== sanity test 398b: DIO and buffer IO race ============== 01:00:08 (1717563608) /usr/bin/fio 48+0 records in 48+0 records out 50331648 bytes (50 MB) copied, 0.139259 s, 361 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-3.7 Starting 4 processes rand-rw: (g=0): rw=randrw, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=psync, iodepth=16 ... fio-3.7 Starting 4 processes rand-rw: (groupid=0, jobs=1): err= 0: pid=9558: Wed Jun 5 01:00:15 2024 read: IOPS=244, BW=980KiB/s (1003kB/s)(5992KiB/6117msec) clat (usec): min=3, max=24524, avg=2131.54, stdev=1972.06 lat (usec): min=3, max=24524, avg=2132.26, stdev=1972.14 clat percentiles (usec): | 1.00th=[ 7], 5.00th=[ 9], 10.00th=[ 12], 20.00th=[ 898], | 30.00th=[ 1074], 40.00th=[ 1287], 50.00th=[ 1549], 60.00th=[ 2008], | 70.00th=[ 2606], 80.00th=[ 3294], 90.00th=[ 4490], 95.00th=[ 5342], | 99.00th=[ 8586], 99.50th=[11469], 99.90th=[20579], 99.95th=[24511], | 99.99th=[24511] bw ( KiB/s): min= 744, max= 1280, per=24.89%, avg=963.17, stdev=145.35, samples=12 iops : min= 186, max= 320, avg=240.75, stdev=36.36, samples=12 write: IOPS=257, BW=1029KiB/s (1054kB/s)(6296KiB/6117msec) clat (usec): min=38, max=28326, avg=1837.31, stdev=2282.83 lat (usec): min=38, max=28329, avg=1838.06, stdev=2282.93 clat percentiles (usec): | 1.00th=[ 51], 5.00th=[ 61], 10.00th=[ 68], 20.00th=[ 82], | 30.00th=[ 96], 40.00th=[ 145], 50.00th=[ 1106], 60.00th=[ 1876], | 70.00th=[ 2638], 80.00th=[ 3458], 90.00th=[ 4817], 95.00th=[ 6063], | 99.00th=[ 8979], 99.50th=[10945], 99.90th=[14746], 99.95th=[28443], | 99.99th=[28443] bw ( KiB/s): min= 832, max= 1504, per=25.05%, avg=1015.17, stdev=194.35, samples=12 iops : min= 208, max= 376, avg=253.75, stdev=48.62, samples=12 lat (usec) : 4=0.20%, 10=4.00%, 20=1.37%, 50=0.68%, 100=16.02% lat (usec) : 250=6.41%, 500=1.66%, 750=1.27%, 1000=6.09% lat (msec) : 2=23.05%, 4=25.03%, 10=13.51%, 20=0.62%, 50=0.10% cpu : usr=0.47%, sys=15.58%, ctx=3976, majf=0, minf=35 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=9559: Wed Jun 5 01:00:15 2024 read: IOPS=239, BW=960KiB/s (983kB/s)(5940KiB/6189msec) clat (usec): min=2, max=25890, avg=2213.16, stdev=1920.64 lat (usec): min=2, max=25890, avg=2213.92, stdev=1920.63 clat percentiles (usec): | 1.00th=[ 6], 5.00th=[ 8], 10.00th=[ 11], 20.00th=[ 898], | 30.00th=[ 1090], 40.00th=[ 1352], 50.00th=[ 1663], 60.00th=[ 2147], | 70.00th=[ 2704], 80.00th=[ 3458], 90.00th=[ 4752], 95.00th=[ 5800], | 99.00th=[ 7963], 99.50th=[ 9110], 99.90th=[14484], 99.95th=[25822], | 99.99th=[25822] bw ( KiB/s): min= 688, max= 1192, per=24.03%, avg=930.00, stdev=148.81, samples=12 iops : min= 172, max= 298, avg=232.50, stdev=37.20, samples=12 write: IOPS=256, BW=1026KiB/s (1050kB/s)(6348KiB/6189msec) clat (usec): min=43, max=25998, avg=1807.16, stdev=2359.51 lat (usec): min=44, max=25999, avg=1808.10, stdev=2359.67 clat percentiles (usec): | 1.00th=[ 50], 5.00th=[ 59], 10.00th=[ 66], 20.00th=[ 77], | 30.00th=[ 91], 40.00th=[ 118], 50.00th=[ 586], 60.00th=[ 1745], | 70.00th=[ 2507], 80.00th=[ 3425], 90.00th=[ 4883], 95.00th=[ 6194], | 99.00th=[ 9372], 99.50th=[10814], 99.90th=[18744], 99.95th=[26084], | 99.99th=[26084] bw ( KiB/s): min= 672, max= 1336, per=24.40%, avg=988.67, stdev=181.74, samples=12 iops : min= 168, max= 334, avg=247.17, stdev=45.43, samples=12 lat (usec) : 4=0.23%, 10=4.00%, 20=1.33%, 50=0.59%, 100=17.87% lat (usec) : 250=5.99%, 500=1.37%, 750=1.17%, 1000=5.76% lat (msec) : 2=21.71%, 4=24.80%, 10=14.62%, 20=0.49%, 50=0.07% cpu : usr=0.32%, sys=15.59%, ctx=4002, majf=0, minf=34 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=9560: Wed Jun 5 01:00:15 2024 read: IOPS=242, BW=972KiB/s (995kB/s)(6028KiB/6204msec) clat (usec): min=2, max=16239, avg=2136.49, stdev=1767.86 lat (usec): min=2, max=16240, avg=2138.46, stdev=1767.98 clat percentiles (usec): | 1.00th=[ 6], 5.00th=[ 8], 10.00th=[ 11], 20.00th=[ 898], | 30.00th=[ 1090], 40.00th=[ 1319], 50.00th=[ 1614], 60.00th=[ 2073], | 70.00th=[ 2606], 80.00th=[ 3326], 90.00th=[ 4555], 95.00th=[ 5407], | 99.00th=[ 8029], 99.50th=[ 9241], 99.90th=[11207], 99.95th=[16188], | 99.99th=[16188] bw ( KiB/s): min= 704, max= 1464, per=24.68%, avg=955.17, stdev=213.08, samples=12 iops : min= 176, max= 366, avg=238.75, stdev=53.31, samples=12 write: IOPS=252, BW=1009KiB/s (1033kB/s)(6260KiB/6204msec) clat (usec): min=36, max=26194, avg=1883.70, stdev=2462.36 lat (usec): min=36, max=26194, avg=1885.03, stdev=2462.00 clat percentiles (usec): | 1.00th=[ 51], 5.00th=[ 61], 10.00th=[ 67], 20.00th=[ 79], | 30.00th=[ 93], 40.00th=[ 122], 50.00th=[ 445], 60.00th=[ 1811], | 70.00th=[ 2606], 80.00th=[ 3654], 90.00th=[ 5276], 95.00th=[ 6587], | 99.00th=[ 8848], 99.50th=[10814], 99.90th=[23200], 99.95th=[26084], | 99.99th=[26084] bw ( KiB/s): min= 744, max= 1344, per=24.40%, avg=988.50, stdev=160.45, samples=12 iops : min= 186, max= 336, avg=247.08, stdev=40.13, samples=12 lat (usec) : 4=0.29%, 10=4.17%, 20=1.27%, 50=0.49%, 100=17.02% lat (usec) : 250=6.54%, 500=1.56%, 750=1.17%, 1000=5.73% lat (msec) : 2=22.46%, 4=23.83%, 10=14.91%, 20=0.49%, 50=0.07% cpu : usr=0.45%, sys=15.43%, ctx=4028, majf=0, minf=35 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=9561: Wed Jun 5 01:00:15 2024 read: IOPS=247, BW=990KiB/s (1014kB/s)(6052KiB/6114msec) clat (usec): min=3, max=19018, avg=2123.30, stdev=1772.82 lat (usec): min=3, max=19018, avg=2123.99, stdev=1772.80 clat percentiles (usec): | 1.00th=[ 7], 5.00th=[ 9], 10.00th=[ 12], 20.00th=[ 922], | 30.00th=[ 1106], 40.00th=[ 1287], 50.00th=[ 1598], 60.00th=[ 1975], | 70.00th=[ 2573], 80.00th=[ 3359], 90.00th=[ 4490], 95.00th=[ 5473], | 99.00th=[ 7767], 99.50th=[ 9241], 99.90th=[12518], 99.95th=[19006], | 99.99th=[19006] bw ( KiB/s): min= 