== sanity test 398c: run fio to test AIO ================= 06:46:12 (1711104372) /usr/bin/fio debug=0 40+0 records in 40+0 records out 41943040 bytes (42 MB) copied, 0.172113 s, 244 MB/s osc.lustre-OST0000-osc-ffff8800b66ef800.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=27277: Fri Mar 22 06:47:55 2024 write: IOPS=25, BW=102KiB/s (104kB/s)(10.0MiB/100371msec) slat (usec): min=12, max=6397, avg=109.50, stdev=276.04 clat (msec): min=240, max=1182, avg=626.26, stdev=149.84 lat (msec): min=240, max=1182, avg=626.37, stdev=149.85 clat percentiles (msec): | 1.00th=[ 342], 5.00th=[ 405], 10.00th=[ 435], 20.00th=[ 493], | 30.00th=[ 542], 40.00th=[ 584], 50.00th=[ 617], 60.00th=[ 651], | 70.00th=[ 693], 80.00th=[ 751], 90.00th=[ 835], 95.00th=[ 894], | 99.00th=[ 995], 99.50th=[ 1053], 99.90th=[ 1116], 99.95th=[ 1167], | 99.99th=[ 1183] bw ( KiB/s): min= 15, max= 184, per=24.88%, avg=101.24, stdev=30.99, samples=200 iops : min= 3, max= 46, avg=25.05, stdev= 7.76, samples=200 lat (msec) : 250=0.62%, 500=20.31%, 750=58.59%, 1000=19.49% cpu : usr=0.05%, sys=0.47%, ctx=1294, 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=27278: Fri Mar 22 06:47:55 2024 write: IOPS=25, BW=102KiB/s (105kB/s)(10.0MiB/100280msec) slat (usec): min=12, max=9370, avg=111.93, stdev=283.23 clat (msec): min=115, max=1190, avg=625.62, stdev=154.55 lat (msec): min=115, max=1190, avg=625.73, stdev=154.55 clat percentiles (msec): | 1.00th=[ 351], 5.00th=[ 409], 10.00th=[ 443], 20.00th=[ 489], | 30.00th=[ 542], 40.00th=[ 575], 50.00th=[ 617], 60.00th=[ 651], | 70.00th=[ 693], 80.00th=[ 743], 90.00th=[ 827], 95.00th=[ 902], | 99.00th=[ 1062], 99.50th=[ 1116], 99.90th=[ 1183], 99.95th=[ 1183], | 99.99th=[ 1183] bw ( KiB/s): min= 7, max= 256, per=25.07%, avg=102.02, stdev=34.12, samples=199 iops : min= 1, max= 64, avg=25.29, stdev= 8.57, samples=199 lat (msec) : 250=0.62%, 500=21.72%, 750=58.75%, 1000=17.30% cpu : usr=0.08%, sys=0.46%, ctx=1335, 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=27279: Fri Mar 22 06:47:55 2024 write: IOPS=25, BW=102KiB/s (104kB/s)(10.0MiB/100442msec) slat (usec): min=13, max=8672, avg=129.58, stdev=342.35 clat (msec): min=166, max=1172, avg=626.69, stdev=150.84 lat (msec): min=172, max=1172, avg=626.82, stdev=150.84 clat percentiles (msec): | 1.00th=[ 347], 5.00th=[ 405], 10.00th=[ 435], 20.00th=[ 493], | 30.00th=[ 535], 40.00th=[ 584], 50.00th=[ 617], 60.00th=[ 659], | 70.00th=[ 701], 80.00th=[ 743], 90.00th=[ 827], 95.00th=[ 885], | 99.00th=[ 1036], 99.50th=[ 1083], 99.90th=[ 1167], 99.95th=[ 1167], | 99.99th=[ 1167] bw ( KiB/s): min= 24, max= 200, per=24.89%, avg=101.31, stdev=30.34, samples=200 iops : min= 6, max= 50, avg=25.14, stdev= 7.62, samples=200 lat (msec) : 250=0.23%, 500=21.76%, 750=58.71%, 1000=17.89% cpu : usr=0.08%, sys=0.50%, ctx=1361, 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=27280: Fri Mar 22 06:47:55 2024 write: IOPS=25, BW=102KiB/s (105kB/s)(10.0MiB/100337msec) slat (usec): min=11, max=3587, avg=102.81, stdev=232.93 clat (msec): min=239, max=1183, avg=625.98, stdev=152.09 lat (msec): min=239, max=1183, avg=626.08, stdev=152.10 clat percentiles (msec): | 1.00th=[ 342], 5.00th=[ 405], 10.00th=[ 435], 20.00th=[ 489], | 30.00th=[ 535], 40.00th=[ 575], 50.00th=[ 617], 60.00th=[ 659], | 70.00th=[ 709], 80.00th=[ 751], 90.00th=[ 818], 95.00th=[ 902], | 99.00th=[ 995], 99.50th=[ 1070], 99.90th=[ 1183], 99.95th=[ 1183], | 99.99th=[ 1183] bw ( KiB/s): min= 7, max= 200, per=25.07%, avg=102.04, stdev=33.99, samples=199 iops : min= 1, max= 50, avg=25.31, stdev= 8.55, samples=199 lat (msec) : 250=0.62%, 500=22.03%, 750=57.85%, 1000=18.52% cpu : usr=0.07%, sys=0.42%, ctx=1238, 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=408KiB/s (418kB/s), 102KiB/s-102KiB/s (104kB/s-105kB/s), io=40.0MiB (41.9MB), run=100280-100442msec 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=27370: Fri Mar 22 06:48:59 2024 read: IOPS=20, BW=80.2KiB/s (82.1kB/s)(5048KiB/62931msec) slat (usec): min=27, max=21117, avg=4905.21, stdev=2343.75 clat (msec): min=4, max=968, avg=261.83, stdev=83.39 lat (msec): min=6, max=973, avg=266.74, stdev=83.99 clat percentiles (msec): | 1.00th=[ 50], 5.00th=[ 155], 10.00th=[ 178], 20.00th=[ 201], | 30.00th=[ 220], 40.00th=[ 243], 50.00th=[ 255], 60.00th=[ 275], | 70.00th=[ 296], 80.00th=[ 317], 90.00th=[ 351], 95.00th=[ 384], | 99.00th=[ 460], 99.50th=[ 726], 99.90th=[ 860], 99.95th=[ 969], | 99.99th=[ 969] bw ( KiB/s): min= 23, max= 152, per=25.11%, avg=79.86, stdev=30.19, samples=125 iops : min= 5, max= 38, avg=19.67, stdev= 7.56, samples=125 write: IOPS=20, BW=82.5KiB/s (84.5kB/s)(5192KiB/62931msec) slat (usec): min=13, max=3699, avg=131.46, stdev=266.74 clat (msec): min=133, max=1072, avg=515.71, stdev=143.18 lat (msec): min=133, max=1072, avg=515.85, stdev=143.19 clat percentiles (msec): | 1.00th=[ 215], 5.00th=[ 279], 10.00th=[ 326], 20.00th=[ 388], | 30.00th=[ 435], 40.00th=[ 477], 50.00th=[ 510], 60.00th=[ 550], | 70.00th=[ 600], 80.00th=[ 651], 90.00th=[ 701], 95.00th=[ 751], | 99.00th=[ 827], 99.50th=[ 860], 99.90th=[ 969], 99.95th=[ 1070], | 99.99th=[ 1070] bw ( KiB/s): min= 24, max= 160, per=24.84%, avg=82.22, stdev=27.49, samples=125 iops : min= 6, max= 40, avg=20.26, stdev= 6.89, samples=125 lat (msec) : 10=0.31%, 20=0.08%, 50=0.12%, 100=0.23%, 250=23.24% lat (msec) : 500=48.91%, 750=24.49%, 1000=2.58% cpu : usr=0.19%, sys=1.27%, ctx=2732, 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=27371: Fri Mar 22 06:48:59 2024 read: IOPS=19, BW=78.0KiB/s (80.9kB/s)(4976KiB/63021msec) slat (usec): min=25, max=29853, avg=5049.38, stdev=2536.27 clat (msec): min=6, max=871, avg=260.88, stdev=78.79 lat (msec): min=7, max=877, avg=265.94, stdev=79.50 