== sanity test 398c: run fio to test AIO ================= 18:31:27 (1748989887) /usr/bin/fio debug=0 40+0 records in 40+0 records out 41943040 bytes (42 MB) copied, 0.115067 s, 365 MB/s osc.lustre-OST0000-osc-ffff88012c130000.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=3879: Tue Jun 3 18:31:52 2025 write: IOPS=112, BW=451KiB/s (462kB/s)(10.0MiB/22693msec) slat (usec): min=12, max=1844, avg=66.36, stdev=63.33 clat (msec): min=19, max=276, avg=141.68, stdev=25.99 lat (msec): min=19, max=276, avg=141.74, stdev=25.99 clat percentiles (msec): | 1.00th=[ 81], 5.00th=[ 100], 10.00th=[ 109], 20.00th=[ 122], | 30.00th=[ 129], 40.00th=[ 138], 50.00th=[ 142], 60.00th=[ 148], | 70.00th=[ 157], 80.00th=[ 163], 90.00th=[ 174], 95.00th=[ 182], | 99.00th=[ 203], 99.50th=[ 220], 99.90th=[ 257], 99.95th=[ 268], | 99.99th=[ 275] bw ( KiB/s): min= 384, max= 624, per=25.08%, avg=451.49, stdev=50.77, samples=45 iops : min= 96, max= 156, avg=112.82, stdev=12.72, samples=45 lat (msec) : 20=0.04%, 50=0.08%, 100=4.96%, 250=94.80%, 500=0.12% cpu : usr=0.26%, sys=0.87%, ctx=1841, 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=3880: Tue Jun 3 18:31:52 2025 write: IOPS=112, BW=450KiB/s (461kB/s)(10.0MiB/22754msec) slat (usec): min=12, max=1871, avg=67.51, stdev=72.80 clat (msec): min=59, max=269, avg=142.03, stdev=25.49 lat (msec): min=59, max=269, avg=142.10, stdev=25.49 clat percentiles (msec): | 1.00th=[ 81], 5.00th=[ 101], 10.00th=[ 110], 20.00th=[ 121], | 30.00th=[ 129], 40.00th=[ 136], 50.00th=[ 142], 60.00th=[ 150], | 70.00th=[ 157], 80.00th=[ 163], 90.00th=[ 174], 95.00th=[ 182], | 99.00th=[ 203], 99.50th=[ 209], 99.90th=[ 253], 99.95th=[ 262], | 99.99th=[ 271] bw ( KiB/s): min= 384, max= 640, per=25.00%, avg=449.91, stdev=46.13, samples=45 iops : min= 96, max= 160, avg=112.44, stdev=11.54, samples=45 lat (msec) : 100=5.08%, 250=94.80%, 500=0.12% cpu : usr=0.24%, sys=0.88%, ctx=1897, 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=3881: Tue Jun 3 18:31:52 2025 write: IOPS=112, BW=450KiB/s (461kB/s)(10.0MiB/22754msec) slat (usec): min=12, max=1357, avg=64.51, stdev=52.87 clat (msec): min=38, max=223, avg=142.06, stdev=25.19 lat (msec): min=38, max=223, avg=142.12, stdev=25.20 clat percentiles (msec): | 1.00th=[ 81], 5.00th=[ 100], 10.00th=[ 110], 20.00th=[ 122], | 30.00th=[ 129], 40.00th=[ 138], 50.00th=[ 144], 60.00th=[ 150], | 70.00th=[ 157], 80.00th=[ 163], 90.00th=[ 174], 95.00th=[ 182], | 99.00th=[ 203], 99.50th=[ 211], 99.90th=[ 220], 99.95th=[ 222], | 99.99th=[ 224] bw ( KiB/s): min= 383, max= 640, per=24.93%, avg=448.82, stdev=47.62, samples=45 iops : min= 95, max= 160, avg=112.16, stdev=11.94, samples=45 lat (msec) : 50=0.04%, 100=5.08%, 250=94.88% cpu : usr=0.22%, sys=0.86%, ctx=1882, 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=3882: Tue Jun 3 18:31:52 2025 write: IOPS=112, BW=450KiB/s (461kB/s)(10.0MiB/22754msec) slat (usec): min=12, max=4184, avg=68.04, stdev=94.14 clat (msec): min=59, max=260, avg=142.04, stdev=25.48 lat (msec): min=59, max=261, avg=142.11, stdev=25.48 clat percentiles (msec): | 1.00th=[ 81], 5.00th=[ 100], 10.00th=[ 109], 20.00th=[ 122], | 30.00th=[ 130], 40.00th=[ 138], 50.00th=[ 144], 60.00th=[ 148], | 70.00th=[ 155], 80.00th=[ 163], 90.00th=[ 174], 95.00th=[ 182], | 99.00th=[ 205], 99.50th=[ 211], 99.90th=[ 253], 99.95th=[ 262], | 99.99th=[ 262] bw ( KiB/s): min= 384, max= 640, per=25.00%, avg=449.93, stdev=47.46, samples=45 iops : min= 96, max= 160, avg=112.47, stdev=11.87, samples=45 lat (msec) : 100=5.31%, 250=94.57%, 500=0.12% cpu : usr=0.22%, sys=0.94%, ctx=1929, 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 Run status group 0 (all jobs): WRITE: bw=1800KiB/s (1843kB/s), 450KiB/s-451KiB/s (461kB/s-462kB/s), io=40.0MiB (41.9MB), run=22693-22754msec 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=3910: Tue Jun 3 18:32:07 2025 read: IOPS=85, BW=342KiB/s (351kB/s)(5048KiB/14740msec) slat (usec): min=494, max=3029, avg=790.17, stdev=189.81 clat (usec): min=822, max=96629, avg=61914.45, stdev=11165.22 lat (usec): min=1669, max=97800, avg=62706.46, stdev=11188.00 clat percentiles (usec): | 1.00th=[38011], 5.00th=[44303], 10.00th=[49546], 20.00th=[53216], | 30.00th=[56361], 40.00th=[59507], 50.00th=[61604], 60.00th=[64226], | 70.00th=[67634], 80.00th=[70779], 90.00th=[76022], 95.00th=[79168], | 99.00th=[90702], 99.50th=[93848], 99.90th=[95945], 99.95th=[96994], | 99.99th=[96994] bw ( KiB/s): min= 200, max= 472, per=25.04%, avg=340.83, stdev=60.55, samples=29 iops : min= 50, max= 118, avg=85.10, stdev=15.10, samples=29 write: IOPS=88, BW=352KiB/s (361kB/s)(5192KiB/14740msec) slat (usec): min=12, max=245, avg=52.65, stdev=28.85 clat (msec): min=28, max=212, avg=120.43, stdev=25.51 lat (msec): min=28, max=212, avg=120.48, stdev=25.50 clat percentiles (msec): | 1.00th=[ 72], 5.00th=[ 82], 10.00th=[ 89], 20.00th=[ 97], | 30.00th=[ 106], 40.00th=[ 112], 50.00th=[ 120], 60.00th=[ 127], | 70.00th=[ 136], 80.00th=[ 142], 90.00th=[ 153], 95.00th=[ 163], | 99.00th=[ 184], 99.50th=[ 201], 99.90th=[ 211], 99.95th=[ 213], | 99.99th=[ 213] bw ( KiB/s): min= 256, max= 431, per=24.73%, avg=350.48, stdev=35.88, samples=29 iops : min= 64, max= 107, avg=87.52, stdev= 8.95, samples=29 lat (usec) : 1000=0.04% lat (msec) : 10=0.12%, 20=0.12%, 50=5.08%, 100=55.27%, 250=39.38% cpu : usr=0.24%, sys=1.61%, ctx=3213, 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=3911: Tue Jun 3 18:32:07 2025 read: IOPS=84, BW=338KiB/s (346kB/s)(4976KiB/14712msec) slat (usec): min=387, max=3108, avg=788.43, stdev=197.16 clat (usec): min=954, max=155499, avg=61635.40, stdev=12804.83 lat (usec): min=1858, max=156236, avg=62425.64, stdev=12817.29 