== sanity test 398c: run fio to test AIO ================= 07:04:43 (1715339083) /usr/bin/fio debug=0 40+0 records in 40+0 records out 41943040 bytes (42 MB) copied, 0.132697 s, 316 MB/s osc.lustre-OST0000-osc-ffff8800b6156800.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=1943: Fri May 10 07:05:12 2024 write: IOPS=92, BW=371KiB/s (380kB/s)(10.0MiB/27627msec) slat (usec): min=12, max=598, avg=60.96, stdev=37.68 clat (msec): min=73, max=302, avg=172.32, stdev=31.85 lat (msec): min=73, max=302, avg=172.39, stdev=31.85 clat percentiles (msec): | 1.00th=[ 94], 5.00th=[ 120], 10.00th=[ 134], 20.00th=[ 146], | 30.00th=[ 157], 40.00th=[ 165], 50.00th=[ 174], 60.00th=[ 182], | 70.00th=[ 188], 80.00th=[ 199], 90.00th=[ 213], 95.00th=[ 224], | 99.00th=[ 249], 99.50th=[ 257], 99.90th=[ 305], 99.95th=[ 305], | 99.99th=[ 305] bw ( KiB/s): min= 296, max= 512, per=24.97%, avg=370.09, stdev=49.17, samples=55 iops : min= 74, max= 128, avg=92.45, stdev=12.30, samples=55 lat (msec) : 100=1.37%, 250=97.81%, 500=0.82% cpu : usr=0.11%, sys=0.65%, ctx=2277, 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=1944: Fri May 10 07:05:12 2024 write: IOPS=92, BW=371KiB/s (379kB/s)(10.0MiB/27637msec) slat (usec): min=13, max=353, avg=60.97, stdev=37.83 clat (msec): min=34, max=291, avg=172.53, stdev=31.53 lat (msec): min=34, max=291, avg=172.59, stdev=31.53 clat percentiles (msec): | 1.00th=[ 93], 5.00th=[ 121], 10.00th=[ 134], 20.00th=[ 146], | 30.00th=[ 157], 40.00th=[ 165], 50.00th=[ 174], 60.00th=[ 182], | 70.00th=[ 190], 80.00th=[ 199], 90.00th=[ 213], 95.00th=[ 222], | 99.00th=[ 243], 99.50th=[ 249], 99.90th=[ 271], 99.95th=[ 292], | 99.99th=[ 292] bw ( KiB/s): min= 279, max= 552, per=24.97%, avg=370.11, stdev=52.67, samples=55 iops : min= 69, max= 138, avg=92.47, stdev=13.18, samples=55 lat (msec) : 50=0.08%, 100=1.52%, 250=97.93%, 500=0.47% cpu : usr=0.12%, sys=0.61%, ctx=2439, 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=1945: Fri May 10 07:05:12 2024 write: IOPS=92, BW=371KiB/s (380kB/s)(10.0MiB/27598msec) slat (usec): min=13, max=566, avg=57.98, stdev=37.06 clat (msec): min=34, max=273, avg=172.28, stdev=32.02 lat (msec): min=34, max=273, avg=172.34, stdev=32.01 clat percentiles (msec): | 1.00th=[ 89], 5.00th=[ 121], 10.00th=[ 133], 20.00th=[ 146], | 30.00th=[ 157], 40.00th=[ 165], 50.00th=[ 174], 60.00th=[ 182], | 70.00th=[ 188], 80.00th=[ 199], 90.00th=[ 213], 95.00th=[ 224], | 99.00th=[ 249], 99.50th=[ 253], 99.90th=[ 275], 99.95th=[ 275], | 99.99th=[ 275] bw ( KiB/s): min= 279, max= 576, per=24.97%, avg=370.11, stdev=52.12, samples=55 iops : min= 69, max= 144, avg=92.47, stdev=13.06, samples=55 lat (msec) : 50=0.04%, 100=1.72%, 250=97.58%, 500=0.66% cpu : usr=0.12%, sys=0.59%, ctx=2347, 