== sanity test 398b: DIO and buffer IO race ============== 14:52:37 (1776192757) /usr/bin/fio 12+0 records in 12+0 records out 12582912 bytes (13 MB, 12 MiB) copied, 0.207488 s, 60.6 MB/s mix direct rw 12M to OST0 by fio with 4 jobs... mix buffer rw 12M to OST0 by fio with 4 jobs... rand-rw: (g=0): rw=randrw, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=psync, iodepth=16 ... fio-3.19 Starting 4 processes rand-rw: (g=0): rw=randrw, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=psync, iodepth=16 ... fio-3.19 Starting 4 processes rand-rw: (groupid=0, jobs=1): err= 0: pid=148289: Tue Apr 14 14:53:09 2026 read: IOPS=22, BW=88.8KiB/s (90.9kB/s)(1480KiB/16674msec) clat (usec): min=5, max=205161, avg=24493.45, stdev=30519.73 lat (usec): min=5, max=205162, avg=24501.01, stdev=30515.09 clat percentiles (usec): | 1.00th=[ 8], 5.00th=[ 11], 10.00th=[ 16], 20.00th=[ 27], | 30.00th=[ 39], 40.00th=[ 76], 50.00th=[ 16909], 60.00th=[ 25560], | 70.00th=[ 34341], 80.00th=[ 43254], 90.00th=[ 62129], 95.00th=[ 82314], | 99.00th=[125305], 99.50th=[156238], 99.90th=[204473], 99.95th=[204473], | 99.99th=[204473] bw ( KiB/s): min= 38, max= 183, per=26.38%, avg=85.72, stdev=33.47, samples=32 iops : min= 9, max= 45, avg=20.88, stdev= 8.46, samples=32 write: IOPS=23, BW=95.5KiB/s (97.8kB/s)(1592KiB/16674msec); 0 zone resets clat (usec): min=124, max=147918, avg=18866.47, stdev=24196.57 lat (usec): min=124, max=147920, avg=18867.66, stdev=24196.59 clat percentiles (usec): | 1.00th=[ 184], 5.00th=[ 212], 10.00th=[ 237], 20.00th=[ 326], | 30.00th=[ 627], 40.00th=[ 3195], 50.00th=[ 9896], 60.00th=[ 15139], | 70.00th=[ 23200], 80.00th=[ 36439], 90.00th=[ 54264], 95.00th=[ 67634], | 99.00th=[109577], 99.50th=[121111], 99.90th=[147850], 99.95th=[147850], | 99.99th=[147850] bw ( KiB/s): min= 31, max= 165, per=26.97%, avg=92.25, stdev=33.30, samples=32 iops : min= 7, max= 41, avg=22.50, stdev= 8.44, samples=32 lat (usec) : 10=1.69%, 20=4.69%, 50=11.59%, 100=1.69%, 250=6.51% lat (usec) : 500=8.46%, 750=1.95%, 1000=0.91% lat (msec) : 2=2.21%, 4=2.08%, 10=5.86%, 20=12.63%, 50=25.78% lat (msec) : 100=11.98%, 250=1.95% cpu : usr=0.16%, sys=2.95%, ctx=840, majf=0, minf=17 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=370,398,0,0 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=148290: Tue Apr 14 14:53:09 2026 read: IOPS=21, BW=86.3KiB/s (88.4kB/s)(1436KiB/16641msec) clat (usec): min=7, max=140573, avg=26849.16, stdev=27400.15 lat (usec): min=7, max=140574, avg=26855.96, stdev=27394.62 clat percentiles (usec): | 1.00th=[ 10], 5.00th=[ 14], 10.00th=[ 20], 20.00th=[ 34], | 30.00th=[ 51], 40.00th=[ 14484], 50.00th=[ 23987], 60.00th=[ 31851], | 70.00th=[ 38011], 80.00th=[ 47449], 90.00th=[ 63177], 95.00th=[ 82314], | 99.00th=[109577], 