== sanity test 398c: run fio to test AIO ================= 15:23:05 (1741634585) /usr/bin/fio debug=0 40+0 records in 40+0 records out 41943040 bytes (42 MB) copied, 0.108711 s, 386 MB/s osc.lustre-OST0000-osc-ffff8800a83d6000.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=2490: Mon Mar 10 15:23:40 2025 write: IOPS=77, BW=308KiB/s (316kB/s)(10.0MiB/33196msec) slat (usec): min=12, max=567, avg=93.22, stdev=60.76 clat (msec): min=24, max=369, avg=207.19, stdev=43.29 lat (msec): min=24, max=369, avg=207.29, stdev=43.29 clat percentiles (msec): | 1.00th=[ 95], 5.00th=[ 136], 10.00th=[ 155], 20.00th=[ 176], | 30.00th=[ 188], 40.00th=[ 199], 50.00th=[ 209], 60.00th=[ 220], | 70.00th=[ 230], 80.00th=[ 243], 90.00th=[ 255], 95.00th=[ 271], | 99.00th=[ 313], 99.50th=[ 342], 99.90th=[ 368], 99.95th=[ 372], | 99.99th=[ 372] bw ( KiB/s): min= 184, max= 640, per=25.01%, avg=308.38, stdev=58.95, samples=66 iops : min= 46, max= 160, avg=77.02, stdev=14.75, samples=66 lat (msec) : 50=0.70%, 100=1.45%, 250=83.91%, 500=13.95% cpu : usr=0.14%, sys=0.76%, ctx=2788, 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=2491: Mon Mar 10 15:23:40 2025 write: IOPS=77, BW=309KiB/s (316kB/s)(10.0MiB/33183msec) slat (usec): min=14, max=556, avg=95.68, stdev=63.30 clat (msec): min=17, max=374, avg=207.18, stdev=43.71 lat (msec): min=17, max=374, avg=207.27, stdev=43.71 clat percentiles (msec): | 1.00th=[ 73], 5.00th=[ 134], 10.00th=[ 157], 20.00th=[ 176], | 30.00th=[ 188], 40.00th=[ 201], 50.00th=[ 209], 60.00th=[ 220], | 70.00th=[ 230], 80.00th=[ 241], 90.00th=[ 257], 95.00th=[ 271], | 99.00th=[ 313], 99.50th=[ 330], 99.90th=[ 368], 99.95th=[ 368], | 99.99th=[ 376] bw ( KiB/s): min= 200, max= 656, per=25.01%, avg=308.38, stdev=60.55, samples=66 iops : min= 50, max= 164, avg=77.02, stdev=15.16, samples=66 lat (msec) : 20=0.08%, 50=0.27%, 100=1.72%, 250=83.98%, 500=13.95% cpu : usr=0.16%, sys=0.75%, ctx=2823, 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=2492: Mon Mar 10 15:23:40 2025 write: IOPS=77, BW=308KiB/s (316kB/s)(10.0MiB/33217msec) slat (usec): min=13, max=706, avg=92.08, stdev=58.30 clat (msec): min=45, max=378, avg=207.32, stdev=42.48 lat (msec): min=45, max=378, avg=207.42, stdev=42.48 clat percentiles (msec): | 1.00th=[ 95], 5.00th=[ 136], 10.00th=[ 157], 20.00th=[ 176], | 30.00th=[ 188], 40.00th=[ 201], 50.00th=[ 211], 60.00th=[ 220], | 70.00th=[ 228], 80.00th=[ 241], 90.00th=[ 257], 95.00th=[ 271], | 99.00th=[ 305], 99.50th=[ 326], 99.90th=[ 368], 99.95th=[ 368], | 99.99th=[ 380] bw ( KiB/s): min= 216, max= 640, per=24.95%, avg=307.65, stdev=59.02, samples=66 iops : min= 54, max= 160, avg=76.83, stdev=14.77, samples=66 lat (msec) : 50=0.62%, 100=1.45%, 250=84.45%, 500=13.48% cpu : usr=0.14%, sys=0.76%, ctx=2752, 