== sanity test 398c: run fio to test AIO ================= 14:09:53 (1744135793) /usr/bin/fio debug=0 40+0 records in 40+0 records out 41943040 bytes (42 MB) copied, 0.127219 s, 330 MB/s osc.lustre-OST0000-osc-ffff88012bef0000.rpc_stats=clear writing 40M to OST0 by fio with 4 jobs... rand-write: (g=0): rw=randwrite, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=16 ... fio-3.7 Starting 4 processes rand-write: (groupid=0, jobs=1): err= 0: pid=11896: Tue Apr 8 14:10:20 2025 write: IOPS=98, BW=393KiB/s (402kB/s)(10.0MiB/26070msec) slat (usec): min=13, max=1116, avg=65.17, stdev=44.05 clat (msec): min=37, max=307, avg=162.57, stdev=30.37 lat (msec): min=37, max=307, avg=162.64, stdev=30.37 clat percentiles (msec): | 1.00th=[ 84], 5.00th=[ 114], 10.00th=[ 129], 20.00th=[ 140], | 30.00th=[ 148], 40.00th=[ 157], 50.00th=[ 163], 60.00th=[ 169], | 70.00th=[ 178], 80.00th=[ 186], 90.00th=[ 201], 95.00th=[ 211], | 99.00th=[ 228], 99.50th=[ 232], 99.90th=[ 288], 99.95th=[ 300], | 99.99th=[ 309] bw ( KiB/s): min= 311, max= 640, per=24.95%, avg=391.42, stdev=57.38, samples=52 iops : min= 77, max= 160, avg=97.77, stdev=14.38, samples=52 lat (msec) : 50=0.62%, 100=2.42%, 250=96.64%, 500=0.31% cpu : usr=0.16%, sys=0.74%, ctx=2014, majf=0, minf=32 IO depths : 1=0.1%, 2=0.1%, 4=0.2%, 8=0.3%, 16=99.4%, 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=0.1%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,2560,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-write: (groupid=0, jobs=1): err= 0: pid=11897: Tue Apr 8 14:10:20 2025 write: IOPS=98, BW=393KiB/s (402kB/s)(10.0MiB/26080msec) slat (usec): min=14, max=430, avg=66.13, stdev=38.93 clat (msec): min=20, max=239, avg=162.58, stdev=29.51 lat (msec): min=20, max=239, avg=162.65, stdev=29.51 clat percentiles (msec): | 1.00th=[ 87], 5.00th=[ 114], 10.00th=[ 129], 20.00th=[ 140], | 30.00th=[ 148], 40.00th=[ 157], 50.00th=[ 163], 60.00th=[ 169], | 70.00th=[ 178], 80.00th=[ 186], 90.00th=[ 201], 95.00th=[ 213], | 99.00th=[ 228], 99.50th=[ 234], 99.90th=[ 236], 99.95th=[ 241], | 99.99th=[ 241] bw ( KiB/s): min= 304, max= 584, per=24.92%, avg=391.00, stdev=48.62, samples=52 iops : min= 76, max= 146, avg=97.69, stdev=12.16, samples=52 lat (msec) : 50=0.27%, 100=2.89%, 250=96.84% cpu : usr=0.15%, sys=0.76%, ctx=2128, majf=0, minf=31 IO depths : 1=0.1%, 2=0.1%, 4=0.2%, 8=0.3%, 16=99.4%, 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=0.1%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,2560,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-write: (groupid=0, jobs=1): err= 0: pid=11898: Tue Apr 8 14:10:20 2025 write: IOPS=98, BW=392KiB/s (402kB/s)(10.0MiB/26090msec) slat (usec): min=13, max=393, avg=63.18, stdev=37.62 clat (msec): min=37, max=240, avg=162.72, stdev=29.88 lat (msec): min=37, max=240, avg=162.79, stdev=29.88 clat percentiles (msec): | 1.00th=[ 84], 5.00th=[ 114], 10.00th=[ 130], 20.00th=[ 142], | 30.00th=[ 148], 40.00th=[ 157], 50.00th=[ 163], 60.00th=[ 171], | 70.00th=[ 180], 80.00th=[ 188], 90.00th=[ 201], 95.00th=[ 211], | 99.00th=[ 228], 99.50th=[ 232], 99.90th=[ 241], 99.95th=[ 241], | 99.99th=[ 241] bw ( KiB/s): min= 328, max= 640, per=24.91%, avg=390.81, stdev=50.20, samples=52 iops : min= 82, max= 160, avg=97.62, stdev=12.57, samples=52 lat (msec) : 50=0.78%, 100=2.30%, 250=96.91% cpu : usr=0.13%, sys=0.73%, ctx=2019, majf=0, minf=29 IO depths : 1=0.1%, 2=0.1%, 4=0.2%, 8=0.3%, 16=99.4%, 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=0.1%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,2560,0,0 short=0,0,0,0 dropped=0,0,0,0 latency : target=0, window=0, percentile=100.00%, depth=16 rand-write: (groupid=0, jobs=1): err= 0: pid=11899: Tue Apr 8 14:10:20 2025 write: IOPS=98, BW=393KiB/s (402kB/s)(10.0MiB/26059msec) slat (usec): min=14, max=743, avg=69.62, stdev=44.64 clat (msec): min=28, max=316, avg=162.59, stdev=30.95 lat (msec): min=28, max=316, avg=162.66, stdev=30.95 clat percentiles (msec): | 1.00th=[ 82], 5.00th=[ 113], 10.00th=[ 129], 20.00th=[ 142], | 30.00th=[ 148], 40.00th=[ 155], 50.00th=[ 163], 60.00th=[ 169], | 70.00th=[ 178], 80.00th=[ 188], 90.00th=[ 201], 95.00th=[ 211], | 99.00th=[ 228], 99.50th=[ 234], 99.90th=[ 317], 99.95th=[ 317], | 99.99th=[ 317] bw ( KiB/s): min= 312, max= 664, per=24.95%, avg=391.46, stdev=58.71, samples=52 iops : min= 78, max= 166, avg=97.81, stdev=14.69, samples=52 lat (msec) : 50=0.43%, 100=3.05%, 250=96.37%, 500=0.16% cpu : usr=0.19%, sys=0.72%, ctx=2319, majf=0, minf=31 IO depths : 1=0.1%, 2=0.1%, 4=0.2%, 8=0.3%, 16=99.4%, 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=0.1%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=0,2560,0,0 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): WRITE: bw=1570KiB/s (1608kB/s), 392KiB/s-393KiB/s (402kB/s-402kB/s), io=40.0MiB (41.9MB), run=26059-26090msec mix rw 40M to OST0 by fio with 4 jobs... rand-rw: (g=0): rw=randrw, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=16 ... fio-3.7 Starting 4 processes rand-rw: (groupid=0, jobs=1): err= 0: pid=11930: Tue Apr 8 14:10:37 2025 read: IOPS=79, BW=320KiB/s (328kB/s)(5048KiB/15778msec) slat (usec): min=53, max=4626, avg=1191.46, stdev=342.36 clat (msec): min=2, max=215, avg=64.83, stdev=14.54 lat (msec): min=4, max=216, avg=66.03, stdev=14.57 clat percentiles (msec): | 1.00th=[ 12], 5.00th=[ 48], 10.00th=[ 52], 20.00th=[ 56], | 30.00th=[ 59], 40.00th=[ 63], 50.00th=[ 65], 60.00th=[ 68], | 70.00th=[ 71], 80.00th=[ 74], 90.00th=[ 80], 95.00th=[ 83], | 99.00th=[ 101], 99.50th=[ 116], 99.90th=[ 203], 99.95th=[ 215], | 99.99th=[ 215] bw ( KiB/s): min= 224, max= 432, per=25.29%, avg=320.97, stdev=59.24, samples=31 iops : min= 56, max= 108, avg=80.19, stdev=14.83, samples=31 write: IOPS=82, BW=329KiB/s (337kB/s)(5192KiB/15778msec) slat (usec): min=14, max=289, avg=60.72, stdev=32.10 clat (msec): min=26, max=300, avg=129.96, stdev=29.16 lat (msec): min=26, max=300, avg=130.02, stdev=29.16 clat percentiles (msec): | 1.00th=[ 71], 5.00th=[ 84], 10.00th=[ 92], 20.00th=[ 106], | 30.00th=[ 115], 40.00th=[ 124], 50.00th=[ 131], 60.00th=[ 138], | 70.00th=[ 144], 80.00th=[ 153], 90.00th=[ 165], 95.00th=[ 176], | 99.00th=[ 199], 99.50th=[ 228], 99.90th=[ 288], 99.95th=[ 300], | 99.99th=[ 300] bw ( KiB/s): min= 288, max= 416, per=25.02%, avg=330.52, stdev=27.00, samples=31 iops : min= 72, max= 104, avg=82.58, stdev= 6.78, samples=31 lat (msec) : 4=0.12%, 10=0.23%, 20=0.35%, 50=2.97%, 100=52.42% lat (msec) : 250=43.71%, 500=0.20% cpu : usr=0.27%, sys=1.51%, ctx=3781, majf=0, minf=31 IO depths : 1=0.1%, 2=0.1%, 4=0.2%, 8=0.3%, 16=99.4%, 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=0.1%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1262,1298,0,0 