== sanity test 398c: run fio to test AIO ================= 19:12:37 (1712272357) /usr/bin/fio debug=0 40+0 records in 40+0 records out 41943040 bytes (42 MB) copied, 0.0822961 s, 510 MB/s osc.lustre-OST0000-osc-ffff880078d6f800.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=2096: Thu Apr 4 19:13:17 2024 write: IOPS=66, BW=266KiB/s (272kB/s)(10.0MiB/38534msec) slat (usec): min=13, max=1184, avg=85.03, stdev=65.70 clat (msec): min=19, max=707, avg=240.52, stdev=98.04 lat (msec): min=19, max=707, avg=240.61, stdev=98.05 clat percentiles (msec): | 1.00th=[ 124], 5.00th=[ 142], 10.00th=[ 153], 20.00th=[ 169], | 30.00th=[ 184], 40.00th=[ 201], 50.00th=[ 215], 60.00th=[ 232], | 70.00th=[ 253], 80.00th=[ 284], 90.00th=[ 372], 95.00th=[ 451], | 99.00th=[ 617], 99.50th=[ 642], 99.90th=[ 693], 99.95th=[ 693], | 99.99th=[ 709] bw ( KiB/s): min= 96, max= 440, per=24.89%, avg=264.31, stdev=87.93, samples=77 iops : min= 24, max= 110, avg=66.00, stdev=22.05, samples=77 lat (msec) : 20=0.04%, 50=0.04%, 100=0.16%, 250=69.06%, 500=27.58% lat (msec) : 750=3.12% cpu : usr=0.12%, sys=0.64%, ctx=2467, 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=2097: Thu Apr 4 19:13:17 2024 write: IOPS=66, BW=266KiB/s (272kB/s)(10.0MiB/38513msec) slat (usec): min=13, max=846, avg=88.12, stdev=65.58 clat (msec): min=19, max=688, avg=240.37, stdev=98.60 lat (msec): min=19, max=688, avg=240.46, stdev=98.61 clat percentiles (msec): | 1.00th=[ 122], 5.00th=[ 142], 10.00th=[ 153], 20.00th=[ 171], | 30.00th=[ 184], 40.00th=[ 201], 50.00th=[ 215], 60.00th=[ 232], | 70.00th=[ 249], 80.00th=[ 284], 90.00th=[ 384], 95.00th=[ 456], | 99.00th=[ 625], 99.50th=[ 659], 99.90th=[ 684], 99.95th=[ 684], | 99.99th=[ 693] bw ( KiB/s): min= 88, max= 456, per=24.89%, avg=264.35, stdev=89.36, samples=77 iops : min= 22, max= 114, avg=66.04, stdev=22.40, samples=77 lat (msec) : 20=0.04%, 100=0.23%, 250=69.96%, 500=26.45%, 750=3.32% cpu : usr=0.15%, sys=0.66%, ctx=2474, 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=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=2098: Thu Apr 4 19:13:17 2024 write: IOPS=66, BW=266KiB/s (272kB/s)(10.0MiB/38513msec) slat (usec): min=13, max=934, avg=84.16, stdev=66.86 clat (msec): min=19, max=707, avg=240.39, stdev=97.87 lat (msec): min=19, max=708, avg=240.47, stdev=97.88 clat percentiles (msec): | 1.00th=[ 126], 5.00th=[ 142], 10.00th=[ 153], 20.00th=[ 169], | 30.00th=[ 184], 40.00th=[ 201], 50.00th=[ 215], 60.00th=[ 232], | 70.00th=[ 251], 80.00th=[ 284], 90.00th=[ 376], 95.00th=[ 451], | 99.00th=[ 617], 99.50th=[ 659], 99.90th=[ 684], 99.95th=[ 693], | 99.99th=[ 709] bw ( KiB/s): min= 79, max= 432, per=24.89%, avg=264.31, stdev=88.61, samples=77 iops : min= 19, max= 108, avg=66.00, stdev=22.22, samples=77 lat (msec) : 20=0.04%, 50=0.04%, 100=0.12%, 250=69.88%, 500=26.99% lat (msec) : 750=2.93% cpu : usr=0.17%, sys=0.64%, ctx=2296, majf=0, minf=28 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=2099: Thu Apr 4 19:13:17 2024 write: IOPS=66, BW=266KiB/s (273kB/s)(10.0MiB/38475msec) slat (usec): min=13, max=851, avg=86.58, stdev=65.69 clat (msec): min=19, max=699, avg=240.14, stdev=98.90 lat (msec): min=19, max=699, avg=240.22, stdev=98.91 clat percentiles (msec): | 1.00th=[ 122], 5.00th=[ 142], 10.00th=[ 153], 20.00th=[ 171], | 30.00th=[ 184], 40.00th=[ 199], 50.00th=[ 213], 60.00th=[ 230], | 70.00th=[ 249], 80.00th=[ 284], 90.00th=[ 380], 95.00th=[ 451], | 99.00th=[ 642], 99.50th=[ 659], 99.90th=[ 676], 99.95th=[ 701], | 99.99th=[ 701] bw ( KiB/s): min= 80, max= 488, per=25.03%, avg=265.80, stdev=89.80, samples=76 iops : min= 20, max= 122, avg=66.38, stdev=22.47, samples=76 lat (msec) : 20=0.04%, 50=0.12%, 100=0.23%, 250=70.00%, 500=26.52% lat (msec) : 750=3.09% cpu : usr=0.12%, sys=0.67%, ctx=2519, 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=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=1063KiB/s (1088kB/s), 266KiB/s-266KiB/s (272kB/s-273kB/s), io=40.0MiB (41.9MB), run=38475-38534msec 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=2140: Thu Apr 4 19:13:40 2024 read: IOPS=55, BW=223KiB/s (228kB/s)(5048KiB/22662msec) slat (usec): min=744, max=4557, avg=1497.90, stdev=451.56 clat (msec): min=14, max=235, avg=93.47, stdev=20.97 lat (msec): min=16, max=237, avg=94.97, stdev=21.06 clat percentiles (msec): | 1.00th=[ 32], 5.00th=[ 66], 10.00th=[ 70], 20.00th=[ 78], | 30.00th=[ 84], 40.00th=[ 88], 50.00th=[ 93], 60.00th=[ 99], | 70.00th=[ 103], 80.00th=[ 110], 90.00th=[ 120], 95.00th=[ 127], | 99.00th=[ 138], 99.50th=[ 142], 99.90th=[ 234], 99.95th=[ 236], | 99.99th=[ 236] bw ( KiB/s): min= 119, max= 328, per=25.25%, avg=223.49, stdev=48.44, samples=45 iops : min= 29, max= 82, avg=55.76, stdev=12.15, samples=45 write: IOPS=57, BW=229KiB/s (235kB/s)(5192KiB/22662msec) slat (usec): min=14, max=3110, avg=77.21, stdev=104.32 clat (msec): min=63, max=386, avg=186.58, stdev=49.10 lat (msec): min=63, max=386, avg=186.65, stdev=49.10 clat percentiles (msec): | 1.00th=[ 91], 5.00th=[ 114], 10.00th=[ 126], 20.00th=[ 144], | 30.00th=[ 157], 40.00th=[ 171], 50.00th=[ 184], 60.00th=[ 199], | 70.00th=[ 211], 80.00th=[ 230], 90.00th=[ 251], 95.00th=[ 271], | 99.00th=[ 309], 99.50th=[ 326], 99.90th=[ 384], 99.95th=[ 388], | 99.99th=[ 388] bw ( KiB/s): min= 160, max= 328, per=24.83%, avg=228.64, stdev=42.06, samples=45 iops : min= 40, max= 82, avg=57.04, stdev=10.56, samples=45 lat (msec) : 20=0.39%, 50=0.20%, 100=32.38%, 250=61.64%, 500=5.39% cpu : usr=0.20%, sys=1.46%, ctx=2975, majf=0, minf=33 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=2141: Thu Apr 4 19:13:40 2024 read: IOPS=54, BW=220KiB/s (225kB/s)(4976KiB/22662msec) slat (usec): min=779, max=4224, avg=1524.02, stdev=470.45 clat (usec): min=1499, max=147119, avg=94405.42, stdev=19914.40 lat (msec): min=3, max=148, avg=95.93, stdev=20.00 clat percentiles (msec): | 1.00th=[ 53], 5.00th=[ 66], 10.00th=[ 71], 20.00th=[ 78], | 30.00th=[ 84], 40.00th=[ 89], 50.00th=[ 95], 60.00th=[ 100], | 70.00th=[ 106], 80.00th=[ 111], 90.00th=[ 121], 95.00th=[ 127], | 99.00th=[ 138], 99.50th=[ 142], 99.90th=[ 146], 99.95th=[ 148], | 99.99th=[ 148] bw ( KiB/s): min= 111, max= 295, per=24.67%, avg=218.36, stdev=43.34, samples=45 iops : min= 27, max= 73, avg=54.49, stdev=10.84, samples=45 write: IOPS=58, BW=232KiB/s (238kB/s)(5264KiB/22662msec) slat (usec): min=13, max=2131, avg=75.08, stdev=70.03 clat (msec): min=53, max=331, avg=184.56, stdev=48.68 lat (msec): min=53, max=331, avg=184.63, stdev=48.68 clat percentiles (msec): | 1.00th=[ 75], 5.00th=[ 108], 10.00th=[ 122], 20.00th=[ 144], | 30.00th=[ 159], 40.00th=[ 169], 50.00th=[ 184], 60.00th=[ 194], | 70.00th=[ 209], 80.00th=[ 228], 90.00th=[ 247], 95.00th=[ 271], | 99.00th=[ 305], 99.50th=[ 317], 99.90th=[ 330], 99.95th=[ 334], | 99.99th=[ 334] bw ( KiB/s): min= 112, max= 344, per=25.10%, avg=231.16, stdev=44.96, samples=45 iops : min= 28, max= 86, avg=57.69, stdev=11.25, samples=45 lat (msec) : 2=0.04%, 4=0.12%, 20=0.23%, 50=0.08%, 100=30.20% lat (msec) : 250=64.69%, 500=4.65% cpu : usr=0.24%, sys=1.41%, ctx=3018, 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=2142: Thu Apr 4 19:13:40 2024 read: IOPS=55, BW=221KiB/s (226kB/s)(4984KiB/22599msec) slat (usec): min=13, max=4262, avg=1474.32, stdev=457.02 clat (usec): min=1900, max=277726, avg=92309.44, stdev=21936.78 lat (usec): min=1913, max=278980, avg=93785.94, stdev=22037.64 clat percentiles (msec): | 1.00th=[ 17], 5.00th=[ 64], 10.00th=[ 70], 20.00th=[ 77], | 30.00th=[ 82], 40.00th=[ 88], 50.00th=[ 93], 60.00th=[ 97], | 70.00th=[ 102], 80.00th=[ 109], 90.00th=[ 118], 95.00th=[ 127], | 99.00th=[ 138], 99.50th=[ 144], 99.90th=[ 259], 99.95th=[ 279], | 99.99th=[ 279] bw ( KiB/s): min= 88, max= 408, per=24.97%, avg=221.00, stdev=65.70, samples=45 iops : min= 22, max= 102, avg=55.13, stdev=16.45, samples=45 write: IOPS=58, BW=233KiB/s (238kB/s)(5256KiB/22599msec) slat (usec): min=13, max=660, avg=74.18, stdev=45.44 clat (msec): min=18, max=376, avg=185.95, stdev=50.83 lat (msec): min=18, max=376, avg=186.03, stdev=50.84 clat percentiles (msec): | 1.00th=[ 81], 5.00th=[ 109], 10.00th=[ 125], 20.00th=[ 142], | 30.00th=[ 159], 40.00th=[ 174], 50.00th=[ 184], 60.00th=[ 197], | 70.00th=[ 211], 80.00th=[ 228], 90.00th=[ 251], 95.00th=[ 271], | 99.00th=[ 321], 99.50th=[ 330], 99.90th=[ 376], 99.95th=[ 376], | 99.99th=[ 376] bw ( KiB/s): min= 143, max= 336, per=25.10%, avg=231.13, stdev=41.79, samples=45 iops : min= 35, max= 84, avg=57.67, stdev=10.52, samples=45 lat (msec) : 2=0.04%, 4=0.16%, 10=0.08%, 20=0.43%, 50=0.70% lat (msec) : 100=32.93%, 250=60.31%, 