== sanity test 398c: run fio to test AIO ================= 20:14:54 (1746144894) /usr/bin/fio debug=0 40+0 records in 40+0 records out 41943040 bytes (42 MB) copied, 0.142942 s, 293 MB/s osc.lustre-OST0000-osc-ffff88012b515000.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=31350: Thu May 1 20:16:10 2025 write: IOPS=34, BW=139KiB/s (143kB/s)(10.0MiB/73535msec) slat (usec): min=11, max=5804, avg=120.25, stdev=263.98 clat (msec): min=79, max=962, avg=458.94, stdev=123.36 lat (msec): min=79, max=962, avg=459.06, stdev=123.37 clat percentiles (msec): | 1.00th=[ 201], 5.00th=[ 255], 10.00th=[ 296], 20.00th=[ 351], | 30.00th=[ 397], 40.00th=[ 426], 50.00th=[ 460], 60.00th=[ 489], | 70.00th=[ 527], 80.00th=[ 567], 90.00th=[ 617], 95.00th=[ 659], | 99.00th=[ 751], 99.50th=[ 785], 99.90th=[ 919], 99.95th=[ 919], | 99.99th=[ 961] bw ( KiB/s): min= 55, max= 271, per=24.87%, avg=138.29, stdev=40.34, samples=147 iops : min= 13, max= 67, avg=34.41, stdev=10.07, samples=147 lat (msec) : 100=0.08%, 250=4.22%, 500=58.09%, 750=36.56%, 1000=1.05% cpu : usr=0.10%, sys=0.61%, ctx=1618, 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=31351: Thu May 1 20:16:10 2025 write: IOPS=34, BW=139KiB/s (142kB/s)(10.0MiB/73665msec) slat (usec): min=11, max=5973, avg=121.60, stdev=256.11 clat (msec): min=91, max=872, avg=459.66, stdev=120.75 lat (msec): min=91, max=872, avg=459.78, stdev=120.77 clat percentiles (msec): | 1.00th=[ 211], 5.00th=[ 259], 10.00th=[ 300], 20.00th=[ 351], | 30.00th=[ 397], 40.00th=[ 430], 50.00th=[ 460], 60.00th=[ 489], | 70.00th=[ 531], 80.00th=[ 567], 90.00th=[ 617], 95.00th=[ 659], | 99.00th=[ 726], 99.50th=[ 751], 99.90th=[ 818], 99.95th=[ 860], | 99.99th=[ 869] bw ( KiB/s): min= 24, max= 272, per=24.88%, avg=138.33, stdev=39.36, samples=147 iops : min= 6, max= 68, avg=34.45, stdev= 9.83, samples=147 lat (msec) : 100=0.04%, 250=3.36%, 500=59.69%, 750=36.25%, 1000=0.66% cpu : usr=0.08%, sys=0.65%, ctx=1643, 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=31352: Thu May 1 20:16:10 2025 write: IOPS=34, BW=139KiB/s (143kB/s)(10.0MiB/73455msec) slat (usec): min=11, max=3909, avg=112.93, stdev=224.27 clat (msec): min=51, max=982, avg=458.49, stdev=126.46 lat (msec): min=52, max=982, avg=458.60, stdev=126.47 clat percentiles (msec): | 1.00th=[ 182], 5.00th=[ 253], 10.00th=[ 292], 20.00th=[ 351], | 30.00th=[ 393], 40.00th=[ 426], 50.00th=[ 460], 60.00th=[ 493], | 70.00th=[ 527], 80.00th=[ 567], 90.00th=[ 617], 95.00th=[ 659], | 99.00th=[ 751], 99.50th=[ 802], 99.90th=[ 860], 99.95th=[ 877], | 99.99th=[ 986] bw ( KiB/s): min= 48, max= 264, per=25.02%, avg=139.09, stdev=41.65, samples=146 iops : min= 12, max= 66, avg=34.66, stdev=10.42, samples=146 lat (msec) : 100=0.62%, 250=3.83%, 500=57.97%, 750=36.37%, 1000=1.21% cpu : usr=0.16%, sys=0.55%, ctx=1563, 