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=11931: Tue Apr 8 14:10:37 2025 read: IOPS=78, BW=315KiB/s (323kB/s)(4976KiB/15790msec) slat (usec): min=711, max=3307, avg=1203.72, stdev=312.91 clat (usec): min=1274, max=115716, avg=64706.59, stdev=12384.86 lat (msec): min=2, max=116, avg=65.91, stdev=12.39 clat percentiles (msec): | 1.00th=[ 13], 5.00th=[ 48], 10.00th=[ 52], 20.00th=[ 56], | 30.00th=[ 59], 40.00th=[ 63], 50.00th=[ 66], 60.00th=[ 68], | 70.00th=[ 71], 80.00th=[ 74], 90.00th=[ 80], 95.00th=[ 83], | 99.00th=[ 92], 99.50th=[ 102], 99.90th=[ 115], 99.95th=[ 116], | 99.99th=[ 116] bw ( KiB/s): min= 192, max= 456, per=24.79%, avg=314.58, stdev=59.38, samples=31 iops : min= 48, max= 114, avg=78.65, stdev=14.84, samples=31 write: IOPS=83, BW=333KiB/s (341kB/s)(5264KiB/15790msec) slat (usec): min=13, max=827, avg=58.98, stdev=35.24 clat (msec): min=57, max=209, avg=129.25, stdev=27.27 lat (msec): min=57, max=209, avg=129.31, stdev=27.27 clat percentiles (msec): | 1.00th=[ 72], 5.00th=[ 85], 10.00th=[ 92], 20.00th=[ 106], | 30.00th=[ 115], 40.00th=[ 123], 50.00th=[ 130], 60.00th=[ 136], | 70.00th=[ 144], 80.00th=[ 153], 90.00th=[ 167], 95.00th=[ 176], | 99.00th=[ 194], 99.50th=[ 199], 99.90th=[ 209], 99.95th=[ 211], | 99.99th=[ 211] bw ( KiB/s): min= 272, max= 408, per=25.16%, avg=332.39, stdev=31.72, samples=31 iops : min= 68, max= 102, avg=83.10, stdev= 7.93, samples=31 lat (msec) : 2=0.04%, 10=0.20%, 20=0.35%, 50=2.89%, 100=52.34% lat (msec) : 250=44.18% cpu : usr=0.33%, sys=1.48%, ctx=3502, majf=0, minf=31 IO depths : 1=0.1%, 2=0.1%, 4=0.2%, 8=0.3%, 16=99.4%, 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=0.1%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1244,1316,0,0 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=11932: Tue Apr 8 14:10:37 2025 read: IOPS=78, BW=315KiB/s (323kB/s)(4984KiB/15809msec) slat (usec): min=655, max=3179, avg=1190.64, stdev=283.71 clat (msec): min=10, max=112, avg=64.66, stdev=10.95 lat (msec): min=11, max=115, avg=65.85, stdev=10.97 clat percentiles (msec): | 1.00th=[ 41], 5.00th=[ 48], 10.00th=[ 52], 20.00th=[ 56], | 30.00th=[ 59], 40.00th=[ 63], 50.00th=[ 65], 60.00th=[ 68], | 70.00th=[ 70], 80.00th=[ 73], 90.00th=[ 79], 95.00th=[ 82], | 99.00th=[ 93], 99.50th=[ 97], 99.90th=[ 111], 99.95th=[ 113], | 99.99th=[ 113] bw ( KiB/s): min= 200, max= 440, per=24.83%, avg=315.10, stdev=62.68, samples=31 iops : min= 50, max= 110, avg=78.77, stdev=15.67, samples=31 write: IOPS=83, BW=332KiB/s (340kB/s)(5256KiB/15809msec) slat (usec): min=13, max=328, avg=59.99, stdev=29.79 clat (msec): min=17, max=218, avg=129.56, stdev=27.59 lat (msec): min=17, max=218, avg=129.63, stdev=27.59 clat percentiles (msec): | 1.00th=[ 72], 5.00th=[ 85], 10.00th=[ 94], 20.00th=[ 106], | 30.00th=[ 116], 40.00th=[ 124], 50.00th=[ 131], 60.00th=[ 138], | 70.00th=[ 144], 80.00th=[ 155], 90.00th=[ 165], 95.00th=[ 174], | 99.00th=[ 186], 99.50th=[ 194], 99.90th=[ 211], 99.95th=[ 220], | 99.99th=[ 220] bw ( KiB/s): min= 256, max= 432, per=24.95%, avg=329.55, stdev=40.18, samples=31 iops : min= 64, max= 108, avg=82.39, stdev=10.05, samples=31 lat (msec) : 20=0.27%, 50=3.55%, 100=51.72%, 250=44.45% cpu : usr=0.23%, sys=1.57%, ctx=3629, majf=0, minf=31 IO depths : 1=0.1%, 2=0.1%, 4=0.2%, 8=0.3%, 16=99.4%, 