500=5.35% cpu : usr=0.24%, sys=1.40%, ctx=3038, 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=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=2143: Thu Apr 4 19:13:40 2024 read: IOPS=55, BW=223KiB/s (229kB/s)(5060KiB/22662msec) slat (usec): min=764, max=3976, avg=1490.86, stdev=437.95 clat (msec): min=2, max=248, avg=94.08, stdev=21.04 lat (msec): min=4, max=249, avg=95.58, stdev=21.12 clat percentiles (msec): | 1.00th=[ 18], 5.00th=[ 66], 10.00th=[ 70], 20.00th=[ 78], | 30.00th=[ 84], 40.00th=[ 89], 50.00th=[ 94], 60.00th=[ 100], | 70.00th=[ 105], 80.00th=[ 112], 90.00th=[ 120], 95.00th=[ 128], | 99.00th=[ 138], 99.50th=[ 142], 99.90th=[ 220], 99.95th=[ 249], | 99.99th=[ 249] bw ( KiB/s): min= 111, max= 344, per=25.34%, avg=224.29, stdev=53.81, samples=45 iops : min= 27, max= 86, avg=56.02, stdev=13.44, samples=45 write: IOPS=57, BW=229KiB/s (234kB/s)(5180KiB/22662msec) slat (usec): min=13, max=490, avg=73.50, stdev=45.96 clat (msec): min=57, max=358, avg=186.27, stdev=49.11 lat (msec): min=57, max=358, avg=186.35, stdev=49.11 clat percentiles (msec): | 1.00th=[ 87], 5.00th=[ 110], 10.00th=[ 127], 20.00th=[ 144], | 30.00th=[ 159], 40.00th=[ 174], 50.00th=[ 184], 60.00th=[ 197], | 70.00th=[ 209], 80.00th=[ 226], 90.00th=[ 251], 95.00th=[ 279], | 99.00th=[ 317], 99.50th=[ 321], 99.90th=[ 342], 99.95th=[ 359], | 99.99th=[ 359] bw ( KiB/s): min= 136, max= 296, per=24.68%, avg=227.31, stdev=39.74, samples=45 iops : min= 34, max= 74, avg=56.78, stdev= 9.92, samples=45 lat (msec) : 4=0.08%, 20=0.47%, 50=0.20%, 100=31.45%, 250=62.54% lat (msec) : 500=5.27% cpu : usr=0.17%, sys=1.46%, ctx=2948, 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=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=886KiB/s (907kB/s), 220KiB/s-223KiB/s (225kB/s-229kB/s), io=19.6MiB (20.5MB), run=22599-22662msec WRITE: bw=922KiB/s (944kB/s), 229KiB/s-233KiB/s (234kB/s-238kB/s), io=20.4MiB (21.4MB), run=22599-22662msec 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=2165: Thu Apr 4 19:13:42 2024 read: IOPS=9, BW=370MiB/s (388MB/s)(40.0MiB/108msec) slat (nsec): min=10202k, max=10202k, avg=10202102.00, stdev= 0.00 clat (nsec): min=96761k, max=96761k, avg=96760737.00, stdev= 0.00 lat (nsec): min=106986k, max=106986k, avg=106985974.00, stdev= 0.00 clat percentiles (usec): | 1.00th=[96994], 5.00th=[96994], 10.00th=[96994], 20.00th=[96994], | 30.00th=[96994], 40.00th=[96994], 50.00th=[96994], 60.00th=[96994], | 70.00th=[96994], 80.00th=[96994], 90.00th=[96994], 95.00th=[96994], | 99.00th=[96994], 99.50th=[96994], 99.90th=[96994], 99.95th=[96994], | 99.99th=[96994] lat (msec) : 100=100.00% cpu : usr=0.00%, sys=9.35%, ctx=4, 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=370MiB/s (388MB/s), 370MiB/s-370MiB/s (388MB/s-388MB/s), io=40.0MiB (41.9MB), run=108-108msec 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