250=32.78% lat (msec) : 500=4.00%, 750=0.03%, 2000=0.03% cpu : usr=0.04%, sys=1.33%, ctx=5722, majf=0, minf=16 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1485,1587,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=144501: Thu Jun 11 18:00:08 2026 read: IOPS=5, BW=21.3KiB/s (21.8kB/s)(6028KiB/282619msec) clat (msec): min=5, max=323, avg=42.92, stdev=36.40 lat (msec): min=5, max=323, avg=42.93, stdev=36.40 clat percentiles (msec): | 1.00th=[ 8], 5.00th=[ 11], 10.00th=[ 14], 20.00th=[ 19], | 30.00th=[ 24], 40.00th=[ 28], 50.00th=[ 34], 60.00th=[ 40], | 70.00th=[ 47], 80.00th=[ 60], 90.00th=[ 82], 95.00th=[ 108], | 99.00th=[ 197], 99.50th=[ 224], 99.90th=[ 321], 99.95th=[ 326], | 99.99th=[ 326] bw ( KiB/s): min= 7, max= 111, per=28.36%, avg=23.82, stdev=15.90, samples=488 iops : min= 1, max= 27, avg= 5.31, stdev= 4.01, samples=488 write: IOPS=5, BW=22.1KiB/s (22.7kB/s)(6260KiB/282619msec); 0 zone resets clat (msec): min=26, max=1405, avg=139.18, stdev=77.96 lat (msec): min=26, max=1405, avg=139.18, stdev=77.95 clat percentiles (msec): | 1.00th=[ 44], 5.00th=[ 60], 10.00th=[ 69], 20.00th=[ 82], | 30.00th=[ 93], 40.00th=[ 106], 50.00th=[ 121], 60.00th=[ 138], | 70.00th=[ 159], 80.00th=[ 190], 90.00th=[ 234], 95.00th=[ 279], | 99.00th=[ 384], 99.50th=[ 418], 99.90th=[ 600], 99.95th=[ 1401], | 99.99th=[ 1401] bw ( KiB/s): min= 7, max= 63, per=24.98%, avg=21.98, stdev=10.76, samples=547 iops : min= 1, max= 15, avg= 4.84, stdev= 2.75, samples=547 lat (msec) : 10=2.18%, 20=8.82%, 50=26.20%, 100=26.99%, 250=31.71% lat (msec) : 500=4.00%, 750=0.07%, 2000=0.03% cpu : usr=0.04%, sys=1.38%, ctx=5877, majf=0, minf=15 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1507,1565,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=144502: Thu Jun 11 18:00:08 2026 read: IOPS=5, BW=21.4KiB/s (21.9kB/s)(6052KiB/283048msec) clat (msec): min=4, max=336, avg=40.75, stdev=32.70 lat (msec): min=4, max=336, avg=40.76, stdev=32.70 clat percentiles (msec): | 1.00th=[ 7], 5.00th=[ 11], 10.00th=[ 14], 20.00th=[ 19], | 30.00th=[ 23], 40.00th=[ 28], 50.00th=[ 32], 60.00th=[ 37], | 70.00th=[ 45], 80.00th=[ 57], 90.00th=[ 79], 95.00th=[ 103], | 99.00th=[ 174], 99.50th=[ 213], 99.90th=[ 249], 99.95th=[ 338], | 99.99th=[ 338] bw ( KiB/s): min= 7, max= 95, per=28.81%, avg=24.20, stdev=15.90, samples=482 iops : min= 1, max= 23, avg= 5.40, stdev= 4.01, samples=482 write: IOPS=5, BW=22.0KiB/s (22.6kB/s)(6236KiB/283048msec); 0 zone resets clat (msec): min=34, max=1406, avg=141.93, stdev=78.10 lat (msec): min=34, max=1406, avg=141.94, stdev=78.10 clat percentiles (msec): | 1.00th=[ 48], 5.00th=[ 62], 10.00th=[ 71], 20.00th=[ 85], | 30.00th=[ 96], 40.00th=[ 111], 50.00th=[ 125], 60.00th=[ 142], | 70.00th=[ 161], 80.00th=[ 190], 90.00th=[ 239], 95.00th=[ 279], | 99.00th=[ 388], 99.50th=[ 451], 99.90th=[ 527], 99.95th=[ 1401], | 99.99th=[ 1401] bw ( KiB/s): min= 7, max= 55, per=24.52%, avg=21.57, stdev=10.01, samples=555 iops : min= 1, max= 13, avg= 4.74, stdev= 2.57, samples=555 lat (msec) : 10=2.34%, 20=9.54%, 50=25.98%, 100=25.42%, 250=32.45% lat (msec) : 500=4.17%, 750=0.07%, 2000=0.03% cpu : usr=0.04%, sys=1.33%, ctx=5759, majf=0, minf=17 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1513,1559,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 Run status group 0 (all jobs): READ: bw=84.6KiB/s (86.6kB/s), 20.9KiB/s-21.4KiB/s (21.4kB/s-21.9kB/s), io=23.4MiB (24.6MB), run=282619-283981msec WRITE: bw=88.5KiB/s (90.7kB/s), 22.0KiB/s-22.4KiB/s (22.6kB/s-22.9kB/s), io=24.6MiB (25.7MB), run=282619-283981msec mix direct rw 16384 by fio with 4 jobs... mix buffer rw 16384 by fio with 4 jobs... rand-rw: (g=0): rw=randrw, bs=(R) 16.0KiB-16.0KiB, (W) 16.0KiB-16.0KiB, (T) 16.0KiB-16.0KiB, ioengine=psync, iodepth=16 ... fio-3.19 Starting 4 processes rand-rw: (g=0): rw=randrw, bs=(R) 16.0KiB-16.0KiB, (W) 16.0KiB-16.0KiB, (T) 16.0KiB-16.0KiB, ioengine=psync, iodepth=16 ... fio-3.19 Starting 4 processes rand-rw: (groupid=0, jobs=1): err= 0: pid=144565: Thu Jun 11 18:00:46 2026 read: IOPS=13, BW=221KiB/s (226kB/s)(5920KiB/26817msec) clat (usec): min=36, max=208108, avg=39974.33, stdev=34757.53 lat (usec): min=36, max=208110, avg=39975.80, stdev=34757.60 clat percentiles (usec): | 1.00th=[ 41], 5.00th=[ 57], 10.00th=[ 62], 20.00th=[ 221], | 30.00th=[ 21627], 40.00th=[ 28967], 50.00th=[ 35390], 60.00th=[ 43254], | 70.00th=[ 50070], 80.00th=[ 62129], 90.00th=[ 80217], 95.00th=[ 95945], | 99.00th=[193987], 99.50th=[198181], 99.90th=[208667], 99.95th=[208667], | 99.99th=[208667] bw ( KiB/s): min= 62, max= 500, per=25.16%, avg=219.62, stdev=99.10, samples=52 iops : min= 3, max= 31, avg=13.02, stdev= 6.23, samples=52 write: IOPS=14, BW=237KiB/s (243kB/s)(6368KiB/26817msec); 0 zone resets clat (usec): min=1223, max=153080, avg=30081.12, stdev=32867.43 lat (usec): min=1224, max=153082, avg=30083.85, stdev=32867.44 clat percentiles (usec): | 1.00th=[ 1614], 5.00th=[ 1860], 10.00th=[ 2114], 20.00th=[ 4555], | 