99.50th=[130548], 99.90th=[141558], 99.95th=[141558], | 99.99th=[141558] bw ( KiB/s): min= 15, max= 175, per=26.48%, avg=86.06, stdev=36.95, samples=32 iops : min= 3, max= 43, avg=20.94, stdev= 9.30, samples=32 write: IOPS=24, BW=98.3KiB/s (101kB/s)(1636KiB/16641msec); 0 zone resets clat (usec): min=104, max=166371, avg=16811.49, stdev=23478.53 lat (usec): min=105, max=166373, avg=16812.69, stdev=23478.54 clat percentiles (usec): | 1.00th=[ 169], 5.00th=[ 200], 10.00th=[ 223], 20.00th=[ 273], | 30.00th=[ 355], 40.00th=[ 1795], 50.00th=[ 9503], 60.00th=[ 14615], | 70.00th=[ 19006], 80.00th=[ 28967], 90.00th=[ 44827], 95.00th=[ 65274], | 99.00th=[103285], 99.50th=[116917], 99.90th=[166724], 99.95th=[166724], | 99.99th=[166724] bw ( KiB/s): min= 15, max= 175, per=28.40%, avg=97.12, stdev=35.55, samples=32 iops : min= 3, max= 43, avg=23.75, stdev= 8.97, samples=32 lat (usec) : 10=1.04%, 20=3.78%, 50=9.11%, 100=1.43%, 250=8.72% lat (usec) : 500=10.16%, 750=1.56%, 1000=0.39% lat (msec) : 2=1.43%, 4=1.17%, 10=5.60%, 20=15.23%, 50=27.73% lat (msec) : 100=11.20%, 250=1.43% cpu : usr=0.13%, sys=2.97%, ctx=879, majf=0, minf=15 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=359,409,0,0 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=148293: Tue Apr 14 14:53:09 2026 read: IOPS=21, BW=84.9KiB/s (86.0kB/s)(1564KiB/18412msec) clat (usec): min=6, max=179824, avg=28350.59, stdev=29246.07 lat (usec): min=7, max=179826, avg=28352.00, stdev=29246.28 clat percentiles (usec): | 1.00th=[ 9], 5.00th=[ 16], 10.00th=[ 23], 20.00th=[ 32], | 30.00th=[ 75], 40.00th=[ 17171], 50.00th=[ 24249], 60.00th=[ 30802], | 70.00th=[ 38536], 80.00th=[ 47449], 90.00th=[ 63701], 95.00th=[ 82314], | 99.00th=[129500], 99.50th=[147850], 99.90th=[179307], 99.95th=[179307], | 99.99th=[179307] bw ( KiB/s): min= 15, max= 189, per=25.85%, avg=84.00, stdev=36.03, samples=36 iops : min= 3, max= 47, avg=20.44, stdev= 9.12, samples=36 write: IOPS=20, BW=81.9KiB/s (83.9kB/s)(1508KiB/18412msec); 0 zone resets clat (usec): min=162, max=151095, avg=19234.41, stdev=24866.89 lat (usec): min=163, max=151098, avg=19235.67, stdev=24866.93 clat percentiles (usec): | 1.00th=[ 182], 5.00th=[ 206], 10.00th=[ 247], 20.00th=[ 297], | 30.00th=[ 429], 40.00th=[ 2900], 50.00th=[ 10945], 60.00th=[ 16450], | 70.00th=[ 23987], 80.00th=[ 35914], 90.00th=[ 54789], 95.00th=[ 70779], | 99.00th=[115868], 99.50th=[149947], 99.90th=[152044], 99.95th=[152044], | 99.99th=[152044] bw ( KiB/s): min= 30, max= 164, per=23.25%, avg=79.53, stdev=32.65, samples=36 iops : min= 7, max= 41, avg=19.33, stdev= 8.27, samples=36 lat (usec) : 10=1.04%, 20=3.12%, 50=10.68%, 100=0.52%, 250=5.34% lat (usec) : 500=10.55%, 750=1.69%, 1000=1.17% lat (msec) : 2=0.65%, 4=1.30%, 10=4.56%, 20=13.80%, 50=30.08% lat (msec) : 100=13.28%, 250=2.21% cpu : usr=0.14%, sys=2.62%, ctx=923, majf=0, minf=17 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=391,377,0,0 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=148295: Tue Apr 14 14:53:09 2026 read: IOPS=22, BW=91.9KiB/s (94.1kB/s)(1508KiB/16417msec) clat (usec): min=7, max=168961, avg=25065.37, stdev=27954.65 lat (usec): min=7, max=168962, avg=25067.09, stdev=27954.67 clat percentiles (usec): | 1.00th=[ 10], 5.00th=[ 15], 10.00th=[ 20], 20.00th=[ 31], | 30.00th=[ 44], 40.00th=[ 10683], 50.00th=[ 20841], 60.00th=[ 27657], | 70.00th=[ 34866], 80.00th=[ 45876], 90.00th=[ 58983], 95.00th=[ 74974], | 99.00th=[115868], 99.50th=[164627], 99.90th=[168821], 99.95th=[168821], | 99.99th=[168821] bw ( KiB/s): min= 15, max= 163, per=27.75%, avg=90.19, stdev=33.26, samples=32 iops : min= 3, max= 40, avg=21.97, stdev= 8.39, samples=32 write: IOPS=23, BW=95.3KiB/s (97.6kB/s)(1564KiB/16417msec); 0 zone resets clat (usec): min=176, max=181055, avg=17496.84, stdev=23399.78 lat (usec): min=176, max=181058, avg=17498.26, stdev=23399.82 clat percentiles (usec): | 1.00th=[ 192], 5.00th=[ 206], 10.00th=[ 235], 20.00th=[ 285], | 30.00th=[ 412], 40.00th=[ 2900], 50.00th=[ 9896], 60.00th=[ 14746], | 70.00th=[ 20841], 80.00th=[ 30278], 90.00th=[ 47973], 95.00th=[ 65274], | 99.00th=[102237], 99.50th=[105382], 99.90th=[181404], 99.95th=[181404], | 99.99th=[181404] bw ( KiB/s): min= 31, max= 184, per=27.47%, avg=93.94, stdev=32.68, samples=32 iops : min= 7, max= 46, avg=22.91, stdev= 8.27, samples=32 lat (usec) : 10=0.78%, 20=4.43%, 50=10.94%, 100=0.78%, 250=7.42% lat (usec) : 500=9.38%, 750=1.69%, 1000=0.65% lat (msec) : 2=1.43%, 4=1.69%, 10=5.73%, 20=14.06%, 50=28.26% lat (msec) : 100=11.33%, 250=1.43% cpu : usr=0.19%, sys=2.86%, ctx=845, majf=0, minf=17 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=377,391,0,0 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=325KiB/s (333kB/s), 84.9KiB/s-91.9KiB/s (86.0kB/s-94.1kB/s), io=5988KiB (6132kB), run=16417-18412msec WRITE: bw=342KiB/s (350kB/s), 81.9KiB/s-98.3KiB/s (83.9kB/s-101kB/s), io=6300KiB (6451kB), run=16417-18412msec rand-rw: (groupid=0, jobs=1): err= 0: pid=148288: Tue Apr 14 14:53:22 2026 read: IOPS=12, BW=48.1KiB/s (49.2kB/s)(1480KiB/30786msec) clat (msec): min=3, max=196, avg=28.02, stdev=24.47 lat (msec): min=3, max=196, avg=28.02, stdev=24.47 clat percentiles (msec): | 1.00th=[ 5], 5.00th=[ 8], 10.00th=[ 9], 20.00th=[ 11], | 30.00th=[ 14], 40.00th=[ 17], 50.00th=[ 21], 60.00th=[ 26], | 70.00th=[ 31], 80.00th=[ 39], 90.00th=[ 60], 95.00th=[ 72], | 99.00th=[ 134], 99.50th=[ 142], 99.90th=[ 197], 99.95th=[ 197], | 99.99th=[ 197] bw ( KiB/s): min= 7, max= 152, per=24.57%, avg=47.67, stdev=25.51, samples=60 iops : min= 1, max= 38, avg=11.27, stdev= 