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=1946: Fri May 10 07:05:12 2024 write: IOPS=92, BW=371KiB/s (379kB/s)(10.0MiB/27637msec) slat (usec): min=13, max=354, avg=59.79, stdev=36.53 clat (msec): min=86, max=261, avg=172.51, stdev=31.01 lat (msec): min=86, max=261, avg=172.58, stdev=31.01 clat percentiles (msec): | 1.00th=[ 95], 5.00th=[ 123], 10.00th=[ 134], 20.00th=[ 148], | 30.00th=[ 157], 40.00th=[ 165], 50.00th=[ 174], 60.00th=[ 182], | 70.00th=[ 190], 80.00th=[ 199], 90.00th=[ 213], 95.00th=[ 222], | 99.00th=[ 243], 99.50th=[ 251], 99.90th=[ 262], 99.95th=[ 262], | 99.99th=[ 262] bw ( KiB/s): min= 287, max= 512, per=24.94%, avg=369.55, stdev=47.12, samples=55 iops : min= 71, max= 128, avg=92.35, stdev=11.82, samples=55 lat (msec) : 100=1.33%, 250=98.24%, 500=0.43% cpu : usr=0.14%, sys=0.58%, ctx=2436, 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=1482KiB/s (1518kB/s), 371KiB/s-371KiB/s (379kB/s-380kB/s), io=40.0MiB (41.9MB), run=27598-27637msec 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=1977: Fri May 10 07:05:31 2024 read: IOPS=72, BW=289KiB/s (296kB/s)(5048KiB/17442msec) slat (usec): min=26, max=2974, avg=1295.42, stdev=321.87 clat (msec): min=2, max=170, avg=71.34, stdev=14.55 lat (msec): min=4, max=171, avg=72.63, stdev=14.55 clat percentiles (msec): | 1.00th=[ 37], 5.00th=[ 52], 10.00th=[ 56], 20.00th=[ 62], | 30.00th=[ 65], 40.00th=[ 68], 50.00th=[ 71], 60.00th=[ 74], | 70.00th=[ 78], 80.00th=[ 82], 90.00th=[ 87], 95.00th=[ 92], | 99.00th=[ 123], 99.50th=[ 136], 99.90th=[ 146], 99.95th=[ 171], | 99.99th=[ 171] bw ( KiB/s): min= 192, max= 376, per=25.12%, avg=288.65, stdev=50.11, samples=34 iops : min= 48, max= 94, avg=72.12, stdev=12.50, samples=34 write: IOPS=74, BW=298KiB/s (305kB/s)(5192KiB/17442msec) slat (usec): min=13, max=601, avg=65.36, stdev=39.04 clat (msec): min=59, max=259, avg=144.20, stdev=32.15 lat (msec): min=59, max=259, avg=144.27, stdev=32.15 clat percentiles (msec): | 1.00th=[ 74], 5.00th=[ 94], 10.00th=[ 106], 20.00th=[ 116], | 30.00th=[ 127], 40.00th=[ 136], 50.00th=[ 146], 60.00th=[ 153], | 70.00th=[ 161], 80.00th=[ 169], 90.00th=[ 186], 95.00th=[ 201], | 99.00th=[ 234], 99.50th=[ 241], 99.90th=[ 251], 99.95th=[ 259], | 99.99th=[ 259] bw ( KiB/s): min= 224, max= 368, per=24.80%, avg=296.65, stdev=39.41, samples=34 iops : min= 56, max= 92, avg=74.12, stdev= 9.86, samples=34 lat (msec) : 4=0.04%, 10=0.04%, 20=0.23%, 50=1.52%, 100=50.04% lat (msec) : 250=48.05%, 500=0.08% cpu : usr=0.25%, sys=1.59%, ctx=3407, 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=1978: Fri May 10 07:05:31 2024 read: IOPS=71, BW=285KiB/s (292kB/s)(4976KiB/17455msec) slat (usec): min=13, max=3879, avg=1304.53, stdev=323.11 clat (msec): min=5, max=138, avg=70.77, stdev=13.82 lat (msec): min=5, max=138, avg=72.08, stdev=13.83 clat percentiles (msec): | 1.00th=[ 23], 5.00th=[ 51], 10.00th=[ 57], 20.00th=[ 62], | 30.00th=[ 65], 40.00th=[ 68], 50.00th=[ 71], 60.00th=[ 74], | 70.00th=[ 78], 80.00th=[ 82], 90.00th=[ 86], 95.00th=[ 91], | 99.00th=[ 109], 99.50th=[ 114], 99.90th=[ 138], 99.95th=[ 138], | 99.99th=[ 138] bw ( KiB/s): min= 192, max= 424, per=24.65%, avg=283.21, stdev=59.53, samples=34 iops : min= 48, max= 106, avg=70.74, stdev=14.83, samples=34 write: IOPS=75, BW=302KiB/s (309kB/s)(5264KiB/17455msec) slat (usec): min=13, max=698, avg=65.20, stdev=43.15 clat (msec): min=27, max=262, avg=143.95, stdev=31.58 lat (msec): min=27, max=262, avg=144.02, stdev=31.59 clat percentiles (msec): | 1.00th=[ 79], 5.00th=[ 95], 10.00th=[ 105], 20.00th=[ 117], | 30.00th=[ 128], 40.00th=[ 136], 50.00th=[ 144], 60.00th=[ 153], | 70.00th=[ 161], 80.00th=[ 167], 90.00th=[ 184], 95.00th=[ 199], | 99.00th=[ 222], 99.50th=[ 239], 99.90th=[ 262], 99.95th=[ 264], | 99.99th=[ 264] bw ( KiB/s): min= 232, max= 376, per=25.12%, avg=300.38, stdev=35.64, samples=34 iops : min= 58, max= 94, avg=75.03, stdev= 8.93, samples=34 lat (msec) : 10=0.08%, 20=0.39%, 50=1.60%, 100=49.34%, 250=48.52% lat (msec) : 500=0.08% cpu : usr=0.25%, sys=1.61%, ctx=3306, 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=1979: Fri May 10 07:05:31 2024 read: IOPS=71, BW=286KiB/s (293kB/s)(4984KiB/17442msec) slat (usec): min=13, max=3812, avg=1311.93, stdev=330.42 clat (usec): min=1318, max=182647, avg=70954.48, stdev=13978.47 lat (msec): min=2, max=183, avg=72.27, stdev=13.98 clat percentiles (msec): | 1.00th=[ 42], 5.00th=[ 54], 10.00th=[ 57], 20.00th=[ 62], | 30.00th=[ 65], 40.00th=[ 68], 50.00th=[ 71], 60.00th=[ 73], | 70.00th=[ 77], 80.00th=[ 81], 90.00th=[ 87], 95.00th=[ 91], | 99.00th=[ 110], 99.50th=[ 125], 99.90th=[ 171], 99.95th=[ 184], | 99.99th=[ 184] bw ( KiB/s): min= 152, max= 400, per=24.98%, avg=286.97, stdev=58.51, samples=34 iops : min= 38, max= 100, avg=71.68, stdev=14.63, samples=34 write: IOPS=75, BW=301KiB/s (309kB/s)(5256KiB/17442msec) slat (usec): min=12, max=330, avg=63.66, stdev=35.81 clat (msec): min=55, max=270, avg=143.67, stdev=32.16 lat (msec): min=55, max=270, avg=143.73, stdev=32.16 clat percentiles (msec): | 1.00th=[ 78], 5.00th=[ 94], 10.00th=[ 106], 20.00th=[ 118], | 30.00th=[ 127], 40.00th=[ 134], 50.00th=[ 142], 60.00th=[ 150], | 70.00th=[ 159], 80.00th=[ 169], 90.00th=[ 186], 95.00th=[ 201], | 99.00th=[ 232], 99.50th=[ 236], 99.90th=[ 259], 99.95th=[ 271], | 99.99th=[ 271] bw ( KiB/s): min= 224, max= 424, per=25.08%, avg=299.91, stdev=43.64, samples=34 iops : min= 56, max= 106, avg=74.91, stdev=10.87, samples=34 lat (msec) : 2=0.04%, 4=0.08%, 10=0.04%, 20=0.04%, 50=1.37% lat (msec) : 100=49.92%, 