752, max= 1296, per=25.22%, avg=975.83, stdev=164.04, samples=12 iops : min= 188, max= 324, avg=243.92, stdev=41.04, samples=12 write: IOPS=254, BW=1020KiB/s (1044kB/s)(6236KiB/6114msec) clat (usec): min=43, max=47917, avg=1838.55, stdev=2480.79 lat (usec): min=44, max=47918, avg=1839.62, stdev=2480.83 clat percentiles (usec): | 1.00th=[ 53], 5.00th=[ 61], 10.00th=[ 67], 20.00th=[ 79], | 30.00th=[ 93], 40.00th=[ 122], 50.00th=[ 816], 60.00th=[ 1827], | 70.00th=[ 2638], 80.00th=[ 3556], 90.00th=[ 5014], 95.00th=[ 6194], | 99.00th=[ 8356], 99.50th=[10028], 99.90th=[15270], 99.95th=[47973], | 99.99th=[47973] bw ( KiB/s): min= 776, max= 1488, per=24.86%, avg=1007.17, stdev=200.36, samples=12 iops : min= 194, max= 372, avg=251.75, stdev=50.12, samples=12 lat (usec) : 4=0.26%, 10=3.61%, 20=1.43%, 50=0.36%, 100=17.22% lat (usec) : 250=6.15%, 500=1.37%, 750=1.33%, 1000=5.66% lat (msec) : 2=24.15%, 4=23.11%, 10=15.01%, 20=0.29%, 50=0.03% cpu : usr=0.34%, sys=15.84%, ctx=3957, majf=0, minf=33 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=3870KiB/s (3963kB/s), 960KiB/s-990KiB/s (983kB/s-1014kB/s), io=23.4MiB (24.6MB), run=6114-6204msec WRITE: bw=4052KiB/s (4149kB/s), 1009KiB/s-1029KiB/s (1033kB/s-1054kB/s), io=24.6MiB (25.7MB), run=6114-6204msec rand-rw: (groupid=0, jobs=1): err= 0: pid=9563: Wed Jun 5 01:00:18 2024 read: IOPS=164, BW=657KiB/s (673kB/s)(5992KiB/9123msec) clat (usec): min=547, max=49443, avg=2147.77, stdev=2340.79 lat (usec): min=547, max=49444, avg=2148.48, stdev=2340.82 clat percentiles (usec): | 1.00th=[ 668], 5.00th=[ 758], 10.00th=[ 807], 20.00th=[ 906], | 30.00th=[ 979], 40.00th=[ 1106], 50.00th=[ 1336], 60.00th=[ 1647], | 70.00th=[ 2024], 80.00th=[ 2769], 90.00th=[ 4686], 95.00th=[ 6456], | 99.00th=[10421], 99.50th=[12649], 99.90th=[17957], 99.95th=[49546], | 99.99th=[49546] bw ( KiB/s): min= 272, max= 1432, per=25.01%, avg=655.83, stdev=383.83, samples=18 iops : min= 68, max= 358, avg=163.89, stdev=95.99, samples=18 write: IOPS=172, BW=690KiB/s (707kB/s)(6296KiB/9123msec) clat (usec): min=1164, max=23182, avg=3736.17, stdev=2524.68 lat (usec): min=1165, max=23183, avg=3737.02, stdev=2524.70 clat percentiles (usec): | 1.00th=[ 1287], 5.00th=[ 1532], 10.00th=[ 1778], 20.00th=[ 1991], | 30.00th=[ 2147], 40.00th=[ 2311], 50.00th=[ 2638], 60.00th=[ 3163], | 70.00th=[ 4015], 80.00th=[ 5473], 90.00th=[ 7242], 95.00th=[ 8979], | 99.00th=[12125], 99.50th=[14484], 99.90th=[18744], 99.95th=[23200], | 99.99th=[23200] bw ( KiB/s): min= 311, max= 1368, per=24.99%, avg=686.06, stdev=377.65, samples=18 iops : min= 77, max= 342, avg=171.44, stdev=94.47, samples=18 lat (usec) : 750=2.15%, 1000=13.70% lat (msec) : 2=28.65%, 4=33.59%, 10=19.89%, 20=1.95%, 50=0.07% cpu : usr=0.38%, sys=3.06%, ctx=3282, majf=0, minf=32 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=9564: Wed Jun 5 01:00:18 2024 read: IOPS=162, BW=652KiB/s (667kB/s)(5940KiB/9113msec) clat (usec): min=585, max=49118, avg=2152.97, stdev=2377.87 lat (usec): min=586, max=49118, avg=2153.64, stdev=2377.87 clat percentiles (usec): | 1.00th=[ 652], 5.00th=[ 758], 10.00th=[ 807], 20.00th=[ 889], | 30.00th=[ 971], 40.00th=[ 1074], 50.00th=[ 1270], 60.00th=[ 1598], | 70.00th=[ 2008], 80.00th=[ 2802], 90.00th=[ 4817], 95.00th=[ 6915], | 99.00th=[10159], 99.50th=[12518], 99.90th=[14746], 99.95th=[49021], | 99.99th=[49021] bw ( KiB/s): min= 248, max= 1376, per=24.83%, avg=651.11, stdev=384.15, samples=18 iops : min= 62, max= 344, avg=162.78, stdev=96.04, samples=18 write: IOPS=174, BW=697KiB/s (713kB/s)(6348KiB/9113msec) clat (usec): min=1093, max=21977, avg=3714.63, stdev=2576.62 lat (usec): min=1093, max=21977, avg=3715.40, stdev=2576.63 clat percentiles (usec): | 1.00th=[ 1254], 5.00th=[ 1598], 10.00th=[ 1827], 20.00th=[ 1991], | 30.00th=[ 2147], 40.00th=[ 2311], 50.00th=[ 2573], 60.00th=[ 3064], | 70.00th=[ 3851], 80.00th=[ 5342], 90.00th=[ 7373], 95.00th=[ 9372], | 99.00th=[12780], 99.50th=[13173], 99.90th=[18220], 99.95th=[21890], | 99.99th=[21890] bw ( KiB/s): min= 336, max= 1368, per=25.21%, avg=692.00, stdev=382.49, samples=18 iops : min= 84, max= 342, avg=173.00, stdev=95.62, samples=18 lat (usec) : 750=2.21%, 1000=13.90% lat (msec) : 2=28.09%, 4=34.57%, 10=18.55%, 20=2.60%, 50=0.07% cpu : usr=0.32%, sys=3.05%, ctx=3254, majf=0, minf=34 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=9565: Wed Jun 5 01:00:18 2024 read: IOPS=164, BW=658KiB/s (674kB/s)(6028KiB/9157msec) clat (usec): min=603, max=16122, avg=2247.34, stdev=2132.39 lat (usec): min=603, max=16123, avg=2247.96, stdev=2132.41 clat percentiles (usec): | 1.00th=[ 676], 5.00th=[ 758], 10.00th=[ 816], 20.00th=[ 906], | 30.00th=[ 979], 40.00th=[ 1123], 50.00th=[ 1401], 60.00th=[ 1745], | 70.00th=[ 2147], 80.00th=[ 3064], 90.00th=[ 5145], 95.00th=[ 6980], | 99.00th=[10290], 99.50th=[12125], 99.90th=[15270], 99.95th=[16188], | 99.99th=[16188] bw ( KiB/s): min= 303, max= 1368, per=24.93%, avg=653.72, stdev=355.39, samples=18 iops : min= 75, max= 342, avg=163.39, stdev=88.89, samples=18 write: IOPS=170, BW=684KiB/s (700kB/s)(6260KiB/9157msec) clat (usec): min=1113, max=53780, avg=3670.84, stdev=2798.95 lat (usec): min=1114, max=53782, avg=3671.72, stdev=2798.95 clat percentiles (usec): | 1.00th=[ 1336], 5.00th=[ 1565], 10.00th=[ 1795], 20.00th=[ 1975], | 30.00th=[ 2114], 40.00th=[ 2278], 50.00th=[ 2540], 60.00th=[ 3064], | 70.00th=[ 3851], 80.00th=[ 5145], 90.00th=[ 7242], 95.00th=[ 8979], | 99.00th=[12649], 99.50th=[14484], 99.90th=[21890], 99.95th=[53740], | 99.99th=[53740] bw ( KiB/s): min= 272, max= 1432, per=24.71%, avg=678.17, stdev=389.73, samples=18 iops : min= 68, max= 358, avg=169.50, stdev=97.47, samples=18 lat (usec) : 750=2.08%, 1000=13.35% lat (msec) : 2=28.61%, 4=34.11%, 10=19.53%, 20=2.25%, 50=0.03% lat (msec) : 100=0.03% cpu : usr=0.44%, sys=3.06%, ctx=3294, majf=0, minf=34 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=9566: Wed Jun 5 01:00:18 2024 read: IOPS=165, BW=663KiB/s (679kB/s)(6052KiB/9128msec) clat (usec): min=515, max=17973, avg=2158.88, stdev=2043.76 lat (usec): min=515, max=17974, avg=2159.58, stdev=2043.76 clat percentiles (usec): | 1.00th=[ 660], 5.00th=[ 750], 10.00th=[ 807], 20.00th=[ 898], | 30.00th=[ 996], 40.00th=[ 1106], 50.00th=[ 1352], 60.00th=[ 1680], | 70.00th=[ 2114], 80.00th=[ 2900], 90.00th=[ 5014], 95.00th=[ 6652], | 99.00th=[ 9896], 99.50th=[11600], 99.90th=[15270], 99.95th=[17957], | 99.99th=[17957] bw ( KiB/s): min= 239, max= 1352, per=25.16%, avg=659.72, stdev=382.29, samples=18 iops : min= 59, max= 338, avg=164.83, stdev=95.63, samples=18 write: IOPS=170, BW=683KiB/s (700kB/s)(6236KiB/9128msec) clat (usec): min=1095, max=53880, avg=3745.38, stdev=2815.22 lat (usec): min=1096, max=53881, avg=3746.29, stdev=2815.28 clat percentiles (usec): | 1.00th=[ 1303], 5.00th=[ 1549], 10.00th=[ 1811], 20.00th=[ 1991], | 30.00th=[ 2147], 40.00th=[ 2311], 50.00th=[ 2638], 60.00th=[ 3195], | 70.00th=[ 4080], 80.00th=[ 5473], 90.00th=[ 7111], 95.00th=[ 8848], | 99.00th=[13173], 99.50th=[13698], 99.90th=[23200], 99.95th=[53740], | 99.99th=[53740] bw ( KiB/s): min= 312, max= 1344, per=24.76%, avg=679.72, stdev=376.33, samples=18 iops : min= 78, max= 336, avg=169.83, stdev=94.12, samples=18 lat (usec) : 750=2.47%, 1000=12.66% lat (msec) : 2=28.71%, 4=34.37%, 10=19.69%, 20=2.02%, 50=0.03% lat (msec) : 100=0.03% cpu : usr=0.34%, sys=3.14%, ctx=3279, majf=0, minf=33 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=2622KiB/s (2685kB/s), 652KiB/s-663KiB/s (667kB/s-679kB/s), io=23.4MiB (24.6MB), run=9113-9157msec WRITE: bw=2745KiB/s (2811kB/s), 683KiB/s-697KiB/s (700kB/s-713kB/s), io=24.6MiB (25.7MB), run=9113-9157msec 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-3.7 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-3.7 Starting 4 processes rand-rw: (groupid=0, jobs=1): err= 0: pid=9595: Wed Jun 5 01:00:22 2024 read: IOPS=147, BW=2363KiB/s (2420kB/s)(5920KiB/2505msec) clat (usec): min=690, max=11721, avg=2359.07, stdev=1774.22 lat (usec): min=691, max=11722, avg=2359.89, stdev=1774.21 clat percentiles (usec): | 1.00th=[ 832], 5.00th=[ 906], 10.00th=[ 1012], 20.00th=[ 1123], | 30.00th=[ 1237], 40.00th=[ 1401], 50.00th=[ 1582], 60.00th=[ 1975], | 70.00th=[ 2442], 80.00th=[ 3261], 90.00th=[ 4883], 95.00th=[ 5997], | 99.00th=[ 8979], 99.50th=[11076], 99.90th=[11731], 99.95th=[11731], | 99.99th=[11731] bw ( KiB/s): min= 2176, max= 2432, per=24.17%, avg=2304.00, stdev=104.51, samples=4 iops : min= 136, max= 152, avg=144.00, stdev= 6.53, samples=4 write: IOPS=158, BW=2542KiB/s (2603kB/s)(6368KiB/2505msec) clat (usec): min=1391, max=11657, avg=4083.94, stdev=1919.24 lat (usec): min=1393, max=11658, avg=4085.47, stdev=1919.33 clat percentiles (usec): | 1.00th=[ 1500], 5.00th=[ 1942], 10.00th=[ 2212], 20.00th=[ 2442], | 30.00th=[ 2737], 40.00th=[ 3163], 50.00th=[ 3621], 60.00th=[ 4080], | 70.00th=[ 4817], 80.00th=[ 5407], 90.00th=[ 7111], 95.00th=[ 7963], | 99.00th=[10028], 99.50th=[11469], 99.90th=[11600], 99.95th=[11600], | 99.99th=[11600] bw ( KiB/s): min= 2240, max= 2912, per=25.05%, avg=2512.00, stdev=298.48, samples=4 iops : min= 140, max= 182, avg=157.00, stdev=18.65, samples=4 lat (usec) : 750=0.13%, 1000=4.17% lat (msec) : 2=27.99%, 4=37.89%, 10=29.17%, 20=0.65% cpu : usr=0.40%, sys=3.04%, ctx=881, majf=0, minf=34 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=9596: Wed Jun 5 01:00:22 2024 read: IOPS=142, BW=2286KiB/s (2341kB/s)(5744KiB/2513msec) clat (usec): min=747, max=10901, avg=2276.02, stdev=1702.95 lat (usec): min=748, max=10901, avg=2276.65, stdev=1702.95 clat percentiles (usec): | 1.00th=[ 799], 5.00th=[ 889], 10.00th=[ 955], 20.00th=[ 1057], | 30.00th=[ 1172], 40.00th=[ 1303], 50.00th=[ 1532], 60.00th=[ 1893], | 70.00th=[ 2507], 80.00th=[ 3458], 90.00th=[ 4817], 95.00th=[ 5866], | 99.00th=[ 8094], 99.50th=[ 9110], 99.90th=[10945], 99.95th=[10945], | 99.99th=[10945] bw ( KiB/s): min= 1952, max= 2624, per=23.84%, avg=2272.00, stdev=252.98, samples=5 iops : min= 122, max= 164, avg=142.00, stdev=15.81, samples=5 write: IOPS=162, BW=2604KiB/s (2667kB/s)(6544KiB/2513msec) clat (usec): min=1381, max=15425, avg=4130.33, stdev=2097.06 lat (usec): min=1382, max=15426, avg=4131.79, stdev=2097.15 clat percentiles (usec): | 1.00th=[ 1532], 5.00th=[ 1909], 10.00th=[ 2147], 20.00th=[ 2474], | 30.00th=[ 2769], 40.00th=[ 3195], 50.00th=[ 3523], 60.00th=[ 4047], | 70.00th=[ 4621], 80.00th=[ 5538], 90.00th=[ 6915], 95.00th=[ 8225], | 99.00th=[11469], 99.50th=[13173], 99.90th=[15401], 99.95th=[15401], | 99.99th=[15401] bw ( KiB/s): min= 2240, max= 3104, per=25.85%, avg=2592.00, stdev=327.12, samples=5 iops : min= 140, max= 194, avg=162.00, stdev=20.45, samples=5 lat (usec) : 750=0.13%, 1000=6.77% lat (msec) : 2=26.17%, 4=38.15%, 10=27.73%, 20=1.04% cpu : usr=0.20%, sys=3.42%, ctx=912, majf=0, minf=33 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=9597: Wed Jun 5 01:00:22 2024 read: IOPS=158, BW=2541KiB/s (2602kB/s)(6256KiB/2462msec) clat (usec): min=778, max=8431, avg=2244.41, stdev=1628.58 lat (usec): min=779, max=8432, avg=2245.06, stdev=1628.58 clat percentiles (usec): | 1.00th=[ 783], 5.00th=[ 881], 10.00th=[ 963], 20.00th=[ 1057], | 30.00th=[ 1172], 40.00th=[ 1336], 50.00th=[ 1516], 60.00th=[ 1860], | 70.00th=[ 2409], 80.00th=[ 3392], 90.00th=[ 4686], 95.00th=[ 5866], | 99.00th=[ 8094], 99.50th=[ 8160], 99.90th=[ 8455], 99.95th=[ 8455], | 99.99th=[ 8455] bw ( KiB/s): min= 2048, max= 2752, per=25.35%, avg=2416.00, stdev=298.48, samples=4 