== sanity test 398c: run fio to test AIO ================= 18:21:27 (1747261287) /usr/bin/fio debug=0 40+0 records in 40+0 records out 41943040 bytes (42 MB) copied, 0.120741 s, 347 MB/s osc.lustre-OST0000-osc-ffff8800b6e9b000.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=24489: Wed May 14 18:22:00 2025 write: IOPS=82, BW=328KiB/s (336kB/s)(10.0MiB/31212msec) slat (usec): min=12, max=343, avg=68.38, stdev=38.61 clat (msec): min=84, max=374, avg=194.93, stdev=39.84 lat (msec): min=85, max=375, avg=195.00, stdev=39.85 clat percentiles (msec): | 1.00th=[ 113], 5.00th=[ 136], 10.00th=[ 150], 20.00th=[ 165], | 30.00th=[ 176], 40.00th=[ 184], 50.00th=[ 192], 60.00th=[ 201], | 70.00th=[ 211], 80.00th=[ 222], 90.00th=[ 243], 95.00th=[ 266], | 99.00th=[ 326], 99.50th=[ 342], 99.90th=[ 368], 99.95th=[ 376], | 99.99th=[ 376] bw ( KiB/s): min= 200, max= 512, per=24.96%, avg=327.47, stdev=51.31, samples=62 iops : min= 50, max= 128, avg=81.85, stdev=12.82, samples=62 lat (msec) : 100=0.08%, 250=92.23%, 500=7.70% cpu : usr=0.17%, sys=0.63%, ctx=2195, 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=24490: Wed May 14 18:22:00 2025 write: IOPS=82, BW=328KiB/s (336kB/s)(10.0MiB/31203msec) slat (usec): min=12, max=302, avg=68.81, stdev=38.81 clat (msec): min=94, max=364, avg=194.86, stdev=39.17 lat (msec): min=94, max=364, avg=194.93, stdev=39.18 clat percentiles (msec): | 1.00th=[ 115], 5.00th=[ 140], 10.00th=[ 153], 20.00th=[ 165], | 30.00th=[ 176], 40.00th=[ 184], 50.00th=[ 192], 60.00th=[ 201], | 70.00th=[ 209], 80.00th=[ 220], 90.00th=[ 243], 95.00th=[ 264], | 99.00th=[ 321], 99.50th=[ 334], 99.90th=[ 359], 99.95th=[ 363], | 99.99th=[ 363] bw ( KiB/s): min= 208, max= 456, per=24.97%, avg=327.65, stdev=48.37, samples=62 iops : min= 52, max= 114, avg=81.84, stdev=12.10, samples=62 lat (msec) : 100=0.08%, 250=91.91%, 500=8.01% cpu : usr=0.17%, sys=0.63%, ctx=2217, 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=24491: Wed May 14 18:22:00 2025 write: IOPS=82, BW=328KiB/s (336kB/s)(10.0MiB/31212msec) slat (usec): min=12, max=378, avg=69.85, stdev=39.90 clat (msec): min=89, max=369, avg=194.90, stdev=39.68 lat (msec): min=89, max=369, avg=194.98, stdev=39.68 clat percentiles (msec): | 1.00th=[ 116], 5.00th=[ 140], 10.00th=[ 150], 20.00th=[ 165], | 30.00th=[ 176], 40.00th=[ 184], 50.00th=[ 192], 60.00th=[ 199], | 70.00th=[ 209], 80.00th=[ 222], 90.00th=[ 243], 95.00th=[ 266], | 99.00th=[ 334], 99.50th=[ 347], 99.90th=[ 368], 99.95th=[ 372], | 99.99th=[ 372] bw ( KiB/s): min= 232, max= 496, per=24.97%, avg=327.60, stdev=49.86, samples=62 iops : min= 58, max= 124, avg=81.89, stdev=12.47, samples=62 lat (msec) : 100=0.20%, 250=91.91%, 500=7.89% cpu : usr=0.10%, sys=0.71%, ctx=2243, 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=24492: Wed May 14 18:22:00 2025 write: IOPS=82, BW=328KiB/s (336kB/s)(10.0MiB/31203msec) slat (usec): min=13, max=297, avg=70.00, stdev=38.57 clat (msec): min=65, max=374, avg=194.84, stdev=40.84 lat (msec): min=65, max=374, avg=194.92, stdev=40.84 clat percentiles (msec): | 1.00th=[ 104], 5.00th=[ 136], 10.00th=[ 150], 20.00th=[ 165], | 30.00th=[ 176], 40.00th=[ 184], 50.00th=[ 192], 60.00th=[ 199], | 70.00th=[ 209], 80.00th=[ 222], 90.00th=[ 243], 95.00th=[ 268], | 99.00th=[ 334], 99.50th=[ 355], 99.90th=[ 368], 99.95th=[ 376], | 99.99th=[ 376] bw ( KiB/s): min= 216, max= 512, per=25.00%, avg=328.06, stdev=55.18, samples=62 iops : min= 54, max= 128, avg=81.97, stdev=13.81, samples=62 lat (msec) : 100=0.82%, 250=91.02%, 500=8.16% cpu : usr=0.16%, sys=0.65%, ctx=2297, 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=1312KiB/s (1344kB/s), 328KiB/s-328KiB/s (336kB/s-336kB/s), io=40.0MiB (41.9MB), run=31203-31212msec 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=24527: Wed May 14 18:22:22 2025 read: IOPS=60, BW=240KiB/s (246kB/s)(5048KiB/21020msec) slat (usec): min=499, max=3285, avg=956.59, stdev=314.14 clat (msec): min=9, max=206, avg=89.18, stdev=23.57 lat (msec): min=10, max=208, avg=90.13, stdev=23.68 clat percentiles (msec): | 1.00th=[ 45], 5.00th=[ 58], 10.00th=[ 64], 20.00th=[ 71], | 30.00th=[ 77], 40.00th=[ 82], 50.00th=[ 87], 60.00th=[ 91], | 70.00th=[ 99], 80.00th=[ 106], 90.00th=[ 120], 95.00th=[ 131], | 99.00th=[ 163], 99.50th=[ 174], 99.90th=[ 203], 99.95th=[ 207], | 99.99th=[ 207] bw ( KiB/s): min= 112, max= 352, per=25.13%, avg=239.52, stdev=54.99, samples=42 iops : min= 28, max= 88, avg=59.81, stdev=13.74, samples=42 write: IOPS=61, BW=247KiB/s (253kB/s)(5192KiB/21020msec) slat (usec): min=13, max=751, avg=63.80, stdev=42.12 clat (msec): min=48, max=380, avg=171.14, stdev=50.74 lat (msec): min=48, max=380, avg=171.21, stdev=50.75 clat percentiles (msec): | 1.00th=[ 87], 5.00th=[ 104], 10.00th=[ 115], 20.00th=[ 129], | 30.00th=[ 142], 40.00th=[ 155], 50.00th=[ 163], 60.00th=[ 176], | 70.00th=[ 188], 80.00th=[ 205], 90.00th=[ 243], 95.00th=[ 271], | 99.00th=[ 334], 99.50th=[ 355], 99.90th=[ 363], 99.95th=[ 380], | 99.99th=[ 380] bw ( KiB/s): min= 136, max= 327, per=24.70%, avg=245.05, stdev=50.33, samples=42 iops : min= 34, max= 81, avg=61.19, stdev=12.58, samples=42 lat (msec) : 10=0.04%, 20=0.08%, 50=0.90%, 100=36.80%, 250=57.85% lat (msec) : 500=4.34% cpu : usr=0.21%, sys=1.35%, ctx=2961, 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=24528: Wed May 14 18:22:22 2025 read: IOPS=59, BW=236KiB/s (242kB/s)(4976KiB/21042msec) slat (usec): min=495, max=3055, avg=942.06, stdev=280.88 clat (usec): min=963, max=186541, avg=88309.32, stdev=22582.55 lat (usec): min=1856, max=187994, avg=89253.56, stdev=22686.17 clat