6.42, samples=60 write: IOPS=12, BW=51.7KiB/s (52.0kB/s)(1592KiB/30786msec); 0 zone resets clat (msec): min=9, max=213, avg=51.11, stdev=28.05 lat (msec): min=9, max=213, avg=51.11, stdev=28.05 clat percentiles (msec): | 1.00th=[ 14], 5.00th=[ 19], 10.00th=[ 24], 20.00th=[ 28], | 30.00th=[ 34], 40.00th=[ 40], 50.00th=[ 45], 60.00th=[ 51], | 70.00th=[ 60], 80.00th=[ 71], 90.00th=[ 92], 95.00th=[ 105], | 99.00th=[ 140], 99.50th=[ 157], 99.90th=[ 213], 99.95th=[ 213], | 99.99th=[ 213] bw ( KiB/s): min= 7, max= 103, per=25.17%, avg=51.35, stdev=19.21, samples=60 iops : min= 1, max= 25, avg=12.20, stdev= 4.83, samples=60 lat (msec) : 4=0.39%, 10=7.68%, 20=19.14%, 50=45.83%, 100=22.14% lat (msec) : 250=4.82% cpu : usr=0.08%, sys=0.78%, ctx=830, majf=0, minf=13 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=370,398,0,0 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=148291: Tue Apr 14 14:53:22 2026 read: IOPS=11, BW=46.7KiB/s (47.8kB/s)(1436KiB/30735msec) clat (msec): min=4, max=139, avg=27.61, stdev=23.69 lat (msec): min=4, max=139, avg=27.61, stdev=23.69 clat percentiles (msec): | 1.00th=[ 6], 5.00th=[ 7], 10.00th=[ 9], 20.00th=[ 11], | 30.00th=[ 14], 40.00th=[ 16], 50.00th=[ 19], 60.00th=[ 24], | 70.00th=[ 31], 80.00th=[ 39], 90.00th=[ 63], 95.00th=[ 80], | 99.00th=[ 114], 99.50th=[ 138], 99.90th=[ 140], 99.95th=[ 140], | 99.99th=[ 140] bw ( KiB/s): min= 7, max= 111, per=23.80%, avg=46.17, stdev=24.08, samples=60 iops : min= 1, max= 27, avg=10.88, stdev= 6.03, samples=60 write: IOPS=13, BW=53.2KiB/s (54.5kB/s)(1636KiB/30735msec); 0 zone resets clat (msec): min=8, max=190, avg=50.57, stdev=27.45 lat (msec): min=8, max=190, avg=50.57, stdev=27.45 clat percentiles (msec): | 1.00th=[ 13], 5.00th=[ 19], 10.00th=[ 23], 20.00th=[ 29], | 30.00th=[ 34], 40.00th=[ 40], 50.00th=[ 44], 60.00th=[ 50], | 70.00th=[ 59], 80.00th=[ 70], 90.00th=[ 87], 95.00th=[ 105], | 99.00th=[ 138], 99.50th=[ 140], 99.90th=[ 190], 99.95th=[ 190], | 99.99th=[ 190] bw ( KiB/s): min= 15, max= 107, per=25.82%, avg=52.67, stdev=20.25, samples=60 iops : min= 3, max= 26, avg=12.52, stdev= 5.10, samples=60 lat (msec) : 10=7.42%, 20=20.96%, 50=44.01%, 100=23.31%, 250=4.30% cpu : usr=0.10%, sys=1.03%, ctx=854, majf=0, minf=12 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=359,409,0,0 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=148292: Tue Apr 14 14:53:22 2026 read: IOPS=12, BW=51.3KiB/s (52.5kB/s)(1564KiB/30514msec) clat (msec): min=4, max=202, avg=27.99, stdev=23.56 lat (msec): min=4, max=202, avg=27.99, stdev=23.56 clat percentiles (msec): | 1.00th=[ 6], 5.00th=[ 7], 10.00th=[ 10], 20.00th=[ 12], | 30.00th=[ 15], 40.00th=[ 18], 50.00th=[ 21], 60.00th=[ 25], | 70.00th=[ 32], 80.00th=[ 40], 90.00th=[ 56], 95.00th=[ 80], | 