== sanity test 398c: run fio to test AIO ================= 01:04:23 (1743743063) /usr/bin/fio debug=0 40+0 records in 40+0 records out 41943040 bytes (42 MB) copied, 0.131253 s, 320 MB/s osc.lustre-OST0000-osc-ffff8800b78aa000.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=7975: Fri Apr 4 01:05:29 2025 write: IOPS=39, BW=158KiB/s (162kB/s)(10.0MiB/64646msec) slat (usec): min=16, max=938, avg=89.13, stdev=46.14 clat (msec): min=156, max=621, avg=403.62, stdev=64.54 lat (msec): min=156, max=621, avg=403.71, stdev=64.54 clat percentiles (msec): | 1.00th=[ 201], 5.00th=[ 300], 10.00th=[ 330], 20.00th=[ 359], | 30.00th=[ 376], 40.00th=[ 388], 50.00th=[ 405], 60.00th=[ 422], | 70.00th=[ 435], 80.00th=[ 456], 90.00th=[ 481], 95.00th=[ 506], | 99.00th=[ 558], 99.50th=[ 575], 99.90th=[ 617], 99.95th=[ 625], | 99.99th=[ 625] bw ( KiB/s): min= 96, max= 256, per=24.92%, avg=157.74, stdev=26.11, samples=129 iops : min= 24, max= 64, avg=39.37, stdev= 6.52, samples=129 lat (msec) : 250=2.46%, 500=92.11%, 750=5.43% cpu : usr=0.08%, sys=0.47%, ctx=1707, 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=7976: Fri Apr 4 01:05:29 2025 write: IOPS=39, BW=159KiB/s (162kB/s)(10.0MiB/64601msec) slat (usec): min=15, max=909, avg=92.66, stdev=47.57 clat (msec): min=118, max=619, avg=403.36, stdev=64.91 lat (msec): min=119, max=619, avg=403.46, stdev=64.91 clat percentiles (msec): | 1.00th=[ 201], 5.00th=[ 296], 10.00th=[ 326], 20.00th=[ 359], | 30.00th=[ 380], 40.00th=[ 393], 50.00th=[ 405], 60.00th=[ 422], | 70.00th=[ 435], 80.00th=[ 456], 90.00th=[ 481], 95.00th=[ 506], | 99.00th=[ 550], 99.50th=[ 575], 99.90th=[ 617], 99.95th=[ 617], | 99.99th=[ 617] bw ( KiB/s): min= 96, max= 256, per=24.91%, avg=157.65, stdev=23.87, samples=129 iops : min= 24, max= 64, avg=39.28, stdev= 5.95, samples=129 lat (msec) : 250=2.66%, 500=92.03%, 750=5.31% cpu : usr=0.09%, sys=0.49%, ctx=1744, 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=7977: Fri Apr 4 01:05:29 2025 write: IOPS=39, BW=158KiB/s (162kB/s)(10.0MiB/64672msec) slat (usec): min=24, max=370, avg=87.49, stdev=39.27 clat (msec): min=172, max=620, avg=403.76, stdev=64.73 lat (msec): min=173, max=620, avg=403.85, stdev=64.74 clat percentiles (msec): | 1.00th=[ 201], 5.00th=[ 296], 10.00th=[ 326], 20.00th=[ 359], | 30.00th=[ 376], 40.00th=[ 393], 50.00th=[ 405], 60.00th=[ 422], | 70.00th=[ 439], 80.00th=[ 456], 90.00th=[ 481], 95.00th=[ 506], | 99.00th=[ 550], 99.50th=[ 567], 99.90th=[ 600], 99.95th=[ 617], | 99.99th=[ 617] bw ( KiB/s): min= 96, max= 256, per=24.92%, avg=157.75, stdev=26.37, samples=129 iops : min= 24, max= 64, avg=39.38, stdev= 6.61, samples=129 lat (msec) : 250=2.77%, 500=91.29%, 750=5.94% cpu : usr=0.09%, sys=0.46%, ctx=1620, 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=7978: Fri Apr 4 01:05:29 2025 write: IOPS=39, BW=159KiB/s (162kB/s)(10.0MiB/64573msec) slat (usec): min=21, max=510, avg=89.52, stdev=42.23 clat (msec): min=33, max=664, avg=403.19, stdev=68.01 lat (msec): min=33, max=665, avg=403.28, stdev=68.01 clat percentiles (msec): | 1.00th=[ 184], 5.00th=[ 296], 10.00th=[ 326], 20.00th=[ 359], | 30.00th=[ 380], 40.00th=[ 393], 50.00th=[ 405], 60.00th=[ 422], | 70.00th=[ 435], 80.00th=[ 456], 90.00th=[ 485], 95.00th=[ 506], | 99.00th=[ 558], 99.50th=[ 584], 99.90th=[ 617], 99.95th=[ 625], | 99.99th=[ 667] bw ( KiB/s): min= 95, max= 279, per=24.90%, avg=157.61, stdev=26.91, samples=129 iops : min= 23, max= 69, avg=39.24, stdev= 6.73, samples=129 lat (msec) : 50=0.08%, 100=0.12%, 250=2.73%, 500=91.13%, 750=5.94% cpu : usr=0.09%, sys=0.46%, ctx=1734, 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=633KiB/s (649kB/s), 158KiB/s-159KiB/s (162kB/s-162kB/s), io=40.0MiB (41.9MB), run=64573-64672msec 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=8040: Fri Apr 4 01:06:11 2025 read: IOPS=31, BW=125KiB/s (128kB/s)(5048KiB/40337msec) slat (usec): min=917, max=4823, avg=2425.36, stdev=417.39 clat (msec): min=4, max=286, avg=163.90, stdev=34.34 lat (msec): min=6, max=289, avg=166.33, stdev=34.37 clat percentiles (msec): | 1.00th=[ 52], 5.00th=[ 113], 10.00th=[ 126], 20.00th=[ 140], | 30.00th=[ 146], 40.00th=[ 155], 50.00th=[ 163], 60.00th=[ 174], | 70.00th=[ 180], 80.00th=[ 192], 90.00th=[ 207], 95.00th=[ 222], | 99.00th=[ 241], 99.50th=[ 247], 99.90th=[ 271], 99.95th=[ 288], | 99.99th=[ 288] bw ( KiB/s): min= 56, max= 216, per=25.16%, avg=124.52, stdev=37.48, samples=80 iops : min= 14, max= 54, avg=31.08, stdev= 9.37, samples=80 write: IOPS=32, BW=129KiB/s (132kB/s)(5192KiB/40337msec) slat (usec): min=17, max=357, avg=98.43, stdev=41.19 clat (msec): min=56, max=554, avg=334.90, stdev=72.82 lat (msec): min=56, max=555, avg=335.00, stdev=72.82 clat percentiles (msec): | 1.00th=[ 167], 5.00th=[ 218], 10.00th=[ 247], 20.00th=[ 275], | 30.00th=[ 296], 40.00th=[ 317], 50.00th=[ 330], 60.00th=[ 351], | 70.00th=[ 372], 80.00th=[ 397], 90.00th=[ 430], 95.00th=[ 460], | 99.00th=[ 514], 99.50th=[ 523], 99.90th=[ 542], 99.95th=[ 558], | 99.99th=[ 558] bw ( KiB/s): min= 64, max= 192, per=24.76%, avg=127.52, stdev=24.81, samples=80 iops : min= 16, max= 48, avg=31.83, stdev= 6.21, samples=80 lat (msec) : 10=0.08%, 20=0.08%, 50=0.31%, 100=0.90%, 250=53.52% lat (msec) : 500=44.26%, 750=0.86% cpu : usr=0.19%, sys=1.18%, ctx=3035, 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=8041: Fri Apr 4 01:06:11 2025 read: IOPS=30, BW=123KiB/s (126kB/s)(4976KiB/40517msec) slat (usec): min=31, max=4694, avg=2418.27, stdev=423.22 clat (msec): min=2, max=291, avg=164.73, stdev=35.51 lat (msec): min=3, max=293, avg=167.15, stdev=35.54 clat percentiles (msec): | 1.00th=[ 40], 5.00th=[ 113], 10.00th=[ 127], 20.00th=[ 140], | 30.00th=[ 148], 40.00th=[ 157], 50.00th=[ 163], 60.00th=[ 174], | 70.00th=[ 182], 80.00th=[ 192], 90.00th=[ 211], 95.00th=[ 226], | 99.00th=[ 241], 99.50th=[ 249], 99.90th=[ 288], 99.95th=[ 292], | 99.99th=[ 292] bw ( KiB/s): min= 47, max= 207, per=24.57%, avg=121.61, stdev=37.19, samples=80 iops : min= 11, max= 51, avg=30.26, stdev= 9.34, samples=80 write: IOPS=32, BW=130KiB/s (133kB/s)(5264KiB/40517msec) slat (usec): min=25, max=991, avg=99.12, stdev=49.95 clat (msec): min=34, max=552, avg=334.29, stdev=75.23 lat (msec): min=34, max=552, avg=334.39, stdev=75.23 clat percentiles (msec): | 1.00th=[ 127], 5.00th=[ 213], 10.00th=[ 243], 20.00th=[ 279], | 30.00th=[ 296], 40.00th=[ 317], 50.00th=[ 334], 60.00th=[ 351], | 70.00th=[ 376], 80.00th=[ 401], 90.00th=[ 430], 95.00th=[ 456], | 99.00th=[ 498], 99.50th=[ 514], 99.90th=[ 531], 99.95th=[ 550], | 99.99th=[ 550] bw ( KiB/s): min= 80, max= 183, per=24.80%, avg=127.71, stdev=24.08, samples=80 iops : min= 20, max= 45, avg=31.79, stdev= 5.99, samples=80 lat (msec) : 4=0.08%, 10=0.08%, 20=0.08%, 50=0.43%, 100=1.02% lat (msec) : 250=52.58%, 500=45.27%, 750=0.47% cpu : usr=0.16%, sys=1.20%, ctx=2985, 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=8042: Fri Apr 4 01:06:11 2025 read: IOPS=30, BW=123KiB/s (126kB/s)(4984KiB/40537msec) slat (usec): min=1063, max=4925, avg=2430.59, stdev=421.33 clat (msec): min=2, max=311, avg=165.50, stdev=32.30 lat (msec): min=4, max=313, avg=167.94, stdev=32.35 clat percentiles (msec): | 1.00th=[ 93], 5.00th=[ 118], 10.00th=[ 129], 20.00th=[ 140], | 30.00th=[ 148], 40.00th=[ 157], 50.00th=[ 165], 60.00th=[ 174], | 70.00th=[ 182], 80.00th=[ 190], 90.00th=[ 207], 95.00th=[ 220], | 99.00th=[ 243], 99.50th=[ 249], 99.90th=[ 288], 99.95th=[ 313], | 99.99th=[ 313] bw ( KiB/s): min= 48, max= 224, per=24.77%, avg=122.62, stdev=36.73, samples=81 iops : min= 12, max= 56, avg=30.62, stdev= 9.19, samples=81 write: IOPS=32, BW=130KiB/s (133kB/s)(5256KiB/40537msec) slat (usec): min=25, max=431, avg=98.30, stdev=40.95 clat (msec): min=132, max=545, avg=333.72, stdev=71.76 lat (msec): min=132, max=545, avg=333.82, stdev=71.76 clat percentiles (msec): | 1.00th=[ 159], 5.00th=[ 218], 10.00th=[ 245], 20.00th=[ 275], | 30.00th=[ 296], 40.00th=[ 317], 50.00th=[ 334], 60.00th=[ 351], | 70.00th=[ 368], 80.00th=[ 393], 90.00th=[ 430], 95.00th=[ 456], | 99.00th=[ 506], 99.50th=[ 535], 99.90th=[ 542], 99.95th=[ 550], | 99.99th=[ 550] bw ( KiB/s): min= 64, max= 208, per=24.98%, avg=128.64, stdev=24.81, samples=81 iops : min= 16, max= 52, avg=32.12, stdev= 6.22, samples=81 lat (msec) : 4=0.04%, 10=0.04%, 50=0.08%, 100=0.74%, 250=53.71% lat (msec) : 500=44.65%, 750=0.74% cpu : usr=0.16%, sys=1.23%, ctx=2954, 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=8043: Fri Apr 4 01:06:11 2025 read: IOPS=31, BW=125KiB/s (128kB/s)(5060KiB/40436msec) slat (usec): min=898, max=4935, avg=2436.85, stdev=419.41 clat (msec): min=3, max=289, avg=165.29, stdev=34.58 lat (msec): min=5, max=292, avg=167.73, stdev=34.63 clat percentiles (msec): | 1.00th=[ 63], 5.00th=[ 115], 10.00th=[ 127], 20.00th=[ 138], | 30.00th=[ 148], 40.00th=[ 157], 50.00th=[ 167], 60.00th=[ 174], | 70.00th=[ 184], 80.00th=[ 192], 90.00th=[ 209], 95.00th=[ 222], | 99.00th=[ 243], 99.50th=[ 249], 99.90th=[ 268], 99.95th=[ 288], | 99.99th=[ 288] bw ( KiB/s): min= 56, max= 232, per=25.18%, avg=124.65, stdev=32.77, samples=80 iops : min= 14, max= 58, avg=31.13, stdev= 8.18, samples=80 write: IOPS=32, BW=128KiB/s (131kB/s)(5180KiB/40436msec) slat (usec): min=24, max=2929, avg=97.56, stdev=88.66 clat (msec): min=137, max=569, avg=335.02, stdev=71.41 lat (msec): min=137, max=569, avg=335.12, stdev=71.41 clat percentiles (msec): | 1.00th=[ 174], 5.00th=[ 220], 10.00th=[ 247], 20.00th=[ 279], | 30.00th=[ 300], 40.00th=[ 317], 50.00th=[ 330], 60.00th=[ 347], | 70.00th=[ 368], 80.00th=[ 393], 90.00th=[ 430], 95.00th=[ 456], | 99.00th=[ 518], 99.50th=[ 527], 99.90th=[ 558], 99.95th=[ 567], | 99.99th=[ 567] bw ( KiB/s): min= 80, max= 184, per=24.63%, avg=126.85, stdev=22.16, samples=80 iops : min= 20, max= 46, avg=31.67, stdev= 5.56, samples=80 lat (msec) : 4=0.04%, 50=0.35%, 100=0.90%, 250=53.28%, 500=44.57% lat (msec) : 750=0.86% cpu : usr=0.13%, sys=1.20%, ctx=3116, 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=495KiB/s (507kB/s), 123KiB/s-125KiB/s (126kB/s-128kB/s), io=19.6MiB (20.5MB), run=40337-40537msec WRITE: bw=515KiB/s (528kB/s), 128KiB/s-130KiB/s (131kB/s-133kB/s), io=20.4MiB (21.4MB), run=40337-40537msec 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=8079: Fri Apr 4 01:06:13 2025 read: IOPS=6, BW=268MiB/s (281MB/s)(40.0MiB/149msec) slat (nsec): min=10578k, max=10578k, avg=10578439.00, stdev= 0.00 clat (nsec): min=130984k, max=130984k, avg=130983825.00, stdev= 0.00 lat (nsec): min=141594k, max=141594k, avg=141594021.00, stdev= 0.00 clat percentiles (msec): | 1.00th=[ 131], 5.00th=[ 131], 10.00th=[ 131], 20.00th=[ 131], | 30.00th=[ 131], 40.00th=[ 131], 50.00th=[ 131], 60.00th=[ 131], | 70.00th=[ 131], 80.00th=[ 131], 90.00th=[ 131], 95.00th=[ 131], | 99.00th=[ 131], 99.50th=[ 131], 99.90th=[ 131], 99.95th=[ 131], | 99.99th=[ 131] lat (msec) : 250=100.00% cpu : usr=0.00%, sys=6.08%, ctx=19, 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=268MiB/s (281MB/s), 268MiB/s-268MiB/s (281MB/s-281MB/s), io=40.0MiB (41.9MB), run=149-149msec 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