30.00th=[ 6718], 40.00th=[ 10159], 50.00th=[ 15533], 60.00th=[ 25297], | 70.00th=[ 36963], 80.00th=[ 54789], 90.00th=[ 81265], 95.00th=[103285], | 99.00th=[133694], 99.50th=[135267], 99.90th=[152044], 99.95th=[152044], | 99.99th=[152044] bw ( KiB/s): min= 63, max= 459, per=25.82%, avg=237.27, stdev=88.28, samples=52 iops : min= 3, max= 28, avg=14.15, stdev= 5.62, samples=52 lat (usec) : 50=1.69%, 100=7.03%, 250=0.91%, 750=0.13% lat (msec) : 2=4.30%, 4=5.47%, 10=10.94%, 20=10.29%, 50=33.98% lat (msec) : 100=20.18%, 250=5.08% cpu : usr=0.07%, sys=5.67%, ctx=1423, majf=0, minf=15 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=370,398,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=144566: Thu Jun 11 18:00:46 2026 read: IOPS=13, BW=210KiB/s (215kB/s)(5744KiB/27416msec) clat (usec): min=41, max=192698, avg=38249.70, stdev=27725.02 lat (usec): min=41, max=192700, avg=38251.08, stdev=27725.02 clat percentiles (usec): | 1.00th=[ 51], 5.00th=[ 57], 10.00th=[ 64], 20.00th=[ 17433], | 30.00th=[ 26346], 40.00th=[ 31327], 50.00th=[ 36439], 60.00th=[ 41681], | 70.00th=[ 47449], 80.00th=[ 55837], 90.00th=[ 71828], 95.00th=[ 86508], | 99.00th=[123208], 99.50th=[158335], 99.90th=[191890], 99.95th=[191890], | 99.99th=[191890] bw ( KiB/s): min= 31, max= 350, per=24.94%, avg=217.73, stdev=79.07, samples=52 iops : min= 1, max= 21, avg=12.90, stdev= 4.97, samples=52 write: IOPS=14, BW=239KiB/s (244kB/s)(6544KiB/27416msec); 0 zone resets clat (usec): min=1073, max=362273, avg=32796.58, stdev=44300.92 lat (usec): min=1075, max=362274, avg=32812.74, stdev=44310.19 clat percentiles (usec): | 1.00th=[ 1614], 5.00th=[ 1827], 10.00th=[ 2704], 20.00th=[ 4752], | 30.00th=[ 7111], 40.00th=[ 10683], 50.00th=[ 16057], 60.00th=[ 26608], | 70.00th=[ 38011], 80.00th=[ 55837], 90.00th=[ 77071], 95.00th=[102237], | 99.00th=[221250], 99.50th=[333448], 99.90th=[362808], 99.95th=[362808], | 99.99th=[362808] bw ( KiB/s): min= 32, max= 448, per=25.91%, avg=238.15, stdev=109.71, samples=54 iops : min= 2, max= 28, avg=14.20, stdev= 6.90, samples=54 lat (usec) : 50=0.39%, 100=7.16%, 250=0.13%, 500=0.13% lat (msec) : 2=4.17%, 4=4.56%, 10=12.24%, 20=9.90%, 50=36.07% lat (msec) : 100=20.96%, 250=3.91%, 500=0.39% cpu : usr=0.07%, sys=5.58%, ctx=1436, majf=0, minf=15 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=359,409,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=144568: Thu Jun 11 18:00:46 2026 read: IOPS=14, BW=232KiB/s (237kB/s)(6256KiB/27007msec) clat (usec): min=36, max=282223, avg=40315.65, stdev=34540.58 lat (usec): min=36, max=282224, avg=40339.39, stdev=34532.13 clat percentiles (usec): | 1.00th=[ 43], 5.00th=[ 55], 10.00th=[ 70], 20.00th=[ 17433], | 30.00th=[ 25297], 40.00th=[ 30802], 50.00th=[ 35914], 60.00th=[ 41681], | 70.00th=[ 50070], 80.00th=[ 60031], 90.00th=[ 72877], 95.00th=[ 90702], | 99.00th=[217056], 99.50th=[252707], 99.90th=[283116], 99.95th=[283116], | 99.99th=[283116] bw ( KiB/s): min= 31, max= 475, per=26.78%, avg=233.79, stdev=80.49, samples=52 iops : min= 1, max= 29, avg=13.92, stdev= 5.09, samples=52 write: IOPS=13, BW=223KiB/s (229kB/s)(6032KiB/27007msec); 0 zone resets clat (usec): min=1354, max=325000, avg=29293.36, stdev=33514.92 lat (usec): min=1355, max=325003, avg=29295.59, stdev=33514.93 clat percentiles (usec): | 1.00th=[ 1598], 5.00th=[ 1844], 10.00th=[ 2409], 20.00th=[ 4555], | 30.00th=[ 6325], 40.00th=[ 10421], 50.00th=[ 16581], 60.00th=[ 24511], | 70.00th=[ 38011], 80.00th=[ 53216], 90.00th=[ 76022], 95.00th=[ 89654], | 99.00th=[126354], 99.50th=[187696], 99.90th=[325059], 99.95th=[325059], | 99.99th=[325059] bw ( KiB/s): min= 63, max= 447, per=24.55%, avg=225.61, stdev=93.35, samples=51 iops : min= 3, max= 27, avg=13.41, stdev= 5.88, samples=51 lat (usec) : 50=1.04%, 100=5.99%, 250=0.39%, 500=0.52% lat (msec) : 2=3.52%, 4=6.25%, 10=10.16%, 20=10.42%, 50=36.07% lat (msec) : 100=22.92%, 250=2.34%, 500=0.39% cpu : usr=0.06%, sys=5.47%, ctx=1431, majf=0, minf=15 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=391,377,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=144570: Thu Jun 11 18:00:46 2026 read: IOPS=14, BW=230KiB/s (235kB/s)(6032KiB/26266msec) clat (usec): min=37, max=160560, avg=37533.80, stdev=28864.65 lat (usec): min=37, max=160561, avg=37547.47, stdev=28872.20 clat percentiles (usec): | 1.00th=[ 39], 5.00th=[ 55], 10.00th=[ 60], 20.00th=[ 94], | 30.00th=[ 21627], 40.00th=[ 31327], 50.00th=[ 38011], 60.00th=[ 42206], | 70.00th=[ 47973], 80.00th=[ 58983], 90.00th=[ 76022], 95.00th=[ 86508], | 99.00th=[131597], 99.50th=[154141], 99.90th=[160433], 99.95th=[160433], | 99.99th=[160433] bw ( KiB/s): min= 31, max= 404, per=26.11%, avg=227.94, stdev=85.03, samples=51 iops : min= 1, max= 25, avg=13.57, stdev= 5.35, samples=51 write: IOPS=14, BW=238KiB/s (244kB/s)(6256KiB/26266msec); 0 zone resets clat (usec): min=1514, max=343820, avg=30463.08, stdev=35270.36 lat (usec): min=1516, max=343822, avg=30489.43, stdev=35295.88 clat