250=48.44%, 500=0.08% cpu : usr=0.23%, sys=1.66%, ctx=3278, 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=1980: Fri May 10 07:05:31 2024 read: IOPS=72, BW=291KiB/s (298kB/s)(5060KiB/17386msec) slat (usec): min=27, max=3686, avg=1303.10, stdev=336.66 clat (msec): min=2, max=150, avg=70.58, stdev=14.00 lat (msec): min=3, max=152, avg=71.88, stdev=14.00 clat percentiles (msec): | 1.00th=[ 35], 5.00th=[ 52], 10.00th=[ 57], 20.00th=[ 61], | 30.00th=[ 65], 40.00th=[ 68], 50.00th=[ 71], 60.00th=[ 73], | 70.00th=[ 77], 80.00th=[ 81], 90.00th=[ 86], 95.00th=[ 90], | 99.00th=[ 109], 99.50th=[ 134], 99.90th=[ 138], 99.95th=[ 150], | 99.99th=[ 150] bw ( KiB/s): min= 208, max= 384, per=25.39%, avg=291.74, stdev=50.87, samples=34 iops : min= 52, max= 96, avg=72.91, stdev=12.72, samples=34 write: IOPS=74, BW=298KiB/s (305kB/s)(5180KiB/17386msec) slat (usec): min=13, max=298, avg=64.17, stdev=36.43 clat (msec): min=55, max=264, avg=144.42, stdev=32.99 lat (msec): min=55, max=264, avg=144.49, stdev=32.99 clat percentiles (msec): | 1.00th=[ 74], 5.00th=[ 95], 10.00th=[ 104], 20.00th=[ 118], | 30.00th=[ 128], 40.00th=[ 136], 50.00th=[ 142], 60.00th=[ 153], | 70.00th=[ 161], 80.00th=[ 171], 90.00th=[ 186], 95.00th=[ 203], | 99.00th=[ 239], 99.50th=[ 249], 99.90th=[ 266], 99.95th=[ 266], | 99.99th=[ 266] bw ( KiB/s): min= 216, max= 408, per=24.85%, avg=297.15, stdev=46.75, samples=34 iops : min= 54, max= 102, avg=74.26, stdev=11.70, samples=34 lat (msec) : 4=0.12%, 20=0.31%, 50=1.72%, 100=50.47%, 250=47.15% lat (msec) : 500=0.23% cpu : usr=0.24%, sys=1.61%, ctx=3353, 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=1150KiB/s (1177kB/s), 285KiB/s-291KiB/s (292kB/s-298kB/s), io=19.6MiB (20.5MB), run=17386-17455msec WRITE: bw=1197KiB/s (1226kB/s), 298KiB/s-302KiB/s (305kB/s-309kB/s), io=20.4MiB (21.4MB), run=17386-17455msec 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=1998: Fri May 10 07:05:32 2024 read: IOPS=13, BW=541MiB/s (567MB/s)(40.0MiB/74msec) slat (nsec): min=6080.3k, max=6080.3k, avg=6080253.00, stdev= 0.00 clat (nsec): min=66577k, max=66577k, avg=66576703.00, stdev= 0.00 lat (nsec): min=72667k, max=72667k, avg=72667021.00, stdev= 0.00 clat percentiles (usec): | 1.00th=[66323], 5.00th=[66323], 10.00th=[66323], 20.00th=[66323], | 30.00th=[66323], 40.00th=[66323], 50.00th=[66323], 60.00th=[66323], | 70.00th=[66323], 80.00th=[66323], 90.00th=[66323], 95.00th=[66323], | 99.00th=[66323], 99.50th=[66323], 99.90th=[66323], 99.95th=[66323], | 99.99th=[66323] lat (msec) : 100=100.00% cpu : usr=0.00%, sys=8.22%, ctx=17, 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=541MiB/s (567MB/s), 541MiB/s-541MiB/s (567MB/s-567MB/s), io=40.0MiB (41.9MB), run=74-74msec 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