== sanity test 398c: run fio to test AIO ================= 13:37:07 (1714412227) /usr/bin/fio debug=0 40+0 records in 40+0 records out 41943040 bytes (42 MB) copied, 0.0994385 s, 422 MB/s osc.lustre-OST0000-osc-ffff8800a7b31000.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=25013: Mon Apr 29 13:38:04 2024 write: IOPS=46, BW=185KiB/s (190kB/s)(10.0MiB/55314msec) slat (usec): min=11, max=1453, avg=93.33, stdev=93.21 clat (msec): min=33, max=708, avg=345.13, stdev=86.31 lat (msec): min=34, max=708, avg=345.22, stdev=86.32 clat percentiles (msec): | 1.00th=[ 201], 5.00th=[ 226], 10.00th=[ 249], 20.00th=[ 275], | 30.00th=[ 292], 40.00th=[ 313], 50.00th=[ 334], 60.00th=[ 355], | 70.00th=[ 380], 80.00th=[ 409], 90.00th=[ 456], 95.00th=[ 498], | 99.00th=[ 634], 99.50th=[ 676], 99.90th=[ 701], 99.95th=[ 709], | 99.99th=[ 709] bw ( KiB/s): min= 87, max= 280, per=24.97%, avg=184.55, stdev=41.21, samples=110 iops : min= 21, max= 70, avg=46.06, stdev=10.35, samples=110 lat (msec) : 50=0.12%, 100=0.08%, 250=10.08%, 500=84.96%, 750=4.77% cpu : usr=0.13%, sys=0.57%, ctx=1824, 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=25014: Mon Apr 29 13:38:04 2024 write: IOPS=46, BW=185KiB/s (189kB/s)(10.0MiB/55335msec) slat (usec): min=14, max=1200, avg=94.01, stdev=98.53 clat (msec): min=58, max=731, avg=345.23, stdev=88.01 lat (msec): min=58, max=732, avg=345.33, stdev=88.02 clat percentiles (msec): | 1.00th=[ 190], 5.00th=[ 224], 10.00th=[ 245], 20.00th=[ 275], | 30.00th=[ 292], 40.00th=[ 317], 50.00th=[ 334], 60.00th=[ 355], | 70.00th=[ 380], 80.00th=[ 414], 90.00th=[ 460], 95.00th=[ 502], | 99.00th=[ 634], 99.50th=[ 676], 99.90th=[ 709], 99.95th=[ 735], | 99.99th=[ 735] bw ( KiB/s): min= 79, max= 264, per=24.99%, avg=184.65, stdev=44.43, samples=110 iops : min= 19, max= 66, avg=46.05, stdev=11.13, samples=110 lat (msec) : 100=0.16%, 250=11.13%, 500=83.67%, 750=5.04% cpu : usr=0.14%, sys=0.58%, ctx=1783, 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=25015: Mon Apr 29 13:38:04 2024 write: IOPS=46, BW=185KiB/s (189kB/s)(10.0MiB/55395msec) slat (usec): min=13, max=1609, avg=94.13, stdev=101.96 clat (msec): min=68, max=730, avg=345.65, stdev=85.17 lat (msec): min=68, max=730, avg=345.75, stdev=85.17 clat percentiles (msec): | 1.00th=[ 205], 5.00th=[ 232], 10.00th=[ 253], 20.00th=[ 275], | 30.00th=[ 296], 40.00th=[ 317], 50.00th=[ 334], 60.00th=[ 355], | 70.00th=[ 380], 80.00th=[ 409], 90.00th=[ 451], 95.00th=[ 502], | 99.00th=[ 642], 99.50th=[ 676], 99.90th=[ 709], 99.95th=[ 709], | 99.99th=[ 735] bw ( KiB/s): min= 79, max= 264, per=24.87%, avg=183.77, stdev=40.97, samples=110 iops : min= 19, max= 66, avg=45.83, stdev=10.25, samples=110 lat (msec) : 100=0.04%, 250=8.98%, 500=85.98%, 750=5.00% cpu : usr=0.16%, sys=0.52%, ctx=1980, 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=25016: Mon Apr 29 13:38:04 2024 write: IOPS=46, BW=185KiB/s (189kB/s)(10.0MiB/55369msec) slat (usec): min=13, max=1431, avg=91.99, stdev=93.83 clat (msec): min=32, max=702, avg=345.48, stdev=85.13 lat (msec): min=33, max=703, avg=345.58, stdev=85.13 clat percentiles (msec): | 1.00th=[ 207], 5.00th=[ 232], 10.00th=[ 251], 20.00th=[ 275], | 30.00th=[ 292], 40.00th=[ 317], 50.00th=[ 334], 60.00th=[ 351], | 70.00th=[ 380], 80.00th=[ 409], 90.00th=[ 451], 95.00th=[ 498], | 99.00th=[ 634], 99.50th=[ 676], 99.90th=[ 701], 99.95th=[ 701], | 99.99th=[ 701] bw ( KiB/s): min= 88, max= 264, per=24.95%, avg=184.41, stdev=40.20, samples=110 iops : min= 22, max= 66, avg=46.03, stdev=10.07, samples=110 lat (msec) : 50=0.04%, 250=9.84%, 500=85.31%, 750=4.80% cpu : usr=0.04%, sys=0.65%, ctx=1995, 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=739KiB/s (757kB/s), 185KiB/s-185KiB/s (189kB/s-190kB/s), io=40.0MiB (41.9MB), run=55314-55395msec 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=25070: Mon Apr 29 13:38:40 2024 read: IOPS=36, BW=147KiB/s (151kB/s)(5048KiB/34243msec) slat (usec): min=18, max=7987, avg=2300.11, stdev=925.24 clat (msec): min=2, max=258, avg=139.26, stdev=36.52 lat (msec): min=5, max=262, avg=141.56, stdev=36.82 clat percentiles (msec): | 1.00th=[ 60], 5.00th=[ 90], 10.00th=[ 100], 20.00th=[ 110], | 30.00th=[ 120], 40.00th=[ 129], 50.00th=[ 136], 60.00th=[ 144], | 70.00th=[ 155], 80.00th=[ 167], 90.00th=[ 186], 95.00th=[ 205], | 99.00th=[ 245], 99.50th=[ 247], 99.90th=[ 259], 99.95th=[ 259], | 99.99th=[ 259] bw ( KiB/s): min= 63, max= 264, per=25.11%, avg=146.87, stdev=42.02, samples=68 iops : min= 15, max= 66, avg=36.57, stdev=10.60, samples=68 write: IOPS=37, BW=152KiB/s (155kB/s)(5192KiB/34243msec) slat (usec): min=15, max=2267, avg=97.50, stdev=128.05 clat (msec): min=41, max=674, avg=284.22, stdev=83.53 lat (msec): min=41, max=675, avg=284.32, stdev=83.54 clat percentiles (msec): | 1.00th=[ 129], 5.00th=[ 167], 10.00th=[ 188], 20.00th=[ 218], | 30.00th=[ 239], 40.00th=[ 259], 50.00th=[ 275], 60.00th=[ 292], | 70.00th=[ 313], 80.00th=[ 342], 90.00th=[ 401], 95.00th=[ 443], | 99.00th=[ 527], 99.50th=[ 584], 99.90th=[ 676], 99.95th=[ 676], | 99.99th=[ 676] bw ( KiB/s): min= 71, max= 240, per=24.75%, avg=150.75, stdev=36.41, samples=68 iops : min= 17, max= 60, avg=37.54, stdev= 9.19, samples=68 lat (msec) : 4=0.08%, 10=0.04%, 20=0.04%, 50=0.35%, 100=5.12% lat (msec) : 250=61.33%, 500=32.19%, 750=0.86% cpu : usr=0.41%, sys=1.31%, ctx=3054, 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=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=25071: Mon Apr 29 13:38:40 2024 read: IOPS=36, BW=145KiB/s (149kB/s)(4976KiB/34218msec) slat (usec): min=25, max=8837, avg=2356.51, stdev=941.06 clat (msec): min=4, max=299, avg=139.29, stdev=36.22 lat (msec): min=6, max=301, avg=141.66, stdev=36.52 clat percentiles (msec): | 1.00th=[ 65], 5.00th=[ 89], 10.00th=[ 100], 20.00th=[ 110], | 30.00th=[ 121], 40.00th=[ 129], 50.00th=[ 136], 60.00th=[ 144], | 70.00th=[ 155], 80.00th=[ 167], 90.00th=[ 188], 95.00th=[ 203], | 99.00th=[ 232], 99.50th=[ 239], 99.90th=[ 296], 99.95th=[ 300], | 99.99th=[ 300] bw ( KiB/s): min= 55, max= 240, per=24.78%, avg=144.99, stdev=46.08, samples=68 iops : min= 13, max= 60, avg=36.10, stdev=11.60, samples=68 write: IOPS=38, BW=154KiB/s (158kB/s)(5264KiB/34218msec) slat (usec): min=12, max=1316, avg=94.29, stdev=104.29 clat (msec): min=20, max=705, avg=281.84, stdev=88.47 lat (msec): min=20, max=706, avg=281.94, stdev=88.48 clat percentiles (msec): | 1.00th=[ 118], 5.00th=[ 161], 10.00th=[ 184], 20.00th=[ 211], | 30.00th=[ 234], 40.00th=[ 255], 50.00th=[ 275], 60.00th=[ 292], | 70.00th=[ 313], 80.00th=[ 342], 90.00th=[ 397], 95.00th=[ 443], | 99.00th=[ 567], 99.50th=[ 609], 99.90th=[ 651], 99.95th=[ 709], | 99.99th=[ 709] bw ( KiB/s): min= 72, max= 304, per=25.18%, avg=153.34, stdev=41.86, samples=68 iops : min= 18, max= 76, avg=38.19, stdev=10.52, samples=68 lat (msec) : 10=0.04%, 20=0.04%, 50=0.59%, 100=4.88%, 250=62.27% lat (msec) : 500=31.17%, 750=1.02% cpu : usr=0.44%, sys=1.26%, ctx=3141, 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=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=25072: Mon Apr 29 13:38:40 2024 read: IOPS=36, BW=145KiB/s (149kB/s)(4984KiB/34280msec) slat (usec): min=23, max=8468, avg=2264.04, stdev=901.92 clat (msec): min=15, max=258, avg=138.05, stdev=35.31 lat (msec): min=17, max=262, avg=140.31, stdev=35.60 clat percentiles (msec): | 1.00th=[ 74], 5.00th=[ 88], 10.00th=[ 99], 20.00th=[ 109], | 30.00th=[ 117], 40.00th=[ 127], 50.00th=[ 136], 60.00th=[ 144], | 70.00th=[ 155], 80.00th=[ 167], 90.00th=[ 184], 95.00th=[ 201], | 99.00th=[ 234], 99.50th=[ 247], 99.90th=[ 249], 99.95th=[ 259], | 99.99th=[ 259] bw ( KiB/s): min= 47, max= 288, per=24.78%, avg=144.99, stdev=49.69, samples=68 iops : min= 11, max= 72, avg=36.10, stdev=12.52, samples=68 write: IOPS=38, BW=153KiB/s (157kB/s)(5256KiB/34280msec) slat (usec): min=17, max=1880, avg=93.88, stdev=112.28 clat (msec): min=41, max=622, avg=284.18, stdev=88.09 lat (msec): min=41, max=622, avg=284.27, stdev=88.09 clat percentiles (msec): | 1.00th=[ 120], 5.00th=[ 157], 10.00th=[ 186], 20.00th=[ 218], | 30.00th=[ 239], 40.00th=[ 257], 50.00th=[ 275], 60.00th=[ 292], | 70.00th=[ 317], 80.00th=[ 342], 90.00th=[ 397], 95.00th=[ 447], | 99.00th=[ 584], 99.50th=[ 600], 99.90th=[ 625], 99.95th=[ 625], | 99.99th=[ 625] bw ( KiB/s): min= 56, max= 256, per=24.91%, avg=151.69, stdev=39.51, samples=68 iops : min= 14, max= 64, avg=37.78, stdev= 9.92, samples=68 lat (msec) : 20=0.12%, 50=0.31%, 100=5.51%, 250=61.37%, 500=31.60% lat (msec) : 750=1.09% cpu : usr=0.06%, sys=1.60%, ctx=2924, 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=25073: Mon Apr 29 13:38:40 2024 read: IOPS=36, BW=148KiB/s (152kB/s)(5060KiB/34200msec) slat (usec): min=34, max=8398, avg=2352.10, stdev=938.06 clat (msec): min=17, max=335, avg=140.74, stdev=36.86 lat (msec): min=18, max=337, avg=143.10, stdev=37.14 clat percentiles (msec): | 1.00th=[ 72], 5.00th=[ 92], 10.00th=[ 102], 20.00th=[ 112], | 30.00th=[ 120], 40.00th=[ 128], 50.00th=[ 136], 60.00th=[ 144], | 70.00th=[ 155], 80.00th=[ 171], 90.00th=[ 188], 95.00th=[ 205], | 99.00th=[ 243], 99.50th=[ 257], 99.90th=[ 313], 99.95th=[ 338], | 99.99th=[ 338] bw ( KiB/s): min= 72, max= 256, per=25.27%, avg=147.81, stdev=42.23, samples=68 iops : min= 18, max= 64, avg=36.81, stdev=10.61, samples=68 write: IOPS=37, BW=151KiB/s (155kB/s)(5180KiB/34200msec) slat (usec): min=13, max=1718, avg=98.08, stdev=119.96 clat (msec): min=41, max=671, avg=282.47, stdev=85.08 lat (msec): min=41, max=671, avg=282.57, stdev=85.09 clat percentiles (msec): | 1.00th=[ 125], 5.00th=[ 165], 10.00th=[ 184], 20.00th=[ 213], | 30.00th=[ 236], 40.00th=[ 257], 50.00th=[ 275], 60.00th=[ 292], | 70.00th=[ 313], 80.00th=[ 338], 90.00th=[ 397], 95.00th=[ 439], | 99.00th=[ 567], 99.50th=[ 592], 99.90th=[ 651], 99.95th=[ 676], | 99.99th=[ 676] bw ( KiB/s): min= 63, max= 264, per=24.83%, avg=151.22, stdev=36.06, samples=68 iops : min= 15, max= 66, avg=37.66, stdev= 9.12, samples=68 lat (msec) : 20=0.08%, 50=0.20%, 100=4.34%, 250=62.93%, 500=31.60% lat (msec) : 750=0.86% cpu : usr=0.31%, sys=1.39%, ctx=3209, 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=585KiB/s (599kB/s), 145KiB/s-148KiB/s (149kB/s-152kB/s), io=19.6MiB (20.5MB), run=34200-34280msec WRITE: bw=609KiB/s (624kB/s), 151KiB/s-154KiB/s (155kB/s-158kB/s), io=20.4MiB (21.4MB), run=34200-34280msec 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=25104: Mon Apr 29 13:38:41 2024 read: IOPS=8, BW=342MiB/s (358MB/s)(40.0MiB/117msec) slat (nsec): min=8147.8k, max=8147.8k, avg=8147834.00, stdev= 0.00 clat (nsec): min=107893k, max=107893k, avg=107892573.00, stdev= 0.00 lat (nsec): min=116060k, max=116060k, avg=116059768.00, stdev= 0.00 clat percentiles (msec): | 1.00th=[ 108], 5.00th=[ 108], 10.00th=[ 108], 20.00th=[ 108], | 30.00th=[ 108], 40.00th=[ 108], 50.00th=[ 108], 60.00th=[ 108], | 70.00th=[ 108], 80.00th=[ 108], 90.00th=[ 108], 95.00th=[ 108], | 99.00th=[ 108], 99.50th=[ 108], 99.90th=[ 108], 99.95th=[ 108], | 99.99th=[ 108] lat (msec) : 250=100.00% cpu : usr=0.86%, sys=6.90%, ctx=3, 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=342MiB/s (358MB/s), 342MiB/s-342MiB/s (358MB/s-358MB/s), io=40.0MiB (41.9MB), run=117-117msec 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