percentiles (msec): | 1.00th=[ 48], 5.00th=[ 58], 10.00th=[ 63], 20.00th=[ 70], | 30.00th=[ 75], 40.00th=[ 82], 50.00th=[ 87], 60.00th=[ 92], | 70.00th=[ 97], 80.00th=[ 106], 90.00th=[ 118], 95.00th=[ 131], | 99.00th=[ 150], 99.50th=[ 155], 99.90th=[ 165], 99.95th=[ 186], | 99.99th=[ 186] bw ( KiB/s): min= 120, max= 376, per=24.71%, avg=235.52, stdev=61.99, samples=42 iops : min= 30, max= 94, avg=58.81, stdev=15.54, samples=42 write: IOPS=62, BW=250KiB/s (256kB/s)(5264KiB/21042msec) slat (usec): min=13, max=333, avg=62.28, stdev=35.64 clat (msec): min=56, max=381, avg=171.23, stdev=51.73 lat (msec): min=56, max=381, avg=171.30, stdev=51.74 clat percentiles (msec): | 1.00th=[ 79], 5.00th=[ 101], 10.00th=[ 114], 20.00th=[ 130], | 30.00th=[ 142], 40.00th=[ 157], 50.00th=[ 165], 60.00th=[ 176], | 70.00th=[ 188], 80.00th=[ 209], 90.00th=[ 239], 95.00th=[ 271], | 99.00th=[ 347], 99.50th=[ 368], 99.90th=[ 376], 99.95th=[ 384], | 99.99th=[ 384] bw ( KiB/s): min= 144, max= 344, per=25.11%, avg=249.05, stdev=50.02, samples=42 iops : min= 36, max= 86, avg=62.19, stdev=12.48, samples=42 lat (usec) : 1000=0.04% lat (msec) : 2=0.04%, 20=0.16%, 50=0.66%, 100=37.54%, 250=57.66% lat (msec) : 500=3.91% cpu : usr=0.19%, sys=1.36%, ctx=3205, 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=24529: Wed May 14 18:22:22 2025 read: IOPS=59, BW=237KiB/s (243kB/s)(4984KiB/20997msec) slat (usec): min=25, max=4383, avg=943.67, stdev=300.18 clat (usec): min=963, max=209399, avg=88616.29, stdev=24508.32 lat (usec): min=1046, max=210011, avg=89562.11, stdev=24637.34 clat percentiles (msec): | 1.00th=[ 40], 5.00th=[ 57], 10.00th=[ 64], 20.00th=[ 71], | 30.00th=[ 77], 40.00th=[ 81], 50.00th=[ 86], 60.00th=[ 91], | 70.00th=[ 97], 80.00th=[ 105], 90.00th=[ 120], 95.00th=[ 136], | 99.00th=[ 159], 99.50th=[ 186], 99.90th=[ 209], 99.95th=[ 209], | 99.99th=[ 209] bw ( KiB/s): min= 119, max= 368, per=25.07%, avg=238.90, stdev=59.58, samples=41 iops : min= 29, max= 92, avg=59.63, stdev=14.90, samples=41 write: IOPS=62, BW=250KiB/s (256kB/s)(5256KiB/20997msec) slat (usec): min=13, max=504, avg=64.27, stdev=39.01 clat (msec): min=22, max=379, avg=170.52, stdev=51.57 lat (msec): min=22, max=379, avg=170.58, stdev=51.58 clat percentiles (msec): | 1.00th=[ 77], 5.00th=[ 103], 10.00th=[ 115], 20.00th=[ 128], | 30.00th=[ 140], 40.00th=[ 155], 50.00th=[ 165], 60.00th=[ 176], | 70.00th=[ 188], 80.00th=[ 207], 90.00th=[ 239], 95.00th=[ 268], | 99.00th=[ 326], 99.50th=[ 351], 99.90th=[ 380], 99.95th=[ 380], | 99.99th=[ 380] bw ( KiB/s): min= 136, max= 352, per=25.11%, avg=249.05, stdev=54.76, samples=41 iops : min= 34, max= 88, avg=62.17, stdev=13.64, samples=41 lat (usec) : 1000=0.04% lat (msec) : 2=0.12%, 4=0.08%, 20=0.20%, 50=1.13%, 100=36.72% lat (msec) : 250=57.58%, 500=4.14% cpu : usr=0.20%, sys=1.37%, ctx=3303, 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=24530: Wed May 14 18:22:22 2025 read: IOPS=60, BW=241KiB/s (247kB/s)(5060KiB/21020msec) slat (usec): min=443, max=3036, avg=950.19, stdev=298.81 clat (usec): min=1964, max=201142, avg=88640.79, stdev=23699.44 lat (msec): min=2, max=202, avg=89.59, stdev=23.82 clat percentiles (msec): | 1.00th=[ 50], 5.00th=[ 59], 10.00th=[ 64], 20.00th=[ 71], | 30.00th=[ 75], 40.00th=[ 80], 50.00th=[ 86], 60.00th=[ 90], | 70.00th=[ 97], 80.00th=[ 106], 90.00th=[ 121], 95.00th=[ 132], | 99.00th=[ 161], 99.50th=[ 188], 99.90th=[ 201], 99.95th=[ 201], | 99.99th=[ 201] bw ( KiB/s): min= 104, max= 344, per=25.20%, avg=240.12, stdev=60.12, samples=42 iops : min= 26, max= 86, avg=59.98, stdev=15.02, samples=42 write: IOPS=61, BW=246KiB/s (252kB/s)(5180KiB/21020msec) slat (usec): min=14, max=338, avg=65.34, stdev=38.37 clat (msec): min=72, max=366, avg=171.88, stdev=52.59 lat (msec): min=72, max=366, avg=171.94, stdev=52.60 clat percentiles (msec): | 1.00th=[ 80], 5.00th=[ 102], 10.00th=[ 114], 20.00th=[ 129], | 30.00th=[ 142], 40.00th=[ 155], 50.00th=[ 165], 60.00th=[ 176], | 70.00th=[ 186], 80.00th=[ 207], 90.00th=[ 247], 95.00th=[ 279], | 99.00th=[ 347], 99.50th=[ 351], 99.90th=[ 359], 99.95th=[ 368], | 99.99th=[ 368] bw ( KiB/s): min= 143, max= 320, per=24.65%, avg=244.50, stdev=49.72, samples=42 iops : min= 35, max= 80, avg=61.07, stdev=12.45, samples=42 lat (msec) : 2=0.04%, 20=0.20%, 50=0.31%, 100=38.28%, 250=56.80% lat (msec) : 500=4.38% cpu : usr=0.19%, sys=1.36%, ctx=3369, 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=954KiB/s (977kB/s), 236KiB/s-241KiB/s (242kB/s-247kB/s), io=19.6MiB (20.5MB), run=20997-21042msec WRITE: bw=993KiB/s (1017kB/s), 246KiB/s-250KiB/s (252kB/s-256kB/s), io=20.4MiB (21.4MB), run=20997-21042msec 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=24551: Wed May 14 18:22:24 2025 read: IOPS=11, BW=460MiB/s (482MB/s)(40.0MiB/87msec) slat (nsec): min=7395.1k, max=7395.1k, avg=7395116.00, stdev= 0.00 clat (nsec): min=76113k, max=76113k, avg=76113497.00, stdev= 0.00 lat (nsec): min=83531k, max=83531k, avg=83531313.00, stdev= 0.00 clat percentiles (usec): | 1.00th=[76022], 5.00th=[76022], 10.00th=[76022], 20.00th=[76022], | 30.00th=[76022], 40.00th=[76022], 50.00th=[76022], 60.00th=[76022], | 70.00th=[76022], 80.00th=[76022], 90.00th=[76022], 95.00th=[76022], | 99.00th=[76022], 99.50th=[76022], 99.90th=[76022], 99.95th=[76022], | 99.99th=[76022] lat (msec) : 100=100.00% cpu : usr=0.00%, sys=8.14%, ctx=22, 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=460MiB/s (482MB/s), 460MiB/s-460MiB/s (482MB/s-482MB/s), io=40.0MiB (41.9MB), run=87-87msec debug=super ioctl neterror warning dlmtrace error emerg ha rpctrace vfstrace config console lfsck