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=2493: Mon Mar 10 15:23:40 2025 write: IOPS=77, BW=309KiB/s (316kB/s)(10.0MiB/33171msec) slat (usec): min=12, max=579, avg=93.61, stdev=60.96 clat (msec): min=48, max=369, avg=207.07, stdev=42.59 lat (msec): min=48, max=369, avg=207.16, stdev=42.60 clat percentiles (msec): | 1.00th=[ 95], 5.00th=[ 138], 10.00th=[ 155], 20.00th=[ 176], | 30.00th=[ 190], 40.00th=[ 201], 50.00th=[ 209], 60.00th=[ 220], | 70.00th=[ 230], 80.00th=[ 241], 90.00th=[ 257], 95.00th=[ 271], | 99.00th=[ 309], 99.50th=[ 317], 99.90th=[ 368], 99.95th=[ 372], | 99.99th=[ 372] bw ( KiB/s): min= 200, max= 640, per=25.01%, avg=308.39, stdev=58.63, samples=66 iops : min= 50, max= 160, avg=77.03, stdev=14.67, samples=66 lat (msec) : 50=0.04%, 100=2.19%, 250=84.57%, 500=13.20% cpu : usr=0.14%, sys=0.79%, ctx=2657, 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=1233KiB/s (1263kB/s), 308KiB/s-309KiB/s (316kB/s-316kB/s), io=40.0MiB (41.9MB), run=33171-33217msec 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=2529: Mon Mar 10 15:24:01 2025 read: IOPS=62, BW=250KiB/s (256kB/s)(5048KiB/20200msec) slat (usec): min=746, max=3628, avg=1301.47, stdev=301.04 clat (usec): min=1610, max=197624, avg=83698.45, stdev=16916.45 lat (msec): min=2, max=198, avg=85.00, stdev=16.92 clat percentiles (msec): | 1.00th=[ 29], 5.00th=[ 60], 10.00th=[ 66], 20.00th=[ 71], | 30.00th=[ 77], 40.00th=[ 81], 50.00th=[ 85], 60.00th=[ 88], | 70.00th=[ 91], 80.00th=[ 96], 90.00th=[ 104], 95.00th=[ 110], | 99.00th=[ 124], 99.50th=[ 130], 99.90th=[ 197], 99.95th=[ 199], | 99.99th=[ 199] bw ( KiB/s): min= 144, max= 343, per=25.06%, avg=248.87, stdev=47.88, samples=40 iops : min= 36, max= 85, avg=62.12, stdev=11.93, samples=40 write: IOPS=64, BW=257KiB/s (263kB/s)(5192KiB/20200msec) slat (usec): min=14, max=379, avg=71.59, stdev=43.82 clat (msec): min=60, max=268, avg=165.94, stdev=37.52 lat (msec): min=60, max=268, avg=166.01, stdev=37.52 clat percentiles (msec): | 1.00th=[ 92], 5.00th=[ 106], 10.00th=[ 117], 20.00th=[ 131], | 30.00th=[ 144], 40.00th=[ 157], 50.00th=[ 167], 60.00th=[ 176], | 70.00th=[ 186], 80.00th=[ 199], 90.00th=[ 218], 95.00th=[ 232], | 99.00th=[ 253], 99.50th=[ 257], 99.90th=[ 266], 99.95th=[ 271], | 99.99th=[ 271] bw ( KiB/s): min= 208, max= 328, per=24.80%, avg=256.47, stdev=30.76, samples=40 iops : min= 52, max= 82, avg=64.02, stdev= 7.69, samples=40 lat (msec) : 2=0.04%, 4=0.04%, 20=0.23%, 50=0.59%, 100=42.93% lat (msec) : 250=55.55%, 500=0.62% cpu : usr=0.20%, sys=1.49%, ctx=3180, 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=2530: Mon Mar 10 15:24:01 2025 read: IOPS=61, BW=246KiB/s (252kB/s)(4976KiB/20200msec) slat (usec): min=730, max=3803, avg=1303.09, stdev=314.58 clat (usec): min=1667, max=131353, avg=82748.57, stdev=15989.30 