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=31353: Thu May 1 20:16:10 2025 write: IOPS=34, BW=139KiB/s (142kB/s)(10.0MiB/73665msec) slat (usec): min=11, max=4195, avg=124.70, stdev=268.78 clat (msec): min=161, max=856, avg=459.60, stdev=120.99 lat (msec): min=161, max=856, avg=459.73, stdev=120.99 clat percentiles (msec): | 1.00th=[ 211], 5.00th=[ 262], 10.00th=[ 300], 20.00th=[ 351], | 30.00th=[ 393], 40.00th=[ 426], 50.00th=[ 460], 60.00th=[ 493], | 70.00th=[ 527], 80.00th=[ 567], 90.00th=[ 617], 95.00th=[ 659], | 99.00th=[ 743], 99.50th=[ 776], 99.90th=[ 852], 99.95th=[ 860], | 99.99th=[ 860] bw ( KiB/s): min= 56, max= 272, per=24.87%, avg=138.28, stdev=40.61, samples=147 iops : min= 14, max= 68, avg=34.40, stdev=10.15, samples=147 lat (msec) : 250=3.71%, 500=58.67%, 750=36.80%, 1000=0.82% cpu : usr=0.19%, sys=0.53%, ctx=1678, majf=0, minf=27 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=556KiB/s (569kB/s), 139KiB/s-139KiB/s (142kB/s-143kB/s), io=40.0MiB (41.9MB), run=73455-73665msec 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=31422: Thu May 1 20:17:03 2025 read: IOPS=23, BW=95.7KiB/s (98.0kB/s)(5048KiB/52732msec) slat (usec): min=1162, max=24137, avg=4298.91, stdev=2177.05 clat (msec): min=4, max=748, avg=211.69, stdev=66.22 lat (msec): min=6, max=753, avg=216.00, stdev=67.04 clat percentiles (msec): | 1.00th=[ 77], 5.00th=[ 124], 10.00th=[ 138], 20.00th=[ 161], | 30.00th=[ 178], 40.00th=[ 190], 50.00th=[ 205], 60.00th=[ 220], | 70.00th=[ 239], 80.00th=[ 259], 90.00th=[ 292], 95.00th=[ 321], | 99.00th=[ 380], 99.50th=[ 414], 99.90th=[ 701], 99.95th=[ 751], | 99.99th=[ 751] bw ( KiB/s): min= 8, max= 192, per=25.12%, avg=95.44, stdev=37.64, samples=105 iops : min= 2, max= 48, avg=23.61, stdev= 9.45, samples=105 write: IOPS=24, BW=98.5KiB/s (101kB/s)(5192KiB/52732msec) slat (usec): min=13, max=5621, avg=130.29, stdev=256.28 clat (msec): min=129, max=914, avg=438.91, stdev=137.54 lat (msec): min=129, max=914, avg=439.04, stdev=137.55 clat percentiles (msec): | 1.00th=[ 197], 5.00th=[ 247], 10.00th=[ 279], 20.00th=[ 321], | 30.00th=[ 351], 40.00th=[ 380], 50.00th=[ 422], 60.00th=[ 464], | 70.00th=[ 502], 80.00th=[ 550], 90.00th=[ 625], 95.00th=[ 693], | 99.00th=[ 818], 99.50th=[ 877], 99.90th=[ 911], 99.95th=[ 919], | 99.99th=[ 919] bw ( KiB/s): min= 40, max= 183, per=24.76%, avg=97.80, stdev=32.09, samples=105 iops : min= 10, max= 45, avg=24.20, stdev= 8.04, samples=105 lat (msec) : 10=0.04%, 20=0.04%, 50=0.27%, 100=0.47%, 250=39.41% lat (msec) : 500=44.14%, 750=14.38%, 1000=1.25% cpu : usr=0.18%, sys=1.53%, ctx=2801, majf=0, minf=34 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=31423: Thu May 1 20:17:03 2025 read: IOPS=23, BW=94.3KiB/s (96.6kB/s)(4976KiB/52762msec) slat (usec): min=1010, max=16748, avg=4299.67, stdev=2217.11 clat (msec): min=10, max=653, avg=211.00, stdev=64.29 