percentiles (usec): | 1.00th=[ 1614], 5.00th=[ 1811], 10.00th=[ 2343], 20.00th=[ 3884], | 30.00th=[ 6718], 40.00th=[ 10683], 50.00th=[ 17433], 60.00th=[ 26346], | 70.00th=[ 37487], 80.00th=[ 57410], 90.00th=[ 74974], 95.00th=[ 91751], | 99.00th=[137364], 99.50th=[162530], 99.90th=[341836], 99.95th=[341836], | 99.99th=[341836] bw ( KiB/s): min= 93, max= 446, per=25.86%, avg=237.63, stdev=88.66, samples=51 iops : min= 5, max= 27, avg=14.16, stdev= 5.59, samples=51 lat (usec) : 50=1.30%, 100=8.85%, 250=0.13% lat (msec) : 2=4.30%, 4=6.90%, 10=9.38%, 20=9.51%, 50=33.07% lat (msec) : 100=23.57%, 250=2.86%, 500=0.13% cpu : usr=0.09%, sys=5.66%, ctx=1397, majf=0, minf=16 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=377,391,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 Run status group 0 (all jobs): READ: bw=874KiB/s (895kB/s), 210KiB/s-232KiB/s (215kB/s-237kB/s), io=23.4MiB (24.5MB), run=26266-27416msec WRITE: bw=919KiB/s (941kB/s), 223KiB/s-239KiB/s (229kB/s-244kB/s), io=24.6MiB (25.8MB), run=26266-27416msec rand-rw: (groupid=0, jobs=1): err= 0: pid=144567: Thu Jun 11 18:01:32 2026 read: IOPS=5, BW=81.8KiB/s (83.8kB/s)(5920KiB/72381msec) clat (msec): min=7, max=240, avg=39.46, stdev=36.54 lat (msec): min=7, max=240, avg=39.46, stdev=36.54 clat percentiles (msec): | 1.00th=[ 10], 5.00th=[ 12], 10.00th=[ 14], 20.00th=[ 16], | 30.00th=[ 19], 40.00th=[ 23], 50.00th=[ 27], 60.00th=[ 33], | 70.00th=[ 39], 80.00th=[ 54], 90.00th=[ 87], 95.00th=[ 120], | 99.00th=[ 184], 99.50th=[ 205], 99.90th=[ 241], 99.95th=[ 241], | 99.99th=[ 241] bw ( KiB/s): min= 30, max= 350, per=28.19%, avg=92.45, stdev=58.45, samples=124 iops : min= 1, max= 21, avg= 5.00, stdev= 3.71, samples=124 write: IOPS=5, BW=87.0KiB/s (90.1kB/s)(6368KiB/72381msec); 0 zone resets clat (msec): min=38, max=396, avg=144.09, stdev=57.88 lat (msec): min=38, max=396, avg=144.10, stdev=57.88 clat percentiles (msec): | 1.00th=[ 52], 5.00th=[ 72], 10.00th=[ 83], 20.00th=[ 94], | 30.00th=[ 110], 40.00th=[ 124], 50.00th=[ 136], 60.00th=[ 146], | 70.00th=[ 163], 80.00th=[ 182], 90.00th=[ 220], 95.00th=[ 262], | 99.00th=[ 338], 99.50th=[ 359], 99.90th=[ 397], 99.95th=[ 397], | 99.99th=[ 397] bw ( KiB/s): min= 31, max= 160, per=25.67%, avg=88.57, stdev=33.73, samples=140 iops : min= 1, max= 10, avg= 4.75, stdev= 2.18, samples=140 lat (msec) : 10=1.17%, 20=15.23%, 50=21.61%, 100=19.14%, 250=40.10% lat (msec) : 500=2.73% cpu : usr=0.04%, sys=1.29%, ctx=1267, majf=0, minf=12 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=370,398,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=144569: Thu Jun 11 18:01:32 2026 read: IOPS=4, BW=78.7KiB/s (80.6kB/s)(5744KiB/72949msec) clat (msec): min=6, max=240, avg=38.25, stdev=34.39 lat (msec): min=6, max=240, avg=38.25, stdev=34.39 clat percentiles (msec): | 1.00th=[ 9], 5.00th=[ 12], 10.00th=[ 14], 20.00th=[ 16], | 30.00th=[ 20], 40.00th=[ 24], 50.00th=[ 28], 60.00th=[ 33], | 70.00th=[ 38], 80.00th=[ 48], 90.00th=[ 83], 95.00th=[ 117], | 99.00th=[ 188], 99.50th=[ 211], 99.90th=[ 241], 99.95th=[ 241], | 99.99th=[ 241] bw ( KiB/s): min= 22, max= 288, per=28.31%, avg=92.85, stdev=58.75, samples=122 iops : min= 1, max= 18, avg= 5.04, stdev= 3.75, samples=122 write: IOPS=5, BW=89.7KiB/s (91.9kB/s)(6544KiB/72949msec); 0 zone resets clat (msec): min=41, max=381, avg=144.50, stdev=58.90 lat (msec): min=41, max=381, avg=144.51, stdev=58.90 clat percentiles (msec): | 1.00th=[ 54], 5.00th=[ 69], 10.00th=[ 79], 20.00th=[ 96], | 30.00th=[ 109], 40.00th=[ 123], 50.00th=[ 134], 60.00th=[ 146], | 70.00th=[ 163], 80.00th=[ 188], 90.00th=[ 232], 95.00th=[ 257], | 99.00th=[ 342], 99.50th=[ 351], 99.90th=[ 384], 99.95th=[ 384], | 99.99th=[ 384] bw ( KiB/s): min= 30, max= 223, per=26.05%, avg=89.87, stdev=35.39, samples=143 iops : min= 1, max= 13, avg= 4.84, stdev= 2.28, samples=143 lat (msec) : 10=1.43%, 20=13.41%, 50=23.44%, 100=17.19%, 250=41.67% lat (msec) : 500=2.86% cpu : usr=0.04%, sys=1.33%, ctx=1288, majf=0, minf=11 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=359,409,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=144571: Thu Jun 11 18:01:32 2026 read: IOPS=5, BW=88.2KiB/s (90.3kB/s)(6256KiB/70954msec) clat (msec): min=7, max=235, avg=37.25, stdev=35.09 lat (msec): min=7, max=235, avg=37.25, stdev=35.09 clat percentiles (msec): | 1.00th=[ 9], 5.00th=[ 11], 10.00th=[ 13], 20.00th=[ 16], | 30.00th=[ 19], 40.00th=[ 22], 50.00th=[ 26], 60.00th=[ 30], | 70.00th=[ 36], 80.00th=[ 50], 90.00th=[ 77], 95.00th=[ 111], | 99.00th=[ 188], 99.50th=[ 203], 99.90th=[ 236], 99.95th=[ 236], | 99.99th=[ 236] bw ( KiB/s): min= 31, max= 285, per=29.90%, avg=98.07, stdev=65.82, samples=126 iops : min= 1, max= 17, avg= 5.35, stdev= 4.15, samples=126 write: IOPS=5, BW=85.0KiB/s (87.1kB/s)(6032KiB/70954msec); 0 zone resets clat (msec): min=50, max=388, avg=148.67, stdev=56.95 lat (msec): min=50, max=388, avg=148.68, stdev=56.95 clat percentiles (msec): | 1.00th=[ 58], 5.00th=[ 81], 10.00th=[ 