== sanity test 398b: DIO and buffer IO race ============== 17:57:47 (1781301467) /usr/bin/fio 12+0 records in 12+0 records out 12582912 bytes (13 MB, 12 MiB) copied, 0.454057 s, 27.7 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=124554: Fri Jun 12 17:58:14 2026 read: IOPS=30, BW=123KiB/s (126kB/s)(1480KiB/11996msec) clat (usec): min=6, max=146065, avg=13539.14, stdev=20558.14 lat (usec): min=7, max=146065, avg=13540.05, stdev=20558.19 clat percentiles (usec): | 1.00th=[ 8], 5.00th=[ 12], 10.00th=[ 15], 20.00th=[ 22], | 30.00th=[ 31], 40.00th=[ 42], 50.00th=[ 90], 60.00th=[ 10159], | 70.00th=[ 18220], 80.00th=[ 28181], 90.00th=[ 39584], 95.00th=[ 49021], | 99.00th=[ 95945], 99.50th=[133694], 99.90th=[145753], 99.95th=[145753], | 99.99th=[145753] bw ( KiB/s): min= 47, max= 219, per=26.53%, avg=123.35, stdev=42.15, samples=23 iops : min= 11, max= 54, avg=30.22, stdev=10.53, samples=23 write: IOPS=33, BW=133KiB/s (136kB/s)(1592KiB/11996msec); 0 zone resets clat (usec): min=151, max=172206, avg=17479.76, stdev=26477.50 lat (usec): min=151, max=172208, avg=17482.45, stdev=26476.49 clat percentiles (usec): | 1.00th=[ 176], 5.00th=[ 200], 10.00th=[ 229], 20.00th=[ 265], | 30.00th=[ 351], 40.00th=[ 1532], 50.00th=[ 6456], 60.00th=[ 13960], | 70.00th=[ 22414], 80.00th=[ 30278], 90.00th=[ 43779], 95.00th=[ 69731], | 99.00th=[135267], 99.50th=[147850], 99.90th=[173016], 99.95th=[173016], | 99.99th=[173016] bw ( KiB/s): min= 63, max= 183, per=27.31%, avg=133.57, stdev=36.56, samples=23 iops : min= 15, max= 45, avg=32.83, stdev= 9.21, samples=23 lat (usec) : 10=1.69%, 20=7.03%, 50=12.76%, 100=2.73%, 250=9.51% lat (usec) : 500=9.51%, 750=1.43%, 1000=0.78% lat (msec) : 2=2.47%, 4=2.47%, 10=7.03%, 20=12.24%, 50=23.83% lat (msec) : 100=4.69%, 250=1.82% cpu : usr=0.10%, sys=3.02%, ctx=766, majf=0, minf=18 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=124555: Fri Jun 12 17:58:14 2026 read: IOPS=27, BW=112KiB/s (114kB/s)(1436KiB/12859msec) clat (usec): min=6, max=176615, avg=15479.52, stdev=25478.46 lat (usec): min=6, max=176615, avg=15480.30, stdev=25478.43 clat percentiles (usec): | 1.00th=[ 8], 5.00th=[ 11], 10.00th=[ 15], 20.00th=[ 23], | 30.00th=[ 32], 40.00th=[ 47], 50.00th=[ 285], 60.00th=[ 13435], | 70.00th=[ 19530], 80.00th=[ 28181], 90.00th=[ 39060], 95.00th=[ 62129], | 99.00th=[137364], 99.50th=[154141], 99.90th=[177210], 99.95th=[177210], | 99.99th=[177210] bw ( KiB/s): min= 23, max= 242, per=23.60%, avg=109.76, stdev=51.56, samples=25 iops : min= 5, max= 60, avg=26.84, stdev=12.95, samples=25 write: IOPS=31, BW=127KiB/s (130kB/s)(1636KiB/12859msec); 0 zone resets clat (usec): min=166, max=140540, avg=17703.05, stdev=25257.64 lat (usec): min=167, max=140541, avg=17706.35, stdev=25258.83 clat percentiles (usec): | 1.00th=[ 176], 5.00th=[ 192], 10.00th=[ 210], 20.00th=[ 269], | 30.00th=[ 347], 40.00th=[ 848], 50.00th=[ 6128], 60.00th=[ 12518], | 70.00th=[ 20317], 80.00th=[ 32113], 90.00th=[ 55313], 95.00th=[ 70779], | 99.00th=[108528], 99.50th=[114820], 99.90th=[141558], 99.95th=[141558], | 99.99th=[141558] bw ( KiB/s): min= 47, max= 289, per=25.33%, avg=123.84, stdev=54.12, samples=25 iops : min= 11, max= 72, avg=30.40, stdev=13.59, samples=25 lat (usec) : 10=1.69%, 20=6.25%, 50=11.33%, 100=3.12%, 250=10.42% lat (usec) : 500=9.51%, 750=2.47%, 1000=0.91% lat (msec) : 2=1.69%, 4=1.82%, 10=7.16%, 20=13.80%, 50=20.05% lat (msec) : 100=7.68%, 250=2.08% cpu : usr=0.07%, sys=2.78%, ctx=832, majf=0, minf=16 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=124556: Fri Jun 12 17:58:14 2026 read: IOPS=32, BW=129KiB/s (133kB/s)(1564KiB/12082msec) clat (usec): min=6, max=262837, avg=14454.39, stdev=23490.24 lat (usec): min=6, max=262838, avg=14456.07, stdev=23489.71 clat percentiles (usec): | 1.00th=[ 8], 5.00th=[ 10], 10.00th=[ 15], 20.00th=[ 23], | 30.00th=[ 32], 40.00th=[ 48], 50.00th=[ 163], 60.00th=[ 10552], | 70.00th=[ 19530], 80.00th=[ 27395], 90.00th=[ 40633], 95.00th=[ 54264], | 99.00th=[ 96994], 99.50th=[116917], 99.90th=[263193], 99.95th=[263193], | 99.99th=[263193] bw ( KiB/s): min= 39, max= 214, per=27.94%, avg=129.91, stdev=45.58, samples=23 iops : min= 9, max= 53, avg=31.91, stdev=11.43, samples=23 write: IOPS=31, BW=125KiB/s (128kB/s)(1508KiB/12082msec); 0 zone resets clat (usec): min=137, max=161566, avg=16903.95, stdev=21991.80 lat (usec): min=138, max=161567, avg=16904.96, stdev=21991.77 clat percentiles (usec): | 1.00th=[ 174], 5.00th=[ 204], 10.00th=[ 229], 20.00th=[ 289], | 30.00th=[ 347], 40.00th=[ 1827], 50.00th=[ 8717], 60.00th=[ 14484], | 70.00th=[ 21627], 80.00th=[ 32637], 90.00th=[ 47449], 95.00th=[ 58459], | 99.00th=[ 99091], 99.50th=[109577], 99.90th=[162530], 99.95th=[162530], | 99.99th=[162530] bw ( KiB/s): min= 31, max= 223, per=25.12%, avg=122.83, stdev=40.84, samples=23 iops : min= 7, max= 55, avg=30.13, stdev=10.24, samples=23 lat (usec) : 10=2.60%, 20=4.95%, 50=13.54%, 100=3.78%, 250=8.20% lat (usec) : 500=10.29%, 750=1.30%, 1000=0.78% lat (msec) : 2=1.56%, 4=1.56%, 10=7.42%, 20=12.37%, 50=24.61% lat (msec) : 100=6.38%, 250=0.52%, 500=0.13% cpu : usr=0.11%, sys=2.43%, ctx=748, majf=0, minf=18 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=124557: Fri Jun 12 17:58:14 2026 read: IOPS=29, BW=119KiB/s (121kB/s)(1508KiB/12712msec) clat (usec): min=6, max=193520, avg=16013.40, stdev=26172.16 lat (usec): min=7, max=193522, avg=16014.35, stdev=26172.21 clat percentiles (usec): | 1.00th=[ 8], 5.00th=[ 12], 10.00th=[ 15], 20.00th=[ 23], | 30.00th=[ 30], 40.00th=[ 41], 50.00th=[ 865], 60.00th=[ 11863], | 70.00th=[ 19006], 80.00th=[ 28443], 90.00th=[ 44827], 95.00th=[ 68682], | 99.00th=[126354], 99.50th=[158335], 99.90th=[193987], 99.95th=[193987], | 99.99th=[193987] bw ( KiB/s): min= 47, max= 198, per=24.69%, avg=114.79, stdev=46.90, samples=24 iops : min= 11, max= 49, avg=28.13, stdev=11.72, samples=24 write: IOPS=30, BW=123KiB/s (126kB/s)(1564KiB/12712msec); 0 zone resets clat (usec): min=166, max=168423, avg=16905.37, stdev=24096.77 lat (usec): min=166, max=168425, avg=16908.94, stdev=24095.18 clat percentiles (usec): | 1.00th=[ 176], 5.00th=[ 190], 10.00th=[ 225], 20.00th=[ 306], | 30.00th=[ 404], 40.00th=[ 