lat (msec): min=12, max=661, avg=215.30, stdev=65.12 clat percentiles (msec): | 1.00th=[ 46], 5.00th=[ 122], 10.00th=[ 138], 20.00th=[ 163], | 30.00th=[ 176], 40.00th=[ 192], 50.00th=[ 207], 60.00th=[ 222], | 70.00th=[ 241], 80.00th=[ 264], 90.00th=[ 292], 95.00th=[ 321], | 99.00th=[ 368], 99.50th=[ 409], 99.90th=[ 642], 99.95th=[ 651], | 99.99th=[ 651] bw ( KiB/s): min= 32, max= 192, per=24.78%, avg=94.15, stdev=33.61, samples=105 iops : min= 8, max= 48, avg=23.35, stdev= 8.43, samples=105 write: IOPS=24, BW=99.8KiB/s (102kB/s)(5264KiB/52762msec) slat (usec): min=11, max=4059, avg=122.28, stdev=251.60 clat (msec): min=119, max=918, avg=437.12, stdev=135.51 lat (msec): min=119, max=918, avg=437.24, stdev=135.51 clat percentiles (msec): | 1.00th=[ 199], 5.00th=[ 249], 10.00th=[ 279], 20.00th=[ 321], | 30.00th=[ 351], 40.00th=[ 380], 50.00th=[ 418], 60.00th=[ 460], | 70.00th=[ 502], 80.00th=[ 550], 90.00th=[ 625], 95.00th=[ 693], | 99.00th=[ 793], 99.50th=[ 810], 99.90th=[ 911], 99.95th=[ 919], | 99.99th=[ 919] bw ( KiB/s): min= 39, max= 168, per=25.13%, avg=99.26, stdev=30.12, samples=105 iops : min= 9, max= 42, avg=24.63, stdev= 7.52, samples=105 lat (msec) : 20=0.12%, 50=0.39%, 100=0.59%, 250=38.28%, 500=45.12% lat (msec) : 750=14.45%, 1000=1.05% cpu : usr=0.20%, sys=1.53%, ctx=2876, 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=31424: Thu May 1 20:17:03 2025 read: IOPS=23, BW=94.5KiB/s (96.7kB/s)(4984KiB/52761msec) slat (usec): min=18, max=17123, avg=4215.52, stdev=2192.14 clat (msec): min=5, max=653, avg=212.85, stdev=61.18 lat (msec): min=6, max=661, avg=217.07, stdev=62.09 clat percentiles (msec): | 1.00th=[ 72], 5.00th=[ 125], 10.00th=[ 142], 20.00th=[ 163], | 30.00th=[ 178], 40.00th=[ 194], 50.00th=[ 211], 60.00th=[ 226], | 70.00th=[ 245], 80.00th=[ 262], 90.00th=[ 288], 95.00th=[ 317], | 99.00th=[ 363], 99.50th=[ 376], 99.90th=[ 456], 99.95th=[ 651], | 99.99th=[ 651] bw ( KiB/s): min= 16, max= 192, per=24.89%, avg=94.58, stdev=37.92, samples=105 iops : min= 4, max= 48, avg=23.50, stdev= 9.48, samples=105 write: IOPS=24, BW=99.6KiB/s (102kB/s)(5256KiB/52761msec) slat (usec): min=13, max=6254, avg=134.08, stdev=325.68 clat (msec): min=38, max=918, avg=436.03, stdev=142.05 lat (msec): min=38, max=918, avg=436.17, stdev=142.07 clat percentiles (msec): | 1.00th=[ 163], 5.00th=[ 243], 10.00th=[ 271], 20.00th=[ 317], | 30.00th=[ 351], 40.00th=[ 380], 50.00th=[ 418], 60.00th=[ 464], | 70.00th=[ 502], 80.00th=[ 558], 90.00th=[ 625], 95.00th=[ 701], | 99.00th=[ 818], 99.50th=[ 869], 99.90th=[ 919], 99.95th=[ 919], | 99.99th=[ 919] bw ( KiB/s): min= 24, max= 207, per=25.04%, avg=98.92, stdev=34.65, samples=105 iops : min= 6, max= 51, avg=24.58, stdev= 8.65, samples=105 lat (msec) : 10=0.12%, 20=0.12%, 50=0.27%, 100=0.74%, 250=38.28% lat (msec) : 500=45.12%, 750=13.71%, 1000=1.64% cpu : usr=0.20%, sys=1.51%, ctx=2844, 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=31425: Thu May 1 20:17:03 2025 read: IOPS=23, BW=95.9KiB/s (98.2kB/s)(5060KiB/52762msec) slat (usec): min=1038, max=21595, avg=4341.00, stdev=2244.83 clat (msec): min=3, max=401, avg=210.79, stdev=61.03 lat (msec): min=7, max=409, avg=215.14, stdev=61.89 clat percentiles (msec): | 1.00th=[ 40], 5.00th=[ 123], 10.00th=[ 138], 20.00th=[ 161], | 30.00th=[ 178], 40.00th=[ 192], 50.00th=[ 207], 60.00th=[ 222], | 70.00th=[ 239], 80.00th=[ 262], 90.00th=[ 292], 95.00th=[ 317], | 99.00th=[ 363], 99.50th=[ 380], 99.90th=[ 393], 99.95th=[ 401], | 99.99th=[ 401] bw ( KiB/s): min= 16, max= 168, per=25.27%, avg=96.04, stdev=36.00, samples=105 iops : min= 4, max= 42, avg=23.81, stdev= 9.04, samples=105 write: IOPS=24, BW=98.2KiB/s (101kB/s)(5180KiB/52762msec) slat (usec): min=12, max=4624, avg=117.57, stdev=242.91 clat (msec): min=112, max=947, avg=440.76, stdev=138.40 lat (msec): min=112, max=947, avg=440.88, stdev=138.40 clat percentiles (msec): | 1.00th=[ 199], 5.00th=[ 253], 10.00th=[ 288], 20.00th=[ 321], | 30.00th=[ 351], 40.00th=[ 380], 50.00th=[ 418], 60.00th=[ 456], | 70.00th=[ 502], 80.00th=[ 567], 90.00th=[ 634], 95.00th=[ 701], | 99.00th=[ 810], 99.50th=[ 835], 99.90th=[ 919], 99.95th=[ 944], | 99.99th=[ 944] bw ( KiB/s): min= 32, max= 176, per=24.64%, avg=97.33, stdev=30.85, samples=105 iops : min= 8, max= 44, avg=24.13, stdev= 7.75, samples=105 lat (msec) : 4=0.04%, 10=0.04%, 20=0.08%, 50=0.39%, 100=0.51% lat (msec) : 250=38.59%, 500=45.04%, 750=13.98%, 1000=1.33% cpu : usr=0.49%, sys=1.14%, ctx=2760, 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=380KiB/s (389kB/s), 94.3KiB/s-95.9KiB/s (96.6kB/s-98.2kB/s), io=19.6MiB (20.5MB), run=52732-52762msec WRITE: bw=396KiB/s (405kB/s), 98.2KiB/s-99.8KiB/s (101kB/s-102kB/s), io=20.4MiB (21.4MB), run=52732-52762msec 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=31471: Thu May 1 20:17:06 2025 read: IOPS=2, BW=115MiB/s (121MB/s)(40.0MiB/347msec) slat (nsec): min=3530.2k, max=3530.2k, avg=3530176.00, stdev= 0.00 clat (nsec): min=328538k, max=328538k, avg=328537663.00, stdev= 0.00 lat (nsec): min=332088k, max=332088k, avg=332088198.00, stdev= 0.00 clat percentiles (msec): | 1.00th=[ 330], 5.00th=[ 330], 10.00th=[ 330], 20.00th=[ 330], | 30.00th=[ 330], 40.00th=[ 330], 50.00th=[ 330], 60.00th=[ 330], | 70.00th=[ 330], 80.00th=[ 330], 90.00th=[ 330], 95.00th=[ 330], | 99.00th=[ 330], 99.50th=[ 330], 99.90th=[ 330], 99.95th=[ 330], | 99.99th=[ 330] lat (msec) : 500=100.00% cpu : usr=0.00%, sys=1.16%, ctx=6, 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=115MiB/s (121MB/s), 115MiB/s-115MiB/s (121MB/s-121MB/s), io=40.0MiB (41.9MB), run=347-347msec 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