87], 20.00th=[ 105], | 30.00th=[ 112], 40.00th=[ 125], 50.00th=[ 138], 60.00th=[ 155], | 70.00th=[ 171], 80.00th=[ 190], 90.00th=[ 220], 95.00th=[ 264], | 99.00th=[ 355], 99.50th=[ 380], 99.90th=[ 388], 99.95th=[ 388], | 99.99th=[ 388] bw ( KiB/s): min= 22, max= 160, per=24.72%, avg=85.27, stdev=30.01, samples=139 iops : min= 1, max= 10, avg= 4.55, stdev= 1.97, samples=139 lat (msec) : 10=2.34%, 20=15.89%, 50=22.79%, 100=15.36%, 250=40.89% lat (msec) : 500=2.73% cpu : usr=0.05%, sys=1.33%, ctx=1297, majf=0, minf=11 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=391,377,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=144572: Thu Jun 11 18:01:32 2026 read: IOPS=5, BW=84.7KiB/s (86.7kB/s)(6032KiB/71214msec) clat (msec): min=6, max=244, avg=37.35, stdev=32.66 lat (msec): min=6, max=244, avg=37.35, stdev=32.66 clat percentiles (msec): | 1.00th=[ 8], 5.00th=[ 13], 10.00th=[ 14], 20.00th=[ 18], | 30.00th=[ 21], 40.00th=[ 24], 50.00th=[ 28], 60.00th=[ 32], | 70.00th=[ 36], 80.00th=[ 48], 90.00th=[ 77], 95.00th=[ 106], | 99.00th=[ 174], 99.50th=[ 228], 99.90th=[ 245], 99.95th=[ 245], | 99.99th=[ 245] bw ( KiB/s): min= 30, max= 287, per=28.61%, avg=93.86, stdev=57.92, samples=125 iops : min= 1, max= 17, avg= 5.09, stdev= 3.65, samples=125 write: IOPS=5, BW=87.8KiB/s (89.0kB/s)(6256KiB/71214msec); 0 zone resets clat (msec): min=50, max=371, avg=145.14, stdev=52.80 lat (msec): min=50, max=371, avg=145.15, stdev=52.80 clat percentiles (msec): | 1.00th=[ 58], 5.00th=[ 75], 10.00th=[ 86], 20.00th=[ 103], | 30.00th=[ 114], 40.00th=[ 126], 50.00th=[ 138], 60.00th=[ 150], | 70.00th=[ 165], 80.00th=[ 182], 90.00th=[ 211], 95.00th=[ 251], | 99.00th=[ 326], 99.50th=[ 351], 99.90th=[ 372], 99.95th=[ 372], | 99.99th=[ 372] bw ( KiB/s): min= 22, max= 160, per=25.41%, avg=87.66, stdev=31.82, samples=140 iops : min= 1, max= 10, avg= 4.69, stdev= 2.05, samples=140 lat (msec) : 10=1.17%, 20=13.41%, 50=25.00%, 100=16.41%, 250=41.41% lat (msec) : 500=2.60% cpu : usr=0.03%, sys=1.37%, ctx=1356, majf=0, minf=12 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=377,391,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 Run status group 0 (all jobs): READ: bw=328KiB/s (336kB/s), 78.7KiB/s-88.2KiB/s (80.6kB/s-90.3kB/s), io=23.4MiB (24.5MB), run=70954-72949msec WRITE: bw=345KiB/s (354kB/s), 85.0KiB/s-89.7KiB/s (87.1kB/s-91.9kB/s), io=24.6MiB (25.8MB), run=70954-72949msec mix direct rw 1048576 by fio with 4 jobs... mix buffer rw 1048576 by fio with 4 jobs... rand-rw: (g=0): rw=randrw, bs=(R) 1024KiB-1024KiB, (W) 1024KiB-1024KiB, (T) 1024KiB-1024KiB, ioengine=psync, iodepth=16 ... fio-3.19 Starting 4 processes rand-rw: (g=0): rw=randrw, bs=(R) 1024KiB-1024KiB, (W) 1024KiB-1024KiB, (T) 1024KiB-1024KiB, ioengine=psync, iodepth=16 ... fio-3.19 Starting 4 processes rand-rw: (groupid=0, jobs=1): err= 0: pid=144601: Thu Jun 11 18:01:48 2026 read: IOPS=2, BW=2393KiB/s (2450kB/s)(7168KiB/2996msec) clat (usec): min=1021, max=307302, avg=169688.54, stdev=129135.99 lat (usec): min=1022, max=307305, avg=169690.05, stdev=129136.24 clat percentiles (usec): | 1.00th=[ 1020], 5.00th=[ 1020], 10.00th=[ 1020], 20.00th=[ 6849], | 30.00th=[135267], 40.00th=[135267], 50.00th=[181404], 60.00th=[250610], | 70.00th=[250610], 80.00th=[304088], 90.00th=[308282], 95.00th=[308282], | 99.00th=[308282], 99.50th=[308282], 99.90th=[308282], 99.95th=[308282], | 99.99th=[308282] bw ( KiB/s): min= 1875, max= 6107, per=95.58%, avg=4023.00, stdev=2116.73, samples=3 iops : min= 1, max= 5, avg= 3.00, stdev= 2.00, samples=3 write: IOPS=1, BW=1709KiB/s (1750kB/s)(5120KiB/2996msec); 0 zone resets clat (msec): min=175, max=412, avg=291.66, stdev=90.80 lat (msec): min=175, max=412, avg=291.74, stdev=90.77 clat percentiles (msec): | 1.00th=[ 176], 5.00th=[ 176], 10.00th=[ 176], 20.00th=[ 176], | 30.00th=[ 234], 40.00th=[ 234], 50.00th=[ 317], 60.00th=[ 317], | 70.00th=[ 321], 80.00th=[ 321], 90.00th=[ 414], 95.00th=[ 414], | 99.00th=[ 414], 99.50th=[ 414], 99.90th=[ 414], 99.95th=[ 414], | 99.99th=[ 414] bw ( KiB/s): min= 1875, max= 4039, per=45.01%, avg=2652.33, stdev=1203.82, samples=3 iops : min= 1, max= 3, avg= 1.67, stdev= 1.15, samples=3 lat (msec) : 2=8.33%, 10=8.33%, 250=33.33%, 500=50.00% cpu : usr=0.00%, sys=8.98%, ctx=118, majf=0, minf=15 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=7,5,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=144603: Thu Jun 11 18:01:48 2026 read: IOPS=0, BW=421KiB/s (431kB/s)(2048KiB/4865msec) clat (msec): min=242, max=283, avg=262.92, stdev=29.02 lat (msec): min=242, max=283, avg=262.93, stdev=29.02 clat percentiles (msec): | 1.00th=[ 243], 5.00th=[ 243], 10.00th=[ 243], 20.00th=[ 243], | 30.00th=[ 243], 40.00th=[ 243], 50.00th=[ 243], 60.00th=[ 284], | 70.00th=[ 284], 80.00th=[ 284], 90.00th=[ 284], 95.00th=[ 284], | 99.00th=[ 284], 99.50th=[ 284], 99.90th=[ 284], 99.95th=[ 284], | 99.99th=[ 284] bw ( KiB/s): min= 1712, max= 2031, per=44.46%, avg=1871.50, stdev=225.57, samples=2 iops : min= 1, max= 1, avg= 1.00, stdev= 0.00, samples=2 write: IOPS=2, BW=2105KiB/s (2155kB/s)(10.0MiB/4865msec); 0 zone resets clat (msec): min=153, max=796, avg=413.89, stdev=244.74 lat (msec): min=153, max=796, avg=413.96, stdev=244.75 clat percentiles (msec): | 1.00th=[ 155], 5.00th=[ 155], 10.00th=[ 155], 20.00th=[ 184], | 30.00th=[ 232], 40.00th=[ 271], 50.00th=[ 275], 60.00th=[ 393], | 70.00th=[ 397], 80.00th=[ 651], 90.00th=[ 793], 95.00th=[ 793], | 99.00th=[ 793], 99.50th=[ 793], 99.90th=[ 793], 99.95th=[ 793], | 99.99th=[ 793] bw ( KiB/s): min= 1875, max= 4096, per=38.51%, avg=2269.62, stdev=740.05, samples=8 iops : min= 1, max= 4, avg= 1.38, stdev= 1.06, samples=8 lat (msec) : 250=33.33%, 500=41.67%, 750=8.33%, 1000=16.67% cpu : usr=0.00%, sys=9.50%, ctx=147, majf=0, minf=13 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=2,10,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=144605: Thu Jun 11 18:01:48 2026 read: IOPS=1, BW=1699KiB/s (1740kB/s)(6144KiB/3616msec) clat (usec): min=515, max=495728, avg=199509.28, stdev=188625.58 lat (usec): min=517, max=495729, avg=199510.67, stdev=188625.53 clat percentiles (usec): | 1.00th=[ 515], 5.00th=[ 515], 10.00th=[ 515], 20.00th=[ 537], | 30.00th=[ 537], 40.00th=[164627], 50.00th=[164627], 60.00th=[256902], | 70.00th=[278922], 80.00th=[278922], 90.00th=[497026], 95.00th=[497026], | 99.00th=[497026], 99.50th=[497026], 99.90th=[497026], 99.95th=[497026], | 99.99th=[497026] bw ( KiB/s): min= 2019, max= 6095, per=80.44%, avg=3385.67, stdev=2346.38, samples=3 iops : min= 1, max= 5, avg= 2.33, stdev= 2.31, samples=3 write: IOPS=1, BW=1699KiB/s (1740kB/s)(6144KiB/3616msec); 0 zone resets clat (msec): min=161, max=631, avg=350.60, stdev=190.01 lat (msec): min=161, max=631, avg=351.26, stdev=189.43 clat percentiles (msec): | 1.00th=[ 163], 5.00th=[ 163], 10.00th=[ 163], 20.00th=[ 192], | 30.00th=[ 192], 40.00th=[ 275], 50.00th=[ 275], 60.00th=[ 309], | 70.00th=[ 535], 80.00th=[ 535], 90.00th=[ 634], 95.00th=[ 634], | 99.00th=[ 634], 99.50th=[ 634], 99.90th=[ 634], 99.95th=[ 634], | 99.99th=[ 634] bw ( KiB/s): min= 1681, max= 2043, per=32.80%, avg=1933.00, stdev=157.30, samples=5 iops : min= 1, max= 1, avg= 1.00, stdev= 0.00, samples=5 lat (usec) : 750=16.67% lat (msec) : 250=25.00%, 500=41.67%, 750=16.67% cpu : usr=0.06%, sys=9.32%, ctx=134, majf=0, minf=15 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=6,6,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=144606: Thu Jun 11 18:01:48 2026 read: IOPS=2, BW=2092KiB/s (2142kB/s)(5120KiB/2448msec) clat (usec): min=513, max=218505, avg=122909.13, stdev=112140.69 lat (usec): min=515, max=218506, avg=122910.24, stdev=112140.40 clat percentiles (usec): | 1.00th=[ 515], 5.00th=[ 515], 10.00th=[ 515], 20.00th=[ 515], | 30.00th=[ 627], 40.00th=[ 627], 50.00th=[189793], 60.00th=[189793], | 70.00th=[204473], 80.00th=[204473], 90.00th=[219153], 95.00th=[219153], | 99.00th=[219153], 99.50th=[219153], 99.90th=[219153], 99.95th=[219153], | 99.99th=[219153] bw ( KiB/s): min= 4071, max= 4087, per=96.91%, avg=4079.00, stdev=11.31, samples=2 iops : min= 3, max= 3, avg= 3.00, stdev= 0.00, samples=2 write: IOPS=2, BW=2928KiB/s (2998kB/s)(7168KiB/2448msec); 0 zone resets clat (msec): min=130, max=451, avg=252.00, stdev=103.15 lat (msec): min=130, max=451, avg=252.08, stdev=103.14 clat percentiles (msec): | 1.00th=[ 131], 5.00th=[ 131], 10.00th=[ 131], 20.00th=[ 178], | 30.00th=[ 207], 40.00th=[ 207], 50.00th=[ 239], 60.00th=[ 275], | 70.00th=[ 275], 80.00th=[ 284], 90.00th=[ 451], 95.00th=[ 451], | 99.00th=[ 451], 99.50th=[ 451], 99.90th=[ 451], 99.95th=[ 451], | 99.99th=[ 451] bw ( KiB/s): min= 3150, max= 4071, per=63.69%, avg=3753.33, stdev=522.75, samples=3 iops : min= 3, max= 3, avg= 3.00, stdev= 0.00, samples=3 lat (usec) : 750=16.67% lat (msec) : 250=58.33%, 500=25.00% cpu : usr=0.08%, sys=15.73%, ctx=123, majf=0, minf=14 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=5,7,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 Run status group 0 (all jobs): READ: bw=4210KiB/s (4311kB/s), 421KiB/s-2393KiB/s (431kB/s-2450kB/s), io=20.0MiB (20.0MB), run=2448-4865msec WRITE: bw=5894KiB/s (6035kB/s), 1699KiB/s-2928KiB/s (1740kB/s-2998kB/s), io=28.0MiB (29.4MB), run=2448-4865msec rand-rw: (groupid=0, jobs=1): err= 0: pid=144600: Thu Jun 11 18:01:49 2026 read: IOPS=1, BW=1648KiB/s (1687kB/s)(7168KiB/4350msec) clat (msec): min=87, max=617, avg=287.92, stdev=205.80 lat (msec): min=87, max=617, avg=287.93, stdev=205.80 clat percentiles (msec): | 1.00th=[ 88], 5.00th=[ 88], 10.00th=[ 88], 20.00th=[ 127], | 30.00th=[ 142], 40.00th=[ 142], 50.00th=[ 241], 60.00th=[ 279], | 70.00th=[ 279], 80.00th=[ 523], 90.00th=[ 617], 95.00th=[ 617], | 99.00th=[ 617], 99.50th=[ 617], 99.90th=[ 617], 99.95th=[ 617], | 99.99th=[ 617] bw ( KiB/s): min= 1878, max= 4055, per=80.98%, avg=2980.00, stdev=1214.46, samples=4 iops : min= 1, max= 3, avg= 2.00, stdev= 1.15, samples=4 write: IOPS=1, BW=1177KiB/s (1205kB/s)(5120KiB/4350msec); 0 zone resets clat (msec): min=253, max=668, avg=405.78, stdev=193.25 lat (msec): min=254, max=668, avg=405.87, stdev=193.25 clat percentiles (msec): | 1.00th=[ 255], 5.00th=[ 255], 10.00th=[ 255], 20.00th=[ 255], | 30.00th=[ 262], 40.00th=[ 262], 50.00th=[ 292], 60.00th=[ 292], | 70.00th=[ 558], 80.00th=[ 558], 90.00th=[ 667], 95.00th=[ 667], | 99.00th=[ 667], 99.50th=[ 667], 99.90th=[ 667], 99.95th=[ 667], | 99.99th=[ 667] bw ( KiB/s): min= 1980, max= 4087, per=52.12%, avg=2685.00, stdev=1214.17, samples=3 iops : min= 1, max= 3, avg= 1.67, stdev= 1.15, samples=3 lat (msec) : 100=8.33%, 250=25.00%, 500=33.33%, 750=33.33% cpu : usr=0.00%, sys=3.56%, ctx=73, majf=0, minf=10 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=7,5,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=144602: Thu Jun 11 18:01:49 2026 read: IOPS=0, BW=429KiB/s (440kB/s)(2048KiB/4771msec) clat (msec): min=192, max=313, avg=253.20, stdev=85.19 lat (msec): min=192, max=313, avg=253.20, stdev=85.19 clat percentiles (msec): | 1.00th=[ 194], 5.00th=[ 194], 10.00th=[ 194], 20.00th=[ 194], | 30.00th=[ 194], 40.00th=[ 194], 50.00th=[ 194], 60.00th=[ 313], | 70.00th=[ 313], 80.00th=[ 313], 90.00th=[ 313], 95.00th=[ 313], | 99.00th=[ 313], 99.50th=[ 313], 99.90th=[ 313], 99.95th=[ 313], | 99.99th=[ 313] bw ( KiB/s): min= 1539, max= 2003, per=48.12%, avg=1771.00, stdev=328.10, samples=2 iops : min= 1, max= 1, avg= 1.00, stdev= 0.00, samples=2 write: IOPS=2, BW=2146KiB/s (2198kB/s)(10.0MiB/4771msec); 0 zone resets clat (msec): min=156, max=691, avg=420.88, stdev=174.61 lat (msec): min=156, max=691, avg=420.98, stdev=174.61 clat percentiles (msec): | 1.00th=[ 157], 5.00th=[ 157], 10.00th=[ 157], 20.00th=[ 262], | 30.00th=[ 300], 40.00th=[ 330], 50.00th=[ 334], 60.00th=[ 456], | 70.00th=[ 481], 80.00th=[ 550], 90.00th=[ 651], 95.00th=[ 693], | 99.00th=[ 693], 99.50th=[ 693], 99.90th=[ 693], 99.95th=[ 693], | 99.99th=[ 693] bw ( KiB/s): min= 1539, max= 3961, per=42.55%, avg=2192.25, stdev=733.56, samples=8 iops : min= 1, max= 3, avg= 1.38, stdev= 0.74, samples=8 lat (msec) : 250=16.67%, 500=58.33%, 750=25.00% cpu : usr=0.00%, sys=3.21%, ctx=77, majf=0, minf=10 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=2,10,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=144604: Thu Jun 11 18:01:49 2026 read: IOPS=1, BW=1332KiB/s (1364kB/s)(6144KiB/4611msec) clat (msec): min=134, max=981, avg=292.06, stdev=338.13 lat (msec): min=134, max=981, avg=292.07, stdev=338.13 clat percentiles (msec): | 1.00th=[ 136], 5.00th=[ 136], 10.00th=[ 136], 20.00th=[ 136], | 30.00th=[ 136], 40.00th=[ 144], 50.00th=[ 144], 60.00th=[ 176], | 70.00th=[ 184], 80.00th=[ 184], 90.00th=[ 978], 95.00th=[ 978], | 99.00th=[ 978], 99.50th=[ 978], 99.90th=[ 978], 99.95th=[ 978], | 99.99th=[ 978] bw ( KiB/s): min= 1980, max= 4087, per=90.55%, avg=3332.33, stdev=1173.78, samples=3 iops : min= 1, max= 3, avg= 2.33, stdev= 1.15, samples=3 write: IOPS=1, BW=1332KiB/s (1364kB/s)(6144KiB/4611msec); 0 zone resets clat (msec): min=261, max=736, avg=454.74, stdev=171.43 lat (msec): min=261, max=736, avg=454.83, stdev=171.43 clat percentiles (msec): | 1.00th=[ 262], 5.00th=[ 262], 10.00th=[ 262], 20.00th=[ 342], | 30.00th=[ 342], 40.00th=[ 393], 50.00th=[ 393], 60.00th=[ 430], | 70.00th=[ 567], 80.00th=[ 567], 90.00th=[ 735], 95.00th=[ 735], | 99.00th=[ 735], 99.50th=[ 735], 99.90th=[ 735], 99.95th=[ 735], | 99.99th=[ 735] bw ( KiB/s): min= 1600, max= 2027, per=37.17%, avg=1915.00, stdev=177.65, samples=5 iops : min= 1, max= 1, avg= 1.00, stdev= 0.00, samples=5 lat (msec) : 250=41.67%, 500=33.33%, 750=16.67%, 1000=8.33% cpu : usr=0.04%, sys=3.30%, ctx=73, majf=0, minf=10 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=6,6,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=144607: Thu Jun 11 18:01:49 2026 read: IOPS=0, BW=920KiB/s (942kB/s)(5120KiB/5565msec) clat (msec): min=88, max=365, avg=185.96, stdev=113.44 lat (msec): min=88, max=365, avg=185.96, stdev=113.44 clat percentiles (msec): | 1.00th=[ 89], 5.00th=[ 89], 10.00th=[ 89], 20.00th=[ 89], | 30.00th=[ 111], 40.00th=[ 111], 50.00th=[ 140], 60.00th=[ 140], | 70.00th=[ 226], 80.00th=[ 226], 90.00th=[ 368], 95.00th=[ 368], | 99.00th=[ 368], 99.50th=[ 368], 99.90th=[ 368], 99.95th=[ 368], | 99.99th=[ 368] bw ( KiB/s): min= 1980, max= 4096, per=73.47%, avg=2703.67, stdev=1206.11, samples=3 iops : min= 1, max= 4, avg= 2.00, stdev= 1.73, samples=3 write: IOPS=1, BW=1288KiB/s (1319kB/s)(7168KiB/5565msec); 0 zone resets clat (msec): min=211, max=1051, avg=637.87, stdev=375.29 lat (msec): min=211, max=1051, avg=637.97, stdev=375.28 clat percentiles (msec): | 1.00th=[ 213], 5.00th=[ 213], 10.00th=[ 213], 20.00th=[ 234], | 30.00th=[ 309], 40.00th=[ 309], 50.00th=[ 776], 60.00th=[ 844], | 70.00th=[ 844], 80.00th=[ 1036], 90.00th=[ 1053], 95.00th=[ 1053], | 99.00th=[ 1053], 99.50th=[ 1053], 99.90th=[ 1053], 99.95th=[ 1053], | 99.99th=[ 1053] bw ( KiB/s): min= 1965, max= 2035, per=38.72%, avg=1995.00, stdev=27.01, samples=5 iops : min= 1, max= 1, avg= 1.00, stdev= 0.00, samples=5 lat (msec) : 100=8.33%, 250=41.67%, 500=16.67%, 1000=16.67%, 2000=16.67% cpu : usr=0.04%, sys=3.13%, ctx=67, majf=0, minf=11 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=5,7,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 Run status group 0 (all jobs): READ: bw=3680KiB/s (3768kB/s), 429KiB/s-1648KiB/s (440kB/s-1687kB/s), io=20.0MiB (20.0MB), run=4350-5565msec WRITE: bw=5152KiB/s (5276kB/s), 1177KiB/s-2146KiB/s (1205kB/s-2198kB/s), io=28.0MiB (29.4MB), run=4350-5565msec mix direct rw 4194304 by fio with 4 jobs... mix buffer rw 4194304 by fio with 4 jobs... rand-rw: (g=0): rw=randrw, bs=(R) 4096KiB-4096KiB, (W) 4096KiB-4096KiB, (T) 4096KiB-4096KiB, ioengine=psync, iodepth=16 ... fio-3.19 Starting 4 processes rand-rw: (g=0): rw=randrw, bs=(R) 4096KiB-4096KiB, (W) 4096KiB-4096KiB, (T) 4096KiB-4096KiB, ioengine=psync, iodepth=16 ... fio-3.19 Starting 4 processes rand-rw: (groupid=0, jobs=1): err= 0: pid=144615: Thu Jun 11 18:02:04 2026 read: IOPS=0, BW=4076KiB/s (4173kB/s)(12.0MiB/3015msec) clat (msec): min=822, max=1140, avg=981.48, stdev=159.35 lat (msec): min=822, max=1140, avg=981.48, stdev=159.35 clat percentiles (msec): | 1.00th=[ 827], 5.00th=[ 827], 10.00th=[ 827], 20.00th=[ 827], | 30.00th=[ 827], 40.00th=[ 978], 50.00th=[ 978], 60.00th=[ 978], | 70.00th=[ 1150], 80.00th=[ 1150], 90.00th=[ 1150], 95.00th=[ 1150], | 99.00th=[ 1150], 99.50th=[ 1150], 99.90th=[ 1150], 99.95th=[ 1150], | 99.99th=[ 1150] bw ( KiB/s): min= 7922, max= 7984, per=100.00%, avg=7953.00, stdev=43.84, samples=2 iops : min= 1, max= 1, avg= 1.00, stdev= 0.00, samples=2 lat (msec) : 1000=66.67%, 2000=33.33% cpu : usr=0.00%, sys=12.77%, ctx=310, majf=0, minf=8 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=3,0,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=144616: Thu Jun 11 18:02:04 2026 read: IOPS=0, BW=1231KiB/s (1260kB/s)(4096KiB/3328msec) clat (nsec): min=829831k, max=829831k, avg=829831185.00, stdev= 0.00 lat (nsec): min=829834k, max=829834k, avg=829834075.00, stdev= 0.00 clat percentiles (msec): | 1.00th=[ 827], 5.00th=[ 827], 10.00th=[ 827], 20.00th=[ 827], | 30.00th=[ 827], 40.00th=[ 827], 50.00th=[ 827], 60.00th=[ 827], | 70.00th=[ 827], 80.00th=[ 827], 90.00th=[ 827], 95.00th=[ 827], | 99.00th=[ 827], 99.50th=[ 827], 99.90th=[ 827], 99.95th=[ 827], | 99.99th=[ 827] bw ( KiB/s): min= 8094, max= 8094, per=100.00%, avg=8094.00, stdev= 0.00, samples=1 iops : min= 1, max= 1, avg= 1.00, stdev= 0.00, samples=1 write: IOPS=0, BW=2462KiB/s (2521kB/s)(8192KiB/3328msec); 0 zone resets clat (msec): min=833, max=1578, avg=1205.93, stdev=527.12 lat (msec): min=833, max=1579, avg=1206.39, stdev=527.12 clat percentiles (msec): | 1.00th=[ 835], 5.00th=[ 835], 10.00th=[ 835], 20.00th=[ 835], | 30.00th=[ 835], 40.00th=[ 835], 50.00th=[ 835], 60.00th=[ 1586], | 70.00th=[ 1586], 80.00th=[ 1586], 90.00th=[ 1586], 95.00th=[ 1586], | 99.00th=[ 1586], 99.50th=[ 1586], 99.90th=[ 1586], 99.95th=[ 1586], | 99.99th=[ 1586] bw ( KiB/s): min= 7892, max= 7892, per=83.34%, avg=7892.00, stdev= 0.00, samples=1 iops : min= 1, max= 1, avg= 1.00, stdev= 0.00, samples=1 lat (msec) : 1000=66.67%, 2000=33.33% cpu : usr=0.00%, sys=2.01%, ctx=184, majf=0, minf=10 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1,2,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=144617: Thu Jun 11 18:02:04 2026 write: IOPS=0, BW=3551KiB/s (3637kB/s)(12.0MiB/3460msec); 0 zone resets clat (msec): min=742, max=1333, avg=1132.95, stdev=338.60 lat (msec): min=742, max=1334, avg=1133.31, stdev=338.66 clat percentiles (msec): | 1.00th=[ 743], 5.00th=[ 743], 10.00th=[ 743], 20.00th=[ 743], | 30.00th=[ 743], 40.00th=[ 1318], 50.00th=[ 1318], 60.00th=[ 1318], | 70.00th=[ 1334], 80.00th=[ 1334], 90.00th=[ 1334], 95.00th=[ 1334], | 99.00th=[ 1334], 99.50th=[ 1334], 99.90th=[ 1334], 99.95th=[ 1334], | 99.99th=[ 1334] bw ( KiB/s): min= 8110, max= 8192, per=86.07%, avg=8151.00, stdev=57.98, samples=2 iops : min= 1, max= 2, avg= 1.50, stdev= 0.71, samples=2 lat (msec) : 750=33.33%, 2000=66.67% cpu : usr=0.00%, sys=3.76%, ctx=49, majf=0, minf=8 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,3,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=144619: Thu Jun 11 18:02:04 2026 write: IOPS=1, BW=4286KiB/s (4389kB/s)(12.0MiB/2867msec); 0 zone resets clat (msec): min=483, max=1426, avg=919.74, stdev=475.66 lat (msec): min=483, max=1426, avg=920.94, stdev=475.42 clat percentiles (msec): | 1.00th=[ 485], 5.00th=[ 485], 10.00th=[ 485], 20.00th=[ 485], | 30.00th=[ 485], 40.00th=[ 852], 50.00th=[ 852], 60.00th=[ 852], | 70.00th=[ 1435], 80.00th=[ 1435], 90.00th=[ 1435], 95.00th=[ 1435], | 99.00th=[ 1435], 99.50th=[ 1435], 99.90th=[ 1435], 99.95th=[ 1435], | 99.99th=[ 1435] bw ( KiB/s): min= 7922, max= 8159, per=84.90%, avg=8040.50, stdev=167.58, samples=2 iops : min= 1, max= 1, avg= 