iops : min= 128, max= 172, avg=151.00, stdev=18.65, samples=4 write: IOPS=153, BW=2450KiB/s (2509kB/s)(6032KiB/2462msec) clat (usec): min=1413, max=13624, avg=4184.53, stdev=2001.10 lat (usec): min=1414, max=13625, avg=4186.27, stdev=2000.76 clat percentiles (usec): | 1.00th=[ 1614], 5.00th=[ 1958], 10.00th=[ 2278], 20.00th=[ 2573], | 30.00th=[ 2868], 40.00th=[ 3163], 50.00th=[ 3654], 60.00th=[ 4146], | 70.00th=[ 4817], 80.00th=[ 5473], 90.00th=[ 6849], 95.00th=[ 8455], | 99.00th=[10814], 99.50th=[11469], 99.90th=[13566], 99.95th=[13566], | 99.99th=[13566] bw ( KiB/s): min= 1792, max= 2688, per=24.17%, avg=2424.00, stdev=424.83, samples=4 iops : min= 112, max= 168, avg=151.50, stdev=26.55, samples=4 lat (usec) : 1000=7.16% lat (msec) : 2=27.47%, 4=36.59%, 10=27.99%, 20=0.78% cpu : usr=0.41%, sys=3.49%, ctx=920, majf=0, minf=31 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=9598: Wed Jun 5 01:00:22 2024 read: IOPS=153, BW=2451KiB/s (2510kB/s)(6032KiB/2461msec) clat (usec): min=750, max=11466, avg=2424.58, stdev=1691.26 lat (usec): min=751, max=11467, avg=2425.22, stdev=1691.27 clat percentiles (usec): | 1.00th=[ 783], 5.00th=[ 922], 10.00th=[ 996], 20.00th=[ 1123], | 30.00th=[ 1254], 40.00th=[ 1418], 50.00th=[ 1729], 60.00th=[ 2114], | 70.00th=[ 2868], 80.00th=[ 3851], 90.00th=[ 5145], 95.00th=[ 5800], | 99.00th=[ 8094], 99.50th=[ 9110], 99.90th=[11469], 99.95th=[11469], | 99.99th=[11469] bw ( KiB/s): min= 2240, max= 2720, per=25.10%, avg=2392.00, stdev=222.28, samples=4 iops : min= 140, max= 170, avg=149.50, stdev=13.89, samples=4 write: IOPS=158, BW=2542KiB/s (2603kB/s)(6256KiB/2461msec) clat (usec): min=1420, max=12860, avg=3938.85, stdev=1871.16 lat (usec): min=1422, max=12860, avg=3940.26, stdev=1871.17 clat percentiles (usec): | 1.00th=[ 1549], 5.00th=[ 1827], 10.00th=[ 2147], 20.00th=[ 2474], | 30.00th=[ 2769], 40.00th=[ 3064], 50.00th=[ 3425], 60.00th=[ 3851], | 70.00th=[ 4293], 80.00th=[ 5276], 90.00th=[ 6783], 95.00th=[ 7504], | 99.00th=[10028], 99.50th=[11863], 99.90th=[12911], 99.95th=[12911], | 99.99th=[12911] bw ( KiB/s): min= 2400, max= 2752, per=25.69%, avg=2576.00, stdev=170.33, samples=4 iops : min= 150, max= 172, avg=161.00, stdev=10.65, samples=4 lat (usec) : 1000=5.21% lat (msec) : 2=26.56%, 4=41.28%, 10=26.30%, 20=0.65% cpu : usr=0.28%, sys=3.17%, ctx=877, majf=0, minf=32 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=9531KiB/s (9760kB/s), 2286KiB/s-2541KiB/s (2341kB/s-2602kB/s), io=23.4MiB (24.5MB), run=2461-2513msec WRITE: bw=9.79MiB/s (10.3MB/s), 2450KiB/s-2604KiB/s (2509kB/s-2667kB/s), io=24.6MiB (25.8MB), run=2461-2513msec rand-rw: (groupid=0, jobs=1): err= 0: pid=9599: Wed Jun 5 01:00:22 2024 read: IOPS=146, BW=2344KiB/s (2400kB/s)(5920KiB/2526msec) clat (usec): min=8, max=11715, avg=4864.63, stdev=1653.91 lat (usec): min=9, max=11716, avg=4865.48, stdev=1653.91 clat percentiles (usec): | 1.00th=[ 12], 5.00th=[ 2966], 10.00th=[ 3326], 20.00th=[ 3785], | 30.00th=[ 4080], 40.00th=[ 4424], 50.00th=[ 4817], 60.00th=[ 5145], | 70.00th=[ 5538], 80.00th=[ 5997], 90.00th=[ 6980], 95.00th=[ 7570], | 99.00th=[ 9241], 99.50th=[10290], 99.90th=[11731], 99.95th=[11731], | 99.99th=[11731] bw ( KiB/s): min= 2048, max= 2816, per=24.64%, avg=2336.00, stdev=316.78, samples=5 iops : min= 128, max= 176, avg=146.00, stdev=19.80, samples=5 write: IOPS=157, BW=2521KiB/s (2581kB/s)(6368KiB/2526msec) clat (usec): min=54, max=10615, avg=1807.24, stdev=1907.52 lat (usec): min=55, max=10616, avg=1808.61, stdev=1907.58 clat percentiles (usec): | 1.00th=[ 82], 5.00th=[ 93], 10.00th=[ 108], 20.00th=[ 159], | 30.00th=[ 914], 40.00th=[ 1074], 50.00th=[ 1237], 60.00th=[ 1467], | 70.00th=[ 2008], 80.00th=[ 2737], 90.00th=[ 4228], 95.00th=[ 6325], | 99.00th=[ 8979], 99.50th=[ 9896], 99.90th=[10552], 99.95th=[10552], | 99.99th=[10552] bw ( KiB/s): min= 1984, max= 3200, per=25.34%, avg=2528.00, stdev=494.71, samples=5 iops : min= 124, max= 200, avg=158.00, stdev=30.92, samples=5 lat (usec) : 10=0.26%, 20=1.56%, 100=4.04%, 250=8.46%, 500=0.52% lat (usec) : 750=0.13%, 1000=4.95% lat (msec) : 2=18.10%, 4=21.09%, 10=40.49%, 20=0.39% cpu : usr=0.24%, sys=12.00%, ctx=2211, majf=0, minf=33 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=9600: Wed Jun 5 01:00:22 2024 read: IOPS=147, BW=2357KiB/s (2414kB/s)(5744KiB/2437msec) clat (usec): min=9, max=11429, avg=4809.19, stdev=1641.84 lat (usec): min=10, max=11429, avg=4809.85, stdev=1641.85 clat percentiles (usec): | 1.00th=[ 12], 5.00th=[ 2573], 10.00th=[ 3195], 20.00th=[ 3752], | 30.00th=[ 4113], 40.00th=[ 4490], 50.00th=[ 4752], 60.00th=[ 5080], | 70.00th=[ 5538], 80.00th=[ 6063], 90.00th=[ 6652], 95.00th=[ 7373], | 99.00th=[ 8586], 99.50th=[ 9765], 99.90th=[11469], 99.95th=[11469], | 99.99th=[11469] bw ( KiB/s): min= 2048, max= 2560, per=24.30%, avg=2304.00, stdev=277.74, samples=4 iops : min= 128, max= 160, avg=144.00, stdev=17.36, samples=4 write: IOPS=167, BW=2684KiB/s (2749kB/s)(6544KiB/2438msec) clat (usec): min=52, max=8192, avg=1721.92, stdev=1668.49 lat (usec): min=53, max=8193, avg=1723.10, stdev=1668.47 clat percentiles (usec): | 1.00th=[ 79], 5.00th=[ 93], 10.00th=[ 109], 20.00th=[ 204], | 30.00th=[ 930], 40.00th=[ 1074], 50.00th=[ 1270], 60.00th=[ 1532], | 70.00th=[ 1909], 80.00th=[ 2573], 90.00th=[ 4228], 95.00th=[ 5538], | 99.00th=[ 7373], 99.50th=[ 7963], 99.90th=[ 8225], 99.95th=[ 8225], | 99.99th=[ 8225] bw ( KiB/s): min= 2208, max= 2816, per=24.78%, avg=2472.00, stdev=264.36, samples=4 iops : min= 138, max= 176, avg=154.50, stdev=16.52, samples=4 lat (usec) : 10=0.13%, 20=1.82%, 100=4.17%, 250=8.20%, 500=0.78% lat (usec) : 750=0.13%, 1000=4.43% lat (msec) : 2=21.48%, 4=18.88%, 10=39.84%, 20=0.13% cpu : usr=0.45%, sys=12.31%, ctx=2095, majf=0, minf=34 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=9601: Wed Jun 5 01:00:22 2024 read: IOPS=162, BW=2597KiB/s (2659kB/s)(6256KiB/2409msec) clat (usec): min=8, max=10823, avg=4551.16, stdev=1807.34 lat (usec): min=9, max=10824, avg=4551.85, stdev=1807.37 clat percentiles (usec): | 1.00th=[ 11], 5.00th=[ 16], 10.00th=[ 3064], 20.00th=[ 3621], | 30.00th=[ 4080], 40.00th=[ 4359], 50.00th=[ 4686], 60.00th=[ 5014], | 70.00th=[ 5407], 80.00th=[ 5800], 90.00th=[ 6456], 95.00th=[ 7046], | 99.00th=[ 8717], 99.50th=[ 9110], 99.90th=[10814], 99.95th=[10814], | 99.99th=[10814] bw ( KiB/s): min= 2176, max= 2944, per=26.41%, avg=2504.00, stdev=322.52, samples=4 iops : min= 136, max= 184, avg=156.50, stdev=20.16, samples=4 write: IOPS=156, BW=2504KiB/s (2564kB/s)(6032KiB/2409msec) clat (usec): min=47, max=11488, avg=1653.77, stdev=1708.45 lat (usec): min=47, max=11490, avg=1654.79, stdev=1708.46 clat percentiles (usec): | 1.00th=[ 75], 5.00th=[ 89], 10.00th=[ 102], 20.00th=[ 122], | 30.00th=[ 750], 40.00th=[ 996], 50.00th=[ 1205], 60.00th=[ 1516], | 70.00th=[ 2089], 80.00th=[ 2606], 90.00th=[ 3982], 95.00th=[ 5211], | 99.00th=[ 7963], 99.50th=[ 9634], 99.90th=[11469], 99.95th=[11469], | 99.99th=[11469] bw ( KiB/s): min= 1888, max= 2784, per=24.86%, avg=2480.00, stdev=405.19, samples=4 iops : min= 118, max= 174, avg=155.00, stdev=25.32, samples=4 lat (usec) : 10=0.26%, 20=3.39%, 50=0.65%, 100=4.17%, 250=10.29% lat (usec) : 500=0.13%, 750=0.26%, 1000=4.82% lat (msec) : 2=14.32%, 4=20.96%, 10=40.49%, 20=0.26% cpu : usr=0.37%, sys=11.92%, ctx=2069, majf=0, minf=34 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=9602: Wed Jun 5 01:00:22 2024 read: IOPS=152, BW=2443KiB/s (2502kB/s)(6032KiB/2469msec) clat (usec): min=8, max=9286, avg=4958.03, stdev=1597.14 lat (usec): min=9, max=9287, avg=4958.65, stdev=1597.15 clat percentiles (usec): | 1.00th=[ 12], 5.00th=[ 3064], 10.00th=[ 3425], 20.00th=[ 3884], | 30.00th=[ 4178], 40.00th=[ 4555], 50.00th=[ 5014], 60.00th=[ 5342], | 70.00th=[ 5735], 80.00th=[ 6259], 90.00th=[ 6980], 95.00th=[ 7504], | 99.00th=[ 8455], 99.50th=[ 8848], 99.90th=[ 9241], 99.95th=[ 9241], | 99.99th=[ 9241] bw ( KiB/s): min= 2080, max= 2528, per=24.80%, avg=2352.00, stdev=198.12, samples=4 iops : min= 130, max= 158, avg=147.00, stdev=12.38, samples=4 write: IOPS=158, BW=2534KiB/s (2595kB/s)(6256KiB/2469msec) clat (usec): min=61, max=8338, avg=1515.35, stdev=1448.45 lat (usec): min=62, max=8339, avg=1516.45, stdev=1448.55 clat percentiles (usec): | 1.00th=[ 85], 5.00th=[ 95], 10.00th=[ 112], 20.00th=[ 167], | 30.00th=[ 938], 40.00th=[ 1045], 50.00th=[ 1205], 60.00th=[ 1369], | 70.00th=[ 1696], 80.00th=[ 2245], 90.00th=[ 3228], 95.00th=[ 4883], | 99.00th=[ 7111], 99.50th=[ 7439], 99.90th=[ 8356], 99.95th=[ 8356], | 99.99th=[ 8356] bw ( KiB/s): min= 2272, max= 2880, per=25.58%, avg=2552.00, stdev=325.68, samples=4 iops : min= 142, max= 180, avg=159.50, stdev=20.36, samples=4 lat (usec) : 10=0.13%, 20=1.30%, 50=0.26%, 100=4.17%, 250=8.46% lat (usec) : 500=0.78%, 750=0.13%, 1000=4.56% lat (msec) : 2=21.48%, 4=18.23%, 10=40.49% cpu : usr=0.32%, sys=12.12%, ctx=2298, majf=0, minf=34 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=9482KiB/s (9710kB/s), 2344KiB/s-2597KiB/s (2400kB/s-2659kB/s), io=23.4MiB (24.5MB), run=2409-2526msec WRITE: bw=9976KiB/s (10.2MB/s), 2504KiB/s-2684KiB/s (2564kB/s-2749kB/s), io=24.6MiB (25.8MB), run=2409-2526msec 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-3.7 Starting 4 processes rand-rw: (g=0): rw=randrw, bs=(R) 1024KiB-1024KiB, (W) 1024KiB-1024KiB, (T) 1024KiB-1024KiB, ioengine=psync, iodepth=16 ... fio-3.7 Starting 4 processes rand-rw: (groupid=0, jobs=1): err= 0: pid=9608: Wed Jun 5 01:00:25 2024 read: IOPS=3, BW=3841KiB/s (3934kB/s)(7168KiB/1866msec) clat (msec): min=16, max=381, avg=260.14, stdev=167.90 lat (msec): min=16, max=381, avg=260.14, stdev=167.90 clat percentiles (msec): | 1.00th=[ 17], 5.00th=[ 17], 10.00th=[ 17], 20.00th=[ 23], | 30.00th=[ 284], 40.00th=[ 284], 50.00th=[ 359], 60.00th=[ 380], | 70.00th=[ 380], 80.00th=[ 380], 90.00th=[ 380], 95.00th=[ 380], | 99.00th=[ 380], 99.50th=[ 380], 99.90th=[ 380], 99.95th=[ 380], | 99.99th=[ 380] bw ( KiB/s): min= 1741, max= 5224, per=33.59%, avg=3687.00, stdev=1777.16, samples=3 iops : min= 1, max= 5, avg= 3.33, stdev= 2.08, samples=3 write: IOPS=2, BW=2744KiB/s (2810kB/s)(5120KiB/1866msec) clat (usec): min=3418, max=12556, avg=8120.30, stdev=3638.75 lat (usec): min=3492, max=12569, avg=8190.45, stdev=3611.99 clat percentiles (usec): | 1.00th=[ 3425], 5.00th=[ 3425], 10.00th=[ 3425], 20.00th=[ 3425], | 30.00th=[ 5473], 40.00th=[ 5473], 50.00th=[ 9372], 60.00th=[ 9372], | 70.00th=[ 9765], 80.00th=[ 9765], 90.00th=[12518], 95.00th=[12518], | 99.00th=[12518], 99.50th=[12518], 99.90th=[12518], 99.95th=[12518], | 99.99th=[12518] bw ( KiB/s): min= 1741, max= 6965, per=28.33%, avg=4353.00, stdev=3693.93, samples=2 iops : min= 1, max= 6, avg= 3.50, stdev= 3.54, samples=2 lat (msec) : 4=8.33%, 10=25.00%, 20=16.67%, 50=8.33%, 500=41.67% cpu : usr=0.21%, sys=9.92%, ctx=1349, majf=0, minf=34 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=9609: Wed Jun 5 01:00:25 2024 read: IOPS=2, BW=2579KiB/s (2641kB/s)(2048KiB/794msec) clat (msec): min=26, max=367, avg=196.82, stdev=240.88 lat (msec): min=26, max=367, avg=196.83, stdev=240.87 clat percentiles (msec): | 1.00th=[ 27], 5.00th=[ 27], 10.00th=[ 27], 20.00th=[ 27], | 30.00th=[ 27], 40.00th=[ 27], 50.00th=[ 27], 60.00th=[ 368], | 70.00th=[ 368], 80.00th=[ 368], 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= 4096, max= 4096, per=37.32%, avg=4096.00, stdev= 0.00, samples=1 iops : min= 4, max= 4, avg= 4.00, stdev= 0.00, samples=1 