clat percentiles (msec): | 1.00th=[ 12], 5.00th=[ 44], 10.00th=[ 49], 20.00th=[ 53], | 30.00th=[ 56], 40.00th=[ 59], 50.00th=[ 62], 60.00th=[ 65], | 70.00th=[ 68], 80.00th=[ 71], 90.00th=[ 77], 95.00th=[ 81], | 99.00th=[ 95], 99.50th=[ 102], 99.90th=[ 146], 99.95th=[ 157], | 99.99th=[ 157] bw ( KiB/s): min= 232, max= 440, per=24.80%, avg=337.52, stdev=55.96, samples=29 iops : min= 58, max= 110, avg=84.28, stdev=13.98, samples=29 write: IOPS=89, BW=358KiB/s (366kB/s)(5264KiB/14712msec) slat (usec): min=13, max=225, avg=51.18, stdev=26.35 clat (msec): min=47, max=213, avg=119.60, stdev=25.47 lat (msec): min=47, max=213, avg=119.65, stdev=25.47 clat percentiles (msec): | 1.00th=[ 72], 5.00th=[ 83], 10.00th=[ 89], 20.00th=[ 97], | 30.00th=[ 104], 40.00th=[ 111], 50.00th=[ 118], 60.00th=[ 126], | 70.00th=[ 133], 80.00th=[ 142], 90.00th=[ 153], 95.00th=[ 161], | 99.00th=[ 186], 99.50th=[ 201], 99.90th=[ 213], 99.95th=[ 213], | 99.99th=[ 213] bw ( KiB/s): min= 264, max= 440, per=25.24%, avg=357.66, stdev=40.79, samples=29 iops : min= 66, max= 110, avg=89.31, stdev=10.12, samples=29 lat (usec) : 1000=0.04% lat (msec) : 2=0.04%, 4=0.04%, 10=0.16%, 20=0.27%, 50=5.98% lat (msec) : 100=54.22%, 250=39.26% cpu : usr=0.23%, sys=1.60%, ctx=3220, 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=3912: Tue Jun 3 18:32:07 2025 read: IOPS=84, BW=339KiB/s (347kB/s)(4984KiB/14702msec) slat (usec): min=20, max=2981, avg=780.69, stdev=219.95 clat (usec): min=863, max=157587, avg=61554.12, stdev=12461.23 lat (usec): min=1736, max=158374, avg=62336.58, stdev=12493.31 clat percentiles (msec): | 1.00th=[ 32], 5.00th=[ 44], 10.00th=[ 48], 20.00th=[ 53], | 30.00th=[ 56], 40.00th=[ 59], 50.00th=[ 62], 60.00th=[ 64], | 70.00th=[ 68], 80.00th=[ 71], 90.00th=[ 77], 95.00th=[ 81], | 99.00th=[ 88], 99.50th=[ 99], 99.90th=[ 146], 99.95th=[ 159], | 99.99th=[ 159] bw ( KiB/s): min= 232, max= 472, per=25.04%, avg=340.83, stdev=61.43, samples=29 iops : min= 58, max= 118, avg=85.10, stdev=15.33, samples=29 write: IOPS=89, BW=358KiB/s (366kB/s)(5256KiB/14702msec) slat (usec): min=12, max=312, avg=51.08, stdev=27.53 clat (msec): min=20, max=221, avg=119.69, stdev=26.42 lat (msec): min=20, max=222, avg=119.74, stdev=26.42 clat percentiles (msec): | 1.00th=[ 67], 5.00th=[ 81], 10.00th=[ 88], 20.00th=[ 97], | 30.00th=[ 106], 40.00th=[ 112], 50.00th=[ 118], 60.00th=[ 126], | 70.00th=[ 133], 80.00th=[ 142], 90.00th=[ 155], 95.00th=[ 163], | 99.00th=[ 192], 99.50th=[ 209], 99.90th=[ 215], 99.95th=[ 222], | 99.99th=[ 222] bw ( KiB/s): min= 288, max= 472, per=25.16%, avg=356.55, stdev=46.02, samples=29 iops : min= 72, max= 118, avg=89.03, stdev=11.46, samples=29 lat (usec) : 1000=0.04% lat (msec) : 2=0.04%, 4=0.08%, 10=0.12%, 20=0.16%, 50=6.33% lat (msec) : 100=53.40%, 250=39.84% cpu : usr=0.27%, sys=1.59%, ctx=2944, 