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=0.1%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1246,1314,0,0 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=11933: Tue Apr 8 14:10:37 2025 read: IOPS=80, BW=320KiB/s (328kB/s)(5060KiB/15790msec) slat (usec): min=644, max=4921, avg=1206.11, stdev=328.36 clat (msec): min=5, max=113, avg=64.44, stdev=11.74 lat (msec): min=7, max=117, avg=65.65, stdev=11.77 clat percentiles (msec): | 1.00th=[ 37], 5.00th=[ 47], 10.00th=[ 52], 20.00th=[ 56], | 30.00th=[ 59], 40.00th=[ 63], 50.00th=[ 65], 60.00th=[ 68], | 70.00th=[ 70], 80.00th=[ 73], 90.00th=[ 79], 95.00th=[ 84], | 99.00th=[ 92], 99.50th=[ 101], 99.90th=[ 105], 99.95th=[ 113], | 99.99th=[ 113] bw ( KiB/s): min= 208, max= 408, per=25.32%, avg=321.26, stdev=58.08, samples=31 iops : min= 52, max= 102, avg=80.29, stdev=14.50, samples=31 write: IOPS=82, BW=328KiB/s (336kB/s)(5180KiB/15790msec) slat (usec): min=13, max=911, avg=58.46, stdev=36.70 clat (msec): min=58, max=229, avg=130.35, stdev=27.76 lat (msec): min=58, max=229, avg=130.41, stdev=27.76 clat percentiles (msec): | 1.00th=[ 71], 5.00th=[ 85], 10.00th=[ 94], 20.00th=[ 106], | 30.00th=[ 117], 40.00th=[ 125], 50.00th=[ 131], 60.00th=[ 138], | 70.00th=[ 144], 80.00th=[ 153], 90.00th=[ 167], 95.00th=[ 178], | 99.00th=[ 197], 99.50th=[ 213], 99.90th=[ 218], 99.95th=[ 230], | 99.99th=[ 230] bw ( KiB/s): min= 256, max= 408, per=24.79%, avg=327.45, stdev=34.59, samples=31 iops : min= 64, max= 102, avg=81.84, stdev= 8.63, samples=31 lat (msec) : 10=0.16%, 20=0.27%, 50=3.24%, 100=52.62%, 250=43.71% cpu : usr=0.18%, sys=1.62%, ctx=3565, majf=0, minf=30 IO depths : 1=0.1%, 2=0.1%, 4=0.2%, 8=0.3%, 16=99.4%, 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=0.1%, 32=0.0%, 64=0.0%, >=64=0.0% issued rwts: total=1265,1295,0,0 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=1269KiB/s (1300kB/s), 315KiB/s-320KiB/s (323kB/s-328kB/s), io=19.6MiB (20.5MB), run=15778-15809msec WRITE: bw=1322KiB/s (1353kB/s), 328KiB/s-333KiB/s (336kB/s-341kB/s), io=20.4MiB (21.4MB), run=15778-15809msec AIO with large block size 40M rand-rw: (g=0): rw=randrw, bs=(R) 40.0MiB-40.0MiB, (W) 40.0MiB-40.0MiB, (T) 40.0MiB-40.0MiB, ioengine=libaio, iodepth=16 fio-3.7 Starting 1 process rand-rw: (groupid=0, jobs=1): err= 0: pid=11949: Tue Apr 8 14:10:38 2025 read: IOPS=10, BW=400MiB/s (419MB/s)(40.0MiB/100msec) slat (nsec): min=7892.0k, max=7892.0k, avg=7892970.00, stdev= 0.00 clat (nsec): min=87573k, max=87573k, avg=87572960.00, stdev= 0.00 lat (nsec): min=95479k, max=95479k, avg=95479010.00, stdev= 0.00 clat percentiles (usec): | 1.00th=[87557], 5.00th=[87557], 10.00th=[87557], 20.00th=[87557], | 30.00th=[87557], 40.00th=[87557], 50.00th=[87557], 60.00th=[87557], | 70.00th=[87557], 80.00th=[87557], 90.00th=[87557], 95.00th=[87557], | 99.00th=[87557], 99.50th=[87557], 99.90th=[87557], 99.95th=[87557], | 99.99th=[87557] lat (msec) : 100=100.00% cpu : usr=0.00%, sys=8.08%, ctx=15, 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=1,0,0,0 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=400MiB/s (419MB/s), 400MiB/s-400MiB/s (419MB/s-419MB/s), io=40.0MiB (41.9MB), run=100-100msec debug=trace inode super iotrace malloc cache info ioctl neterror net warning buffs other dentry nettrace page dlmtrace error emerg ha rpctrace vfstrace reada mmap config console quota sec lfsck hsm snapshot layout