write: IOPS=12, BW=12.6MiB/s (13.2MB/s)(10.0MiB/794msec) clat (usec): min=651, max=327251, avg=39810.10, stdev=101147.97 lat (usec): min=688, max=327315, avg=39862.99, stdev=101152.43 clat percentiles (usec): | 1.00th=[ 652], 5.00th=[ 652], 10.00th=[ 652], 20.00th=[ 709], | 30.00th=[ 1221], 40.00th=[ 8160], 50.00th=[ 9634], 60.00th=[ 9634], | 70.00th=[ 13566], 80.00th=[ 13566], 90.00th=[ 16909], 95.00th=[329253], | 99.00th=[329253], 99.50th=[329253], 99.90th=[329253], 99.95th=[329253], | 99.99th=[329253] bw ( KiB/s): min=16384, max=16384, per=100.00%, avg=16384.00, stdev= 0.00, samples=1 iops : min= 16, max= 16, avg=16.00, stdev= 0.00, samples=1 lat (usec) : 750=16.67% lat (msec) : 2=8.33%, 10=25.00%, 20=25.00%, 50=8.33%, 500=16.67% cpu : usr=0.13%, sys=4.16%, ctx=65, majf=0, minf=32 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=9610: Wed Jun 5 01:00:25 2024 read: IOPS=7, BW=8116KiB/s (8311kB/s)(6144KiB/757msec) clat (usec): min=244, max=313050, avg=55548.85, stdev=126232.32 lat (usec): min=245, max=313051, avg=55549.73, stdev=126232.36 clat percentiles (usec): | 1.00th=[ 245], 5.00th=[ 245], 10.00th=[ 245], 20.00th=[ 502], | 30.00th=[ 502], 40.00th=[ 506], 50.00th=[ 506], 60.00th=[ 7832], | 70.00th=[ 11207], 80.00th=[ 11207], 90.00th=[312476], 95.00th=[312476], | 99.00th=[312476], 99.50th=[312476], 99.90th=[312476], 99.95th=[312476], | 99.99th=[312476] bw ( KiB/s): min=10240, max=10240, per=93.30%, avg=10240.00, stdev= 0.00, samples=1 iops : min= 10, max= 10, avg=10.00, stdev= 0.00, samples=1 write: IOPS=7, BW=8116KiB/s (8311kB/s)(6144KiB/757msec) clat (usec): min=466, max=386100, avg=70155.12, stdev=154876.12 lat (usec): min=495, max=386163, avg=70209.92, stdev=154880.74 clat percentiles (usec): | 1.00th=[ 465], 5.00th=[ 465], 10.00th=[ 465], 20.00th=[ 1860], | 30.00th=[ 1860], 40.00th=[ 8029], 50.00th=[ 8029], 60.00th=[ 8848], | 70.00th=[ 15533], 80.00th=[ 15533], 90.00th=[387974], 95.00th=[387974], | 99.00th=[387974], 99.50th=[387974], 99.90th=[387974], 99.95th=[387974], | 99.99th=[387974] bw ( KiB/s): min=12288, max=12288, per=79.97%, avg=12288.00, stdev= 0.00, samples=1 iops : min= 12, max= 12, avg=12.00, stdev= 0.00, samples=1 lat (usec) : 250=8.33%, 500=8.33%, 750=16.67% lat (msec) : 2=8.33%, 10=25.00%, 20=16.67%, 500=16.67% cpu : usr=0.13%, sys=5.03%, ctx=272, majf=0, minf=34 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=9611: Wed Jun 5 01:00:25 2024 read: IOPS=6, BW=6755KiB/s (6917kB/s)(5120KiB/758msec) clat (usec): min=433, max=335408, avg=137047.83, stdev=177631.11 lat (usec): min=436, max=335409, avg=137048.87, stdev=177630.94 clat percentiles (usec): | 1.00th=[ 433], 5.00th=[ 433], 10.00th=[ 433], 20.00th=[ 433], | 30.00th=[ 469], 40.00th=[ 469], 50.00th=[ 21627], 60.00th=[ 21627], | 70.00th=[329253], 80.00th=[329253], 90.00th=[333448], 95.00th=[333448], | 99.00th=[333448], 99.50th=[333448], 99.90th=[333448], 99.95th=[333448], | 99.99th=[333448] bw ( KiB/s): min= 8192, max= 8192, per=74.64%, avg=8192.00, stdev= 0.00, samples=1 iops : min= 8, max= 8, avg= 8.00, stdev= 0.00, samples=1 write: IOPS=9, BW=9456KiB/s (9683kB/s)(7168KiB/758msec) clat (usec): min=6582, max=15619, avg=9792.11, stdev=3107.64 lat (usec): min=6691, max=15729, avg=9860.40, stdev=3113.82 clat percentiles (usec): | 1.00th=[ 6587], 5.00th=[ 6587], 10.00th=[ 6587], 20.00th=[ 6980], | 30.00th=[ 8029], 40.00th=[ 8029], 50.00th=[ 9765], 60.00th=[10159], | 70.00th=[10159], 80.00th=[11338], 90.00th=[15664], 95.00th=[15664], | 99.00th=[15664], 99.50th=[15664], 99.90th=[15664], 99.95th=[15664], | 99.99th=[15664] bw ( KiB/s): min=14336, max=14336, per=93.30%, avg=14336.00, stdev= 0.00, samples=1 iops : min= 14, max= 14, avg=14.00, stdev= 0.00, samples=1 lat (usec) : 500=16.67% lat (msec) : 10=33.33%, 20=25.00%, 50=8.33%, 500=16.67% cpu : usr=0.40%, sys=9.64%, ctx=541, majf=0, minf=32 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=10.7MiB/s (11.2MB/s), 2579KiB/s-8116KiB/s (2641kB/s-8311kB/s), io=20.0MiB (20.0MB), run=757-1866msec WRITE: bw=15.0MiB/s (15.7MB/s), 2744KiB/s-12.6MiB/s (2810kB/s-13.2MB/s), io=28.0MiB (29.4MB), run=757-1866msec rand-rw: (groupid=0, jobs=1): err= 0: pid=9613: Wed Jun 5 01:00:25 2024 read: IOPS=3, BW=3936KiB/s (4031kB/s)(7168KiB/1821msec) clat (msec): min=5, max=338, avg=154.82, stdev=162.38 lat (msec): min=5, max=338, avg=154.82, stdev=162.38 clat percentiles (msec): | 1.00th=[ 6], 5.00th=[ 6], 10.00th=[ 6], 20.00th=[ 8], | 30.00th=[ 25], 40.00th=[ 25], 50.00th=[ 65], 60.00th=[ 309], | 70.00th=[ 309], 80.00th=[ 334], 90.00th=[ 338], 95.00th=[ 338], | 99.00th=[ 338], 99.50th=[ 338], 99.90th=[ 338], 99.95th=[ 338], | 99.99th=[ 338] bw ( KiB/s): min= 3500, max= 4096, per=32.89%, avg=3698.67, stdev=344.10, samples=3 iops : min= 3, max= 4, avg= 3.33, stdev= 0.58, samples=3 write: IOPS=2, BW=2812KiB/s (2879kB/s)(5120KiB/1821msec) clat (msec): min=18, max=392, avg=145.90, stdev=175.20 lat (msec): min=18, max=393, avg=145.96, stdev=175.20 clat percentiles (msec): | 1.00th=[ 19], 5.00th=[ 19], 10.00th=[ 19], 20.00th=[ 19], | 30.00th=[ 21], 40.00th=[ 21], 50.00th=[ 28], 60.00th=[ 28], | 70.00th=[ 271], 80.00th=[ 271], 90.00th=[ 393], 95.00th=[ 393], | 99.00th=[ 393], 99.50th=[ 393], 99.90th=[ 393], 99.95th=[ 393], | 99.99th=[ 393] bw ( KiB/s): min= 1750, max= 5251, per=22.23%, avg=3500.50, stdev=2475.58, samples=2 iops : min= 1, max= 5, avg= 3.00, stdev= 2.83, samples=2 lat (msec) : 10=16.67%, 20=16.67%, 50=16.67%, 100=8.33%, 500=41.67% cpu : usr=0.00%, sys=0.77%, ctx=38, majf=0, minf=34 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=9614: Wed Jun 5 01:00:25 2024 read: IOPS=2, BW=2734KiB/s (2800kB/s)(2048KiB/749msec) clat (usec): min=5775, max=37807, avg=21791.69, stdev=22649.73 lat (usec): min=5776, max=37808, avg=21792.97, stdev=22650.07 clat percentiles (usec): | 1.00th=[ 5800], 5.00th=[ 5800], 10.00th=[ 5800], 20.00th=[ 5800], | 30.00th=[ 5800], 40.00th=[ 5800], 50.00th=[ 5800], 60.00th=[38011], | 70.00th=[38011], 80.00th=[38011], 90.00th=[38011], 95.00th=[38011], | 99.00th=[38011], 99.50th=[38011], 99.90th=[38011], 99.95th=[38011], | 99.99th=[38011] bw ( KiB/s): min= 4096, max= 4096, per=36.42%, avg=4096.00, stdev= 0.00, samples=1 iops : min= 4, max= 4, avg= 4.00, stdev= 0.00, samples=1 write: IOPS=13, BW=13.4MiB/s (13.0MB/s)(10.0MiB/749msec) clat (msec): min=5, max=306, avg=69.75, stdev=124.76 lat (msec): min=5, max=306, avg=69.81, stdev=124.76 clat percentiles (msec): | 1.00th=[ 6], 5.00th=[ 6], 10.00th=[ 6], 20.00th=[ 7], | 30.00th=[ 8], 40.00th=[ 8], 50.00th=[ 10], 60.00th=[ 10], | 70.00th=[ 20], 80.00th=[ 20], 90.00th=[ 305], 95.00th=[ 309], | 99.00th=[ 309], 99.50th=[ 309], 99.90th=[ 309], 99.95th=[ 309], | 99.99th=[ 309] bw ( KiB/s): min=16384, max=16384, per=100.00%, avg=16384.00, stdev= 0.00, samples=1 iops : min= 16, max= 16, avg=16.00, stdev= 0.00, samples=1 lat (msec) : 10=58.33%, 20=16.67%, 50=8.33%, 500=16.67% cpu : usr=0.40%, sys=1.87%, ctx=29, majf=0, minf=33 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=9615: Wed Jun 5 01:00:25 2024 read: IOPS=8, BW=8280KiB/s (8479kB/s)(6144KiB/742msec) clat (msec): min=4, max=291, avg=54.53, stdev=116.35 lat (msec): min=4, max=291, avg=54.53, stdev=116.35 clat percentiles (msec): | 1.00th=[ 5], 5.00th=[ 5], 10.00th=[ 5], 20.00th=[ 5], | 30.00th=[ 5], 40.00th=[ 7], 50.00th=[ 7], 60.00th=[ 8], | 70.00th=[ 12], 80.00th=[ 12], 90.00th=[ 292], 95.00th=[ 292], | 99.00th=[ 292], 99.50th=[ 292], 99.90th=[ 292], 99.95th=[ 292], | 99.99th=[ 292] bw ( KiB/s): min=10240, max=10240, per=91.05%, avg=10240.00, stdev= 0.00, samples=1 iops : min= 10, max= 10, avg=10.00, stdev= 0.00, samples=1 write: IOPS=8, BW=8280KiB/s (8479kB/s)(6144KiB/742msec) clat (msec): min=8, max=324, avg=67.03, stdev=126.34 lat (msec): min=8, max=324, avg=67.09, stdev=126.35 clat percentiles (msec): | 1.00th=[ 9], 5.00th=[ 9], 10.00th=[ 9], 20.00th=[ 10], | 30.00th=[ 10], 40.00th=[ 12], 50.00th=[ 12], 60.00th=[ 22], | 70.00th=[ 27], 80.00th=[ 27], 90.00th=[ 326], 95.00th=[ 326], | 99.00th=[ 326], 99.50th=[ 326], 99.90th=[ 326], 99.95th=[ 326], | 99.99th=[ 326] bw ( KiB/s): min=12288, max=12288, per=78.04%, avg=12288.00, stdev= 0.00, samples=1 iops : min= 12, max= 12, avg=12.00, stdev= 0.00, samples=1 lat (msec) : 10=50.00%, 20=16.67%, 50=16.67%, 500=16.67% cpu : usr=0.00%, sys=1.62%, ctx=29, majf=0, minf=33 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=9616: Wed Jun 5 01:00:25 2024 read: IOPS=6, BW=6938KiB/s (7104kB/s)(5120KiB/738msec) clat (msec): min=3, max=287, avg=64.05, stdev=125.14 lat (msec): min=3, max=287, avg=64.05, stdev=125.14 clat percentiles (msec): | 1.00th=[ 4], 5.00th=[ 4], 10.00th=[ 4], 20.00th=[ 4], | 30.00th=[ 6], 40.00th=[ 6], 50.00th=[ 7], 60.00th=[ 7], | 70.00th=[ 17], 80.00th=[ 17], 90.00th=[ 288], 95.00th=[ 288], | 99.00th=[ 288], 99.50th=[ 288], 99.90th=[ 288], 99.95th=[ 288], | 99.99th=[ 288] bw ( KiB/s): min= 8192, max= 8192, per=72.84%, avg=8192.00, stdev= 0.00, samples=1 iops : min= 8, max= 8, avg= 8.00, stdev= 0.00, samples=1 write: IOPS=9, BW=9713KiB/s (9946kB/s)(7168KiB/738msec) clat (msec): min=7, max=328, avg=57.26, stdev=119.90 lat (msec): min=8, max=328, avg=57.66, stdev=119.80 clat percentiles (msec): | 1.00th=[ 8], 5.00th=[ 8], 10.00th=[ 8], 20.00th=[ 9], | 30.00th=[ 9], 40.00th=[ 9], 50.00th=[ 10], 60.00th=[ 13], | 70.00th=[ 13], 80.00th=[ 26], 90.00th=[ 330], 95.00th=[ 330], | 99.00th=[ 330], 99.50th=[ 330], 99.90th=[ 330], 99.95th=[ 330], | 99.99th=[ 330] bw ( KiB/s): min=14336, max=14336, per=91.05%, avg=14336.00, stdev= 0.00, samples=1 iops : min= 14, max= 14, avg=14.00, stdev= 0.00, samples=1 lat (msec) : 4=8.33%, 10=50.00%, 20=16.67%, 50=8.33%, 500=16.67% cpu : usr=0.27%, sys=2.04%, ctx=32, majf=0, minf=31 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=10.0MiB/s (11.5MB/s), 2734KiB/s-8280KiB/s (2800kB/s-8479kB/s), io=20.0MiB (20.0MB), run=738-1821msec WRITE: bw=15.4MiB/s (16.1MB/s), 2812KiB/s-13.4MiB/s (2879kB/s-13.0MB/s), io=28.0MiB (29.4MB), run=738-1821msec 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-3.7 Starting 4 processes rand-rw: (g=0): rw=randrw, bs=(R) 4096KiB-4096KiB, (W) 4096KiB-4096KiB, (T) 4096KiB-4096KiB, ioengine=psync, iodepth=16 ... fio-3.7 Starting 4 processes rand-rw: (groupid=0, jobs=1): err= 0: pid=9623: Wed Jun 5 01:00:26 2024 read: IOPS=24, BW=99.2MiB/s (104MB/s)(12.0MiB/121msec) clat (usec): min=15677, max=71299, avg=40026.79, stdev=28450.10 lat (usec): min=15678, max=71300, avg=40027.88, stdev=28449.84 clat percentiles (usec): | 1.00th=[15664], 5.00th=[15664], 10.00th=[15664], 20.00th=[15664], | 30.00th=[15664], 40.00th=[33162], 50.00th=[33162], 60.00th=[33162], | 70.00th=[70779], 80.00th=[70779], 90.00th=[70779], 95.00th=[70779], | 99.00th=[70779], 99.50th=[70779], 99.90th=[70779], 99.95th=[70779], | 99.99th=[70779] lat (msec) : 20=33.33%, 50=33.33%, 100=33.33% cpu : usr=0.00%, sys=2.50%, ctx=20, majf=0, minf=32 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=9624: Wed Jun 5 01:00:26 2024 read: IOPS=7, BW=29.4MiB/s (30.8MB/s)(4096KiB/136msec) clat (nsec): min=53453k, max=53453k, avg=53452799.00, stdev= 0.00 lat (nsec): min=53454k, max=53454k, avg=53453634.00, stdev= 0.00 clat percentiles (usec): | 1.00th=[53216], 5.00th=[53216], 10.00th=[53216], 20.00th=[53216], | 30.00th=[53216], 40.00th=[53216], 50.00th=[53216], 60.00th=[53216], | 70.00th=[53216], 80.00th=[53216], 90.00th=[53216], 95.00th=[53216], | 99.00th=[53216], 99.50th=[53216], 99.90th=[53216], 