clat percentiles (msec): | 1.00th=[ 96], 5.00th=[ 161], 10.00th=[ 180], 20.00th=[ 201], | 30.00th=[ 218], 40.00th=[ 236], 50.00th=[ 251], 60.00th=[ 271], | 70.00th=[ 292], 80.00th=[ 317], 90.00th=[ 351], 95.00th=[ 380], | 99.00th=[ 464], 99.50th=[ 600], 99.90th=[ 760], 99.95th=[ 869], | 99.99th=[ 869] bw ( KiB/s): min= 23, max= 168, per=24.71%, avg=78.58, stdev=29.05, samples=125 iops : min= 5, max= 42, avg=19.35, stdev= 7.30, samples=125 write: IOPS=20, BW=83.5KiB/s (85.5kB/s)(5264KiB/63021msec) slat (usec): min=16, max=5279, avg=125.02, stdev=286.28 clat (msec): min=160, max=881, avg=514.27, stdev=141.15 lat (msec): min=160, max=882, avg=514.39, stdev=141.16 clat percentiles (msec): | 1.00th=[ 207], 5.00th=[ 279], 10.00th=[ 334], 20.00th=[ 388], | 30.00th=[ 435], 40.00th=[ 477], 50.00th=[ 514], 60.00th=[ 550], | 70.00th=[ 592], 80.00th=[ 642], 90.00th=[ 701], 95.00th=[ 751], | 99.00th=[ 818], 99.50th=[ 827], 99.90th=[ 877], 99.95th=[ 885], | 99.99th=[ 885] bw ( KiB/s): min= 24, max= 151, per=25.19%, avg=83.38, stdev=25.77, samples=125 iops : min= 6, max= 37, avg=20.55, stdev= 6.45, samples=125 lat (msec) : 10=0.12%, 50=0.12%, 100=0.31%, 250=24.80%, 500=46.76% lat (msec) : 750=25.31%, 1000=2.58% cpu : usr=0.14%, sys=1.31%, ctx=2739, 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=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=27372: Fri Mar 22 06:48:59 2024 read: IOPS=19, BW=79.1KiB/s (80.0kB/s)(4984KiB/63020msec) slat (usec): min=25, max=20771, avg=4896.93, stdev=2457.61 clat (msec): min=26, max=709, avg=260.40, stdev=70.34 lat (msec): min=34, max=714, avg=265.31, stdev=71.15 clat percentiles (msec): | 1.00th=[ 121], 5.00th=[ 159], 10.00th=[ 176], 20.00th=[ 201], | 30.00th=[ 220], 40.00th=[ 241], 50.00th=[ 257], 60.00th=[ 275], | 70.00th=[ 296], 80.00th=[ 317], 90.00th=[ 351], 95.00th=[ 380], | 99.00th=[ 430], 99.50th=[ 451], 99.90th=[ 651], 99.95th=[ 709], | 99.99th=[ 709] bw ( KiB/s): min= 23, max= 152, per=24.91%, avg=79.21, stdev=29.42, samples=125 iops : min= 5, max= 38, avg=19.64, stdev= 7.35, samples=125 write: IOPS=20, BW=83.4KiB/s (85.4kB/s)(5256KiB/63020msec) slat (usec): min=16, max=3253, avg=122.35, stdev=227.66 clat (msec): min=160, max=870, avg=515.35, stdev=140.19 lat (msec): min=160, max=870, avg=515.48, stdev=140.20 clat percentiles (msec): | 1.00th=[ 213], 5.00th=[ 279], 10.00th=[ 338], 20.00th=[ 393], | 30.00th=[ 439], 40.00th=[ 477], 50.00th=[ 514], 60.00th=[ 558], | 70.00th=[ 592], 80.00th=[ 642], 90.00th=[ 709], 95.00th=[ 751], | 99.00th=[ 810], 99.50th=[ 827], 99.90th=[ 844], 99.95th=[ 869], | 99.99th=[ 869] bw ( KiB/s): min= 31, max= 168, per=25.07%, avg=82.98, stdev=27.14, samples=125 iops : min= 7, max= 42, avg=20.58, stdev= 6.84, samples=125 lat (msec) : 50=0.12%, 100=0.20%, 250=23.95%, 500=48.59%, 750=24.80% lat (msec) : 1000=2.34% cpu : usr=0.47%, sys=0.95%, ctx=2690, 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=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=27373: Fri Mar 22 06:48:59 2024 read: IOPS=20, BW=80.9KiB/s (82.9kB/s)(5060KiB/62535msec) slat (usec): min=22, max=21505, avg=4907.11, stdev=2419.59 clat (msec): min=5, max=819, avg=260.60, stdev=74.86 lat (msec): min=7, max=823, avg=265.51, stdev=75.65 clat percentiles (msec): | 1.00th=[ 101], 5.00th=[ 157], 10.00th=[ 180], 20.00th=[ 201], | 30.00th=[ 220], 40.00th=[ 239], 50.00th=[ 253], 60.00th=[ 275], | 70.00th=[ 292], 80.00th=[ 321], 90.00th=[ 355], 95.00th=[ 380], | 99.00th=[ 468], 99.50th=[ 485], 99.90th=[ 684], 99.95th=[ 818], | 99.99th=[ 818] bw ( KiB/s): min= 24, max= 144, per=25.29%, avg=80.42, stdev=27.89, samples=125 iops : min= 6, max= 36, avg=19.94, stdev= 6.98, samples=125 write: IOPS=20, BW=82.8KiB/s (84.8kB/s)(5180KiB/62535msec) slat (usec): min=16, max=5623, avg=132.50, stdev=312.94 clat (msec): min=57, max=1021, avg=512.70, stdev=145.37 lat (msec): min=57, max=1021, avg=512.83, stdev=145.38 clat percentiles (msec): | 1.00th=[ 182], 5.00th=[ 279], 10.00th=[ 334], 20.00th=[ 388], | 30.00th=[ 430], 40.00th=[ 472], 50.00th=[ 514], 60.00th=[ 550], | 70.00th=[ 592], 80.00th=[ 651], 90.00th=[ 709], 95.00th=[ 743], | 99.00th=[ 827], 99.50th=[ 885], 99.90th=[ 1020], 99.95th=[ 1020], | 99.99th=[ 1020] bw ( KiB/s): min= 8, max= 152, per=24.78%, avg=82.02, stdev=27.96, samples=125 iops : min= 2, max= 38, avg=20.34, stdev= 7.01, samples=125 lat (msec) : 10=0.16%, 20=0.04%, 50=0.20%, 100=0.16%, 250=24.88% lat (msec) : 500=47.81%, 750=24.57%, 1000=2.07% cpu : usr=0.29%, sys=1.17%, ctx=2816, 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=318KiB/s (326kB/s), 78.0KiB/s-80.9KiB/s (80.9kB/s-82.9kB/s), io=19.6MiB (20.5MB), run=62535-63021msec WRITE: bw=332KiB/s (339kB/s), 82.5KiB/s-83.5KiB/s (84.5kB/s-85.5kB/s), io=20.4MiB (21.4MB), run=62535-63021msec 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=27428: Fri Mar 22 06:49:01 2024 read: IOPS=3, BW=125MiB/s (131MB/s)(40.0MiB/321msec) slat (nsec): min=9899.8k, max=9899.8k, avg=9899842.00, stdev= 0.00 clat (nsec): min=310188k, max=310188k, avg=310188129.00, stdev= 0.00 lat (nsec): min=320111k, max=320111k, avg=320111473.00, stdev= 0.00 clat percentiles (msec): | 1.00th=[ 309], 5.00th=[ 309], 10.00th=[ 309], 20.00th=[ 309], | 30.00th=[ 309], 40.00th=[ 309], 50.00th=[ 309], 60.00th=[ 309], | 70.00th=[ 309], 80.00th=[ 309], 90.00th=[ 309], 95.00th=[ 309], | 99.00th=[ 309], 99.50th=[ 309], 99.90th=[ 309], 99.95th=[ 309], | 99.99th=[ 309] lat (msec) : 500=100.00% cpu : usr=0.31%, sys=2.50%, ctx=5, 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=125MiB/s (131MB/s), 125MiB/s-125MiB/s (131MB/s-131MB/s), io=40.0MiB (41.9MB), run=321-321msec 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