lat (msec): min=2, max=132, avg=84.05, stdev=16.01 clat percentiles (msec): | 1.00th=[ 22], 5.00th=[ 59], 10.00th=[ 65], 20.00th=[ 71], | 30.00th=[ 77], 40.00th=[ 81], 50.00th=[ 84], 60.00th=[ 87], | 70.00th=[ 90], 80.00th=[ 94], 90.00th=[ 102], 95.00th=[ 109], | 99.00th=[ 118], 99.50th=[ 123], 99.90th=[ 131], 99.95th=[ 132], | 99.99th=[ 132] bw ( KiB/s): min= 144, max= 392, per=24.61%, avg=244.38, stdev=56.89, samples=40 iops : min= 36, max= 98, avg=61.08, stdev=14.19, samples=40 write: IOPS=65, BW=261KiB/s (267kB/s)(5264KiB/20200msec) slat (usec): min=13, max=1307, avg=70.74, stdev=54.23 clat (msec): min=61, max=269, avg=165.73, stdev=37.48 lat (msec): min=61, max=270, avg=165.81, stdev=37.48 clat percentiles (msec): | 1.00th=[ 82], 5.00th=[ 107], 10.00th=[ 117], 20.00th=[ 133], | 30.00th=[ 146], 40.00th=[ 157], 50.00th=[ 165], 60.00th=[ 176], | 70.00th=[ 186], 80.00th=[ 199], 90.00th=[ 215], 95.00th=[ 230], | 99.00th=[ 253], 99.50th=[ 262], 99.90th=[ 268], 99.95th=[ 271], | 99.99th=[ 271] bw ( KiB/s): min= 168, max= 328, per=25.16%, avg=260.18, stdev=36.48, samples=40 iops : min= 42, max= 82, avg=65.03, stdev= 9.14, samples=40 lat (msec) : 2=0.04%, 4=0.08%, 10=0.04%, 20=0.31%, 50=0.59% lat (msec) : 100=43.09%, 250=55.23%, 500=0.62% cpu : usr=0.23%, sys=1.44%, ctx=3073, 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=2531: Mon Mar 10 15:24:01 2025 read: IOPS=61, BW=247KiB/s (253kB/s)(4984KiB/20179msec) slat (usec): min=758, max=4357, avg=1310.86, stdev=324.58 clat (usec): min=1834, max=190016, avg=83517.22, stdev=16094.17 lat (msec): min=2, max=191, avg=84.83, stdev=16.10 clat percentiles (msec): | 1.00th=[ 47], 5.00th=[ 62], 10.00th=[ 66], 20.00th=[ 71], | 30.00th=[ 75], 40.00th=[ 80], 50.00th=[ 84], 60.00th=[ 88], | 70.00th=[ 90], 80.00th=[ 96], 90.00th=[ 103], 95.00th=[ 110], | 99.00th=[ 123], 99.50th=[ 128], 99.90th=[ 163], 99.95th=[ 190], | 99.99th=[ 190] bw ( KiB/s): min= 120, max= 352, per=24.91%, avg=247.40, stdev=53.48, samples=40 iops : min= 30, max= 88, avg=61.85, stdev=13.37, samples=40 write: IOPS=65, BW=260KiB/s (267kB/s)(5256KiB/20179msec) slat (usec): min=14, max=374, avg=72.31, stdev=42.91 clat (msec): min=71, max=280, avg=164.85, stdev=36.58 lat (msec): min=71, max=280, avg=164.93, stdev=36.59 clat percentiles (msec): | 1.00th=[ 84], 5.00th=[ 107], 10.00th=[ 117], 20.00th=[ 132], | 30.00th=[ 146], 40.00th=[ 155], 50.00th=[ 165], 60.00th=[ 176], | 70.00th=[ 184], 80.00th=[ 197], 90.00th=[ 213], 95.00th=[ 228], | 99.00th=[ 249], 99.50th=[ 259], 99.90th=[ 279], 99.95th=[ 279], | 99.99th=[ 279] bw ( KiB/s): min= 208, max= 328, per=25.03%, avg=258.80, stdev=30.40, samples=40 iops : min= 52, max= 82, avg=64.70, stdev= 7.60, samples=40 lat (msec) : 2=0.04%, 20=0.20%, 50=0.66%, 100=42.62%, 250=56.05% lat (msec) : 500=0.43% cpu : usr=0.27%, sys=1.42%, ctx=3192, 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=2532: Mon Mar 10 15:24:01 2025 read: IOPS=63, BW=253KiB/s (259kB/s)(5060KiB/19999msec) slat (usec): min=18, max=4995, avg=1302.89, stdev=339.16 clat (msec): min=2, max=201, avg=82.84, stdev=16.88 lat (msec): min=2, max=202, avg=84.14, stdev=16.93 clat percentiles (msec): | 1.00th=[ 27], 5.00th=[ 60], 10.00th=[ 65], 20.00th=[ 71], | 30.00th=[ 75], 40.00th=[ 80], 50.00th=[ 84], 60.00th=[ 87], | 70.00th=[ 90], 80.00th=[ 95], 90.00th=[ 103], 95.00th=[ 110], | 99.00th=[ 122], 99.50th=[ 130], 99.90th=[ 192], 99.95th=[ 203], | 99.99th=[ 203] bw ( KiB/s): min= 112, max= 360, per=25.59%, avg=254.13, stdev=50.93, samples=39 iops : min= 28, max= 90, avg=63.51, stdev=12.70, samples=39 write: IOPS=64, BW=259KiB/s (265kB/s)(5180KiB/19999msec) slat (usec): min=13, max=1302, avg=74.35, stdev=58.86 clat (msec): min=19, max=264, avg=164.63, stdev=38.51 lat (msec): min=19, max=264, avg=164.71, stdev=38.51 clat percentiles (msec): | 1.00th=[ 78], 5.00th=[ 106], 10.00th=[ 116], 20.00th=[ 133], | 30.00th=[ 144], 40.00th=[ 157], 50.00th=[ 165], 60.00th=[ 176], | 70.00th=[ 184], 80.00th=[ 197], 90.00th=[ 215], 95.00th=[ 232], | 99.00th=[ 253], 99.50th=[ 259], 99.90th=[ 264], 99.95th=[ 266], | 99.99th=[ 266] bw ( KiB/s): min= 200, max= 336, per=24.91%, avg=257.62, stdev=30.29, samples=39 iops : min= 50, max= 84, avg=64.38, stdev= 7.58, samples=39 lat (msec) : 4=0.12%, 10=0.04%, 20=0.27%, 50=0.90%, 100=43.79% lat (msec) : 250=54.06%, 500=0.82% cpu : usr=0.23%, sys=1.48%, ctx=3128, 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=993KiB/s (1017kB/s), 246KiB/s-253KiB/s (252kB/s-259kB/s), io=19.6MiB (20.5MB), run=19999-20200msec WRITE: bw=1034KiB/s (1059kB/s), 257KiB/s-261KiB/s (263kB/s-267kB/s), io=20.4MiB (21.4MB), run=19999-20200msec 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=2552: Mon Mar 10 15:24:02 2025 read: IOPS=11, BW=465MiB/s (488MB/s)(40.0MiB/86msec) slat (nsec): min=7654.0k, max=7654.0k, avg=7654951.00, stdev= 0.00 clat (nsec): min=72942k, max=72942k, avg=72941547.00, stdev= 0.00 lat (nsec): min=80623k, max=80623k, avg=80623053.00, stdev= 0.00 clat percentiles (usec): | 1.00th=[72877], 5.00th=[72877], 10.00th=[72877], 20.00th=[72877], | 30.00th=[72877], 40.00th=[72877], 50.00th=[72877], 60.00th=[72877], | 70.00th=[72877], 80.00th=[72877], 90.00th=[72877], 95.00th=[72877], | 99.00th=[72877], 99.50th=[72877], 99.90th=[72877], 99.95th=[72877], | 99.99th=[72877] lat (msec) : 100=100.00% cpu : usr=1.18%, sys=9.41%, ctx=4, 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=465MiB/s (488MB/s), 465MiB/s-465MiB/s (488MB/s-488MB/s), io=40.0MiB (41.9MB), run=86-86msec 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