99.00th=[ 122], 99.50th=[ 142], 99.90th=[ 203], 99.95th=[ 203], | 99.99th=[ 203] bw ( KiB/s): min= 7, max= 111, per=26.23%, avg=50.88, stdev=25.47, samples=59 iops : min= 1, max= 27, avg=12.08, stdev= 6.43, samples=59 write: IOPS=12, BW=49.4KiB/s (50.6kB/s)(1508KiB/30514msec); 0 zone resets clat (msec): min=7, max=194, avg=51.70, stdev=27.66 lat (msec): min=7, max=194, avg=51.70, stdev=27.66 clat percentiles (msec): | 1.00th=[ 12], 5.00th=[ 19], 10.00th=[ 23], 20.00th=[ 29], | 30.00th=[ 34], 40.00th=[ 42], 50.00th=[ 47], 60.00th=[ 53], | 70.00th=[ 62], 80.00th=[ 71], 90.00th=[ 85], 95.00th=[ 108], | 99.00th=[ 146], 99.50th=[ 169], 99.90th=[ 194], 99.95th=[ 194], | 99.99th=[ 194] bw ( KiB/s): min= 21, max= 111, per=23.71%, avg=48.37, stdev=18.45, samples=59 iops : min= 5, max= 27, avg=11.44, stdev= 4.62, samples=59 lat (msec) : 10=7.03%, 20=20.44%, 50=43.10%, 100=25.52%, 250=3.91% cpu : usr=0.14%, sys=0.91%, ctx=885, majf=0, minf=13 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=391,377,0,0 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=148294: Tue Apr 14 14:53:22 2026 read: IOPS=12, BW=49.0KiB/s (50.2kB/s)(1508KiB/30770msec) clat (msec): min=3, max=164, avg=30.21, stdev=26.05 lat (msec): min=3, max=164, avg=30.21, stdev=26.05 clat percentiles (msec): | 1.00th=[ 5], 5.00th=[ 7], 10.00th=[ 9], 20.00th=[ 13], | 30.00th=[ 16], 40.00th=[ 19], 50.00th=[ 22], 60.00th=[ 28], | 70.00th=[ 35], 80.00th=[ 43], 90.00th=[ 63], 95.00th=[ 78], | 99.00th=[ 146], 99.50th=[ 153], 99.90th=[ 165], 99.95th=[ 165], | 99.99th=[ 165] bw ( KiB/s): min= 7, max= 102, per=24.97%, avg=48.43, stdev=20.79, samples=60 iops : min= 1, max= 25, avg=11.47, stdev= 5.19, samples=60 write: IOPS=12, BW=50.8KiB/s (52.0kB/s)(1564KiB/30770msec); 0 zone resets clat (msec): min=12, max=164, avg=49.37, stdev=26.70 lat (msec): min=12, max=164, avg=49.38, stdev=26.70 clat percentiles (msec): | 1.00th=[ 14], 5.00th=[ 20], 10.00th=[ 24], 20.00th=[ 29], | 30.00th=[ 34], 40.00th=[ 39], 50.00th=[ 43], 60.00th=[ 48], | 70.00th=[ 57], 80.00th=[ 66], 90.00th=[ 82], 95.00th=[ 106], | 99.00th=[ 148], 99.50th=[ 155], 99.90th=[ 165], 99.95th=[ 165], | 99.99th=[ 165] bw ( KiB/s): min= 14, max= 120, per=24.73%, avg=50.45, stdev=19.86, samples=60 iops : min= 3, max= 30, avg=11.98, stdev= 5.03, samples=60 lat (msec) : 4=0.13%, 10=6.38%, 20=18.49%, 50=48.44%, 100=22.27% lat (msec) : 250=4.30% cpu : usr=0.10%, sys=0.89%, ctx=881, majf=0, minf=13 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=377,391,0,0 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=195KiB/s (199kB/s), 46.7KiB/s-51.3KiB/s (47.8kB/s-52.5kB/s), io=5988KiB (6132kB), run=30514-30786msec WRITE: bw=205KiB/s (210kB/s), 49.4KiB/s-53.2KiB/s (50.6kB/s-54.5kB/s), io=6300KiB (6451kB), run=30514-30786msec