99.95th=[53216], | 99.99th=[53216] write: IOPS=14, BW=58.8MiB/s (61.7MB/s)(8192KiB/136msec) clat (usec): min=34956, max=45763, avg=40360.33, stdev=7641.61 lat (usec): min=35301, max=46510, avg=40905.61, stdev=7925.94 clat percentiles (usec): | 1.00th=[34866], 5.00th=[34866], 10.00th=[34866], 20.00th=[34866], | 30.00th=[34866], 40.00th=[34866], 50.00th=[34866], 60.00th=[45876], | 70.00th=[45876], 80.00th=[45876], 90.00th=[45876], 95.00th=[45876], | 99.00th=[45876], 99.50th=[45876], 99.90th=[45876], 99.95th=[45876], | 99.99th=[45876] lat (msec) : 50=66.67%, 100=33.33% cpu : usr=1.48%, sys=3.70%, ctx=25, majf=0, minf=32 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=9625: Wed Jun 5 01:00:26 2024 write: IOPS=37, BW=150MiB/s (157MB/s)(12.0MiB/80msec) clat (usec): min=19753, max=29682, avg=24554.37, stdev=4972.59 lat (usec): min=20082, max=34389, avg=26279.86, stdev=7342.49 clat percentiles (usec): | 1.00th=[19792], 5.00th=[19792], 10.00th=[19792], 20.00th=[19792], | 30.00th=[19792], 40.00th=[24249], 50.00th=[24249], 60.00th=[24249], | 70.00th=[29754], 80.00th=[29754], 90.00th=[29754], 95.00th=[29754], | 99.00th=[29754], 99.50th=[29754], 99.90th=[29754], 99.95th=[29754], | 99.99th=[29754] lat (msec) : 20=33.33%, 50=66.67% cpu : usr=1.27%, sys=5.06%, ctx=22, majf=0, minf=31 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=9626: Wed Jun 5 01:00:26 2024 write: IOPS=31, BW=128MiB/s (134MB/s)(12.0MiB/94msec) clat (usec): min=19717, max=48067, avg=30706.53, stdev=15210.89 lat (usec): min=20142, max=48602, avg=31116.12, stdev=15306.64 clat percentiles (usec): | 1.00th=[19792], 5.00th=[19792], 10.00th=[19792], 20.00th=[19792], | 30.00th=[19792], 40.00th=[24249], 50.00th=[24249], 60.00th=[24249], | 70.00th=[47973], 80.00th=[47973], 90.00th=[47973], 95.00th=[47973], | 99.00th=[47973], 99.50th=[47973], 99.90th=[47973], 99.95th=[47973], | 99.99th=[47973] lat (msec) : 20=33.33%, 50=66.67% cpu : usr=1.08%, sys=4.30%, ctx=24, majf=0, minf=29 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=118MiB/s (123MB/s), 29.4MiB/s-99.2MiB/s (30.8MB/s-104MB/s), io=16.0MiB (16.8MB), run=121-136msec WRITE: bw=235MiB/s (247MB/s), 58.8MiB/s-150MiB/s (61.7MB/s-157MB/s), io=32.0MiB (33.6MB), run=80-136msec rand-rw: (groupid=0, jobs=1): err= 0: pid=9628: Wed Jun 5 01:00:26 2024 read: IOPS=24, BW=96.0MiB/s (101MB/s)(12.0MiB/125msec) clat (usec): min=1712, max=77873, avg=41418.55, stdev=38184.38 lat (usec): min=1714, max=77874, avg=41420.40, stdev=38184.26 clat percentiles (usec): | 1.00th=[ 1713], 5.00th=[ 1713], 10.00th=[ 1713], 20.00th=[ 1713], | 30.00th=[ 1713], 40.00th=[44827], 50.00th=[44827], 60.00th=[44827], | 70.00th=[78119], 80.00th=[78119], 90.00th=[78119], 95.00th=[78119], | 99.00th=[78119], 99.50th=[78119], 99.90th=[78119], 99.95th=[78119], | 99.99th=[78119] lat (msec) : 2=33.33%, 50=33.33%, 100=33.33% cpu : usr=0.00%, sys=45.97%, ctx=153, majf=0, minf=30 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=9629: Wed Jun 5 01:00:26 2024 read: IOPS=8, BW=34.8MiB/s (36.5MB/s)(4096KiB/115msec) clat (nsec): min=23317k, max=23317k, avg=23316666.00, stdev= 0.00 lat (nsec): min=23318k, max=23318k, avg=23318333.00, stdev= 0.00 clat percentiles (usec): | 1.00th=[23200], 5.00th=[23200], 10.00th=[23200], 20.00th=[23200], | 30.00th=[23200], 40.00th=[23200], 50.00th=[23200], 60.00th=[23200], | 70.00th=[23200], 80.00th=[23200], 90.00th=[23200], 95.00th=[23200], | 99.00th=[23200], 99.50th=[23200], 99.90th=[23200], 99.95th=[23200], | 99.99th=[23200] write: IOPS=17, BW=69.6MiB/s (72.9MB/s)(8192KiB/115msec) clat (usec): min=5253, max=83893, avg=44573.50, stdev=55606.25 lat (usec): min=5446, max=84095, avg=44770.79, stdev=55612.86 clat percentiles (usec): | 1.00th=[ 5276], 5.00th=[ 5276], 10.00th=[ 5276], 20.00th=[ 5276], | 30.00th=[ 5276], 40.00th=[ 5276], 50.00th=[ 5276], 60.00th=[84411], | 70.00th=[84411], 80.00th=[84411], 90.00th=[84411], 95.00th=[84411], | 99.00th=[84411], 99.50th=[84411], 99.90th=[84411], 99.95th=[84411], | 99.99th=[84411] lat (msec) : 10=33.33%, 50=33.33%, 100=33.33% cpu : usr=0.88%, sys=10.53%, ctx=13, majf=0, minf=33 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=9630: Wed Jun 5 01:00:26 2024 write: IOPS=23, BW=95.2MiB/s (99.9MB/s)(12.0MiB/126msec) clat (usec): min=4711, max=84902, avg=40486.36, stdev=40787.95 lat (usec): min=4995, max=85316, avg=40885.96, stdev=40835.40 clat percentiles (usec): | 1.00th=[ 4686], 5.00th=[ 4686], 10.00th=[ 4686], 20.00th=[ 4686], | 30.00th=[ 4686], 40.00th=[31851], 50.00th=[31851], 60.00th=[31851], | 70.00th=[84411], 80.00th=[84411], 90.00th=[84411], 95.00th=[84411], | 99.00th=[84411], 99.50th=[84411], 99.90th=[84411], 99.95th=[84411], | 99.99th=[84411] lat (msec) : 10=33.33%, 50=33.33%, 100=33.33% cpu : usr=0.00%, sys=20.00%, ctx=32, majf=0, minf=32 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=9631: Wed Jun 5 01:00:26 2024 write: IOPS=24, BW=96.8MiB/s (101MB/s)(12.0MiB/124msec) clat (usec): min=8251, max=82696, avg=40779.64, stdev=38099.74 lat (usec): min=8396, max=82986, avg=41028.86, stdev=38159.44 clat percentiles (usec): | 1.00th=[ 8225], 5.00th=[ 8225], 10.00th=[ 8225], 20.00th=[ 8225], | 30.00th=[ 8225], 40.00th=[31327], 50.00th=[31327], 60.00th=[31327], | 70.00th=[82314], 80.00th=[82314], 90.00th=[82314], 95.00th=[82314], | 99.00th=[82314], 99.50th=[82314], 99.90th=[82314], 99.95th=[82314], | 99.99th=[82314] lat (msec) : 10=33.33%, 50=33.33%, 100=33.33% cpu : usr=0.00%, sys=16.26%, ctx=13, majf=0, minf=31 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=128MiB/s (134MB/s), 34.8MiB/s-96.0MiB/s (36.5MB/s-101MB/s), io=16.0MiB (16.8MB), run=115-125msec WRITE: bw=254MiB/s (266MB/s), 69.6MiB/s-96.8MiB/s (72.9MB/s-101MB/s), io=32.0MiB (33.6MB), run=115-126msec