1.00, stdev= 0.00, samples=2 lat (msec) : 500=33.33%, 1000=33.33%, 2000=33.33% cpu : usr=0.00%, sys=3.49%, ctx=41, majf=0, minf=9 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,3,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 Run status group 0 (all jobs): READ: bw=4923KiB/s (5041kB/s), 1231KiB/s-4076KiB/s (1260kB/s-4173kB/s), io=16.0MiB (16.8MB), run=3015-3328msec WRITE: bw=9471KiB/s (9698kB/s), 2462KiB/s-4286KiB/s (2521kB/s-4389kB/s), io=32.0MiB (33.6MB), run=2867-3460msec rand-rw: (groupid=0, jobs=1): err= 0: pid=144618: Thu Jun 11 18:02:04 2026 read: IOPS=0, BW=3380KiB/s (3462kB/s)(12.0MiB/3635msec) clat (msec): min=679, max=1523, avg=1178.19, stdev=442.09 lat (msec): min=679, max=1523, avg=1178.19, stdev=442.09 clat percentiles (msec): | 1.00th=[ 684], 5.00th=[ 684], 10.00th=[ 684], 20.00th=[ 684], | 30.00th=[ 684], 40.00th=[ 1334], 50.00th=[ 1334], 60.00th=[ 1334], | 70.00th=[ 1519], 80.00th=[ 1519], 90.00th=[ 1519], 95.00th=[ 1519], | 99.00th=[ 1519], 99.50th=[ 1519], 99.90th=[ 1519], 99.95th=[ 1519], | 99.99th=[ 1519] bw ( KiB/s): min= 7846, max= 8175, per=100.00%, avg=8010.50, stdev=232.64, samples=2 iops : min= 1, max= 1, avg= 1.00, stdev= 0.00, samples=2 lat (msec) : 750=33.33%, 2000=66.67% cpu : usr=0.00%, sys=2.53%, ctx=43, majf=0, minf=8 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=3,0,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=144620: Thu Jun 11 18:02:04 2026 read: IOPS=0, BW=1087KiB/s (1113kB/s)(4096KiB/3769msec) clat (nsec): min=1847.8M, max=1847.8M, avg=1847823433.00, stdev= 0.00 lat (nsec): min=1847.8M, max=1847.8M, avg=1847826213.00, stdev= 0.00 clat percentiles (msec): | 1.00th=[ 1854], 5.00th=[ 1854], 10.00th=[ 1854], 20.00th=[ 1854], | 30.00th=[ 1854], 40.00th=[ 1854], 50.00th=[ 1854], 60.00th=[ 1854], | 70.00th=[ 1854], 80.00th=[ 1854], 90.00th=[ 1854], 95.00th=[ 1854], | 99.00th=[ 1854], 99.50th=[ 1854], 99.90th=[ 1854], 99.95th=[ 1854], | 99.99th=[ 1854] bw ( KiB/s): min= 8143, max= 8143, per=100.00%, avg=8143.00, stdev= 0.00, samples=1 iops : min= 1, max= 1, avg= 1.00, stdev= 0.00, samples=1 write: IOPS=0, BW=2174KiB/s (2226kB/s)(8192KiB/3769msec); 0 zone resets clat (msec): min=660, max=1052, avg=856.42, stdev=277.24 lat (msec): min=660, max=1052, avg=856.82, stdev=277.24 clat percentiles (msec): | 1.00th=[ 659], 5.00th=[ 659], 10.00th=[ 659], 20.00th=[ 659], | 30.00th=[ 659], 40.00th=[ 659], 50.00th=[ 659], 60.00th=[ 1053], | 70.00th=[ 1053], 80.00th=[ 1053], 90.00th=[ 1053], 95.00th=[ 1053], | 99.00th=[ 1053], 99.50th=[ 1053], 99.90th=[ 1053], 99.95th=[ 1053], | 99.99th=[ 1053] bw ( KiB/s): min= 8175, max= 8175, per=94.21%, avg=8175.00, stdev= 0.00, samples=1 iops : min= 1, max= 1, avg= 1.00, stdev= 0.00, samples=1 lat (msec) : 750=33.33%, 2000=66.67% cpu : usr=0.03%, sys=4.49%, ctx=62, majf=0, minf=10 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1,2,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=144621: Thu Jun 11 18:02:04 2026 write: IOPS=0, BW=3254KiB/s (3332kB/s)(12.0MiB/3776msec); 0 zone resets clat (msec): min=376, max=1752, avg=1239.38, stdev=751.64 lat (msec): min=379, max=1752, avg=1240.52, stdev=750.27 clat percentiles (msec): | 1.00th=[ 376], 5.00th=[ 376], 10.00th=[ 376], 20.00th=[ 376], | 30.00th=[ 376], 40.00th=[ 1586], 50.00th=[ 1586], 60.00th=[ 1586], | 70.00th=[ 1754], 80.00th=[ 1754], 90.00th=[ 1754], 95.00th=[ 1754], | 99.00th=[ 1754], 99.50th=[ 1754], 99.90th=[ 1754], 99.95th=[ 1754], | 99.99th=[ 1754] bw ( KiB/s): min= 7892, max= 7892, per=90.95%, avg=7892.00, stdev= 0.00, samples=1 iops : min= 1, max= 1, avg= 1.00, stdev= 0.00, samples=1 lat (msec) : 500=33.33%, 2000=66.67% cpu : usr=0.00%, sys=2.65%, ctx=29, majf=0, minf=8 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,3,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-rw: (groupid=0, jobs=1): err= 0: pid=144622: Thu Jun 11 18:02:04 2026 write: IOPS=0, BW=4055KiB/s (4153kB/s)(12.0MiB/3030msec); 0 zone resets clat (msec): min=913, max=1021, avg=962.48, stdev=54.66 lat (msec): min=913, max=1021, avg=962.84, stdev=54.54 clat percentiles (msec): | 1.00th=[ 911], 5.00th=[ 911], 10.00th=[ 911], 20.00th=[ 911], | 30.00th=[ 911], 40.00th=[ 953], 50.00th=[ 953], 60.00th=[ 953], | 70.00th=[ 1020], 80.00th=[ 1020], 90.00th=[ 1020], 95.00th=[ 1020], | 99.00th=[ 1020], 99.50th=[ 1020], 99.90th=[ 1020], 99.95th=[ 1020], | 99.99th=[ 1020] bw ( KiB/s): min= 7846, max= 8143, per=92.13%, avg=7994.50, stdev=210.01, samples=2 iops : min= 1, max= 1, avg= 1.00, stdev= 0.00, samples=2 lat (msec) : 1000=66.67%, 2000=33.33% cpu : usr=0.00%, sys=5.94%, ctx=77, majf=0, minf=8 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,3,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 Run status group 0 (all jobs): READ: bw=4347KiB/s (4451kB/s), 1087KiB/s-3380KiB/s (1113kB/s-3462kB/s), io=16.0MiB (16.8MB), run=3635-3769msec WRITE: bw=8678KiB/s (8886kB/s), 2174KiB/s-4055KiB/s (2226kB/s-4153kB/s), io=32.0MiB (33.6MB), run=3030-3776msec