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=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=3913: Tue Jun 3 18:32:07 2025 read: IOPS=85, BW=344KiB/s (352kB/s)(5060KiB/14730msec) slat (usec): min=451, max=2451, avg=787.64, stdev=184.39 clat (usec): min=796, max=98948, avg=62078.89, stdev=11882.35 lat (usec): min=1619, max=100240, avg=62868.33, stdev=11904.12 clat percentiles (usec): | 1.00th=[15795], 5.00th=[44827], 10.00th=[49546], 20.00th=[52691], | 30.00th=[56361], 40.00th=[59507], 50.00th=[62129], 60.00th=[64750], | 70.00th=[68682], 80.00th=[70779], 90.00th=[76022], 95.00th=[80217], | 99.00th=[92799], 99.50th=[96994], 99.90th=[99091], 99.95th=[99091], | 99.99th=[99091] bw ( KiB/s): min= 208, max= 472, per=25.29%, avg=344.24, stdev=65.05, samples=29 iops : min= 52, max= 118, avg=86.03, stdev=16.22, samples=29 write: IOPS=87, BW=352KiB/s (360kB/s)(5180KiB/14730msec) slat (usec): min=12, max=240, avg=50.96, stdev=24.81 clat (msec): min=39, max=204, avg=120.29, stdev=25.66 lat (msec): min=39, max=204, avg=120.34, stdev=25.66 clat percentiles (msec): | 1.00th=[ 70], 5.00th=[ 81], 10.00th=[ 88], 20.00th=[ 97], | 30.00th=[ 106], 40.00th=[ 113], 50.00th=[ 120], 60.00th=[ 126], | 70.00th=[ 134], 80.00th=[ 144], 90.00th=[ 153], 95.00th=[ 163], | 99.00th=[ 188], 99.50th=[ 199], 99.90th=[ 203], 99.95th=[ 205], | 99.99th=[ 205] bw ( KiB/s): min= 296, max= 400, per=24.72%, avg=350.31, stdev=28.55, samples=29 iops : min= 74, max= 100, avg=87.55, stdev= 7.14, samples=29 lat (usec) : 1000=0.04% lat (msec) : 10=0.12%, 20=0.35%, 50=5.08%, 100=55.62%, 250=38.79% cpu : usr=0.24%, sys=1.61%, ctx=3102, 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=1361KiB/s (1394kB/s), 338KiB/s-344KiB/s (346kB/s-352kB/s), io=19.6MiB (20.5MB), run=14702-14740msec WRITE: bw=1417KiB/s (1451kB/s), 352KiB/s-358KiB/s (360kB/s-366kB/s), io=20.4MiB (21.4MB), run=14702-14740msec 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=3929: Tue Jun 3 18:32:09 2025 read: IOPS=11, BW=449MiB/s (471MB/s)(40.0MiB/89msec) slat (nsec): min=7098.2k, max=7098.2k, avg=7098171.00, stdev= 0.00 clat (nsec): min=77303k, max=77303k, avg=77303125.00, stdev= 0.00 lat (nsec): min=84418k, max=84418k, avg=84418476.00, stdev= 0.00 clat percentiles (usec): | 1.00th=[77071], 5.00th=[77071], 10.00th=[77071], 20.00th=[77071], | 30.00th=[77071], 40.00th=[77071], 50.00th=[77071], 60.00th=[77071], | 70.00th=[77071], 80.00th=[77071], 90.00th=[77071], 95.00th=[77071], | 99.00th=[77071], 99.50th=[77071], 99.90th=[77071], 99.95th=[77071], | 99.99th=[77071] lat (msec) : 100=100.00% cpu : usr=0.00%, sys=7.95%, ctx=14, 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=449MiB/s (471MB/s), 449MiB/s-449MiB/s (471MB/s-471MB/s), io=40.0MiB (41.9MB), run=89-89msec debug=super ioctl neterror warning dlmtrace error emerg ha rpctrace vfstrace config console lfsck