2114], 50.00th=[ 6783], 60.00th=[ 14222], | 70.00th=[ 21365], 80.00th=[ 31327], 90.00th=[ 46924], 95.00th=[ 60031], | 99.00th=[110625], 99.50th=[160433], 99.90th=[168821], 99.95th=[168821], | 99.99th=[168821] bw ( KiB/s): min= 39, max= 223, per=24.63%, avg=120.42, stdev=47.53, samples=24 iops : min= 9, max= 55, avg=29.50, stdev=11.97, samples=24 lat (usec) : 10=2.21%, 20=5.99%, 50=13.67%, 100=1.04%, 250=7.42% lat (usec) : 500=10.42%, 750=1.43%, 1000=0.52% lat (msec) : 2=2.34%, 4=2.86%, 10=7.42%, 20=14.58%, 50=21.48% lat (msec) : 100=7.03%, 250=1.56% cpu : usr=0.09%, sys=2.69%, ctx=781, majf=0, minf=18 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=466KiB/s (477kB/s), 112KiB/s-129KiB/s (114kB/s-133kB/s), io=5988KiB (6132kB), run=11996-12859msec WRITE: bw=490KiB/s (502kB/s), 123KiB/s-133KiB/s (126kB/s-136kB/s), io=6300KiB (6451kB), run=11996-12859msec rand-rw: (groupid=0, jobs=1): err= 0: pid=124559: Fri Jun 12 17:58:45 2026 read: IOPS=8, BW=33.8KiB/s (34.6kB/s)(1480KiB/43741msec) clat (msec): min=2, max=179, avg=16.98, stdev=18.84 lat (msec): min=2, max=179, avg=16.99, stdev=18.84 clat percentiles (msec): | 1.00th=[ 4], 5.00th=[ 5], 10.00th=[ 5], 20.00th=[ 7], | 30.00th=[ 8], 40.00th=[ 10], 50.00th=[ 11], 60.00th=[ 14], | 70.00th=[ 17], 80.00th=[ 23], 90.00th=[ 33], 95.00th=[ 54], | 99.00th=[ 109], 99.50th=[ 116], 99.90th=[ 180], 99.95th=[ 180], | 99.99th=[ 180] bw ( KiB/s): min= 7, max= 168, per=25.07%, avg=33.85, stdev=23.85, samples=84 iops : min= 1, max= 42, avg= 7.90, stdev= 5.97, samples=84 write: IOPS=9, BW=36.4KiB/s (37.3kB/s)(1592KiB/43741msec); 0 zone resets clat (msec): min=34, max=403, avg=94.02, stdev=42.52 lat (msec): min=34, max=403, avg=94.02, stdev=42.52 clat percentiles (msec): | 1.00th=[ 40], 5.00th=[ 48], 10.00th=[ 54], 20.00th=[ 65], | 30.00th=[ 72], 40.00th=[ 80], 50.00th=[ 85], 60.00th=[ 93], | 70.00th=[ 104], 80.00th=[ 116], 90.00th=[ 142], 95.00th=[ 176], | 99.00th=[ 259], 99.50th=[ 330], 99.90th=[ 405], 99.95th=[ 405], | 99.99th=[ 405] bw ( KiB/s): min= 6, max= 63, per=25.21%, avg=35.80, stdev=11.58, samples=86 iops : min= 1, max= 15, avg= 8.40, stdev= 2.96, samples=86 lat (msec) : 4=2.21%, 10=19.14%, 20=15.63%, 50=11.72%, 100=33.20% lat (msec) : 250=17.58%, 500=0.52% cpu : usr=0.09%, sys=0.59%, ctx=852, 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=124560: Fri Jun 12 17:58:45 2026 read: IOPS=8, BW=32.6KiB/s (33.4kB/s)(1436KiB/44078msec) clat (msec): min=2, max=229, avg=16.29, stdev=19.83 lat (msec): min=2, max=229, avg=16.29, stdev=19.83 clat percentiles (msec): | 1.00th=[ 4], 5.00th=[ 5], 10.00th=[ 6], 20.00th=[ 7], | 30.00th=[ 9], 40.00th=[ 10], 50.00th=[ 12], 60.00th=[ 14], | 70.00th=[ 17], 80.00th=[ 21], 90.00th=[ 29], 95.00th=[ 41], | 99.00th=[ 108], 99.50th=[ 188], 99.90th=[ 230], 99.95th=[ 230], | 99.99th=[ 230] bw ( KiB/s): min= 6, max= 95, per=24.77%, avg=33.45, stdev=20.71, samples=83 iops : min= 1, max= 23, avg= 7.81, stdev= 5.21, samples=83 write: IOPS=9, BW=37.1KiB/s (38.0kB/s)(1636KiB/44078msec); 0 zone resets clat (msec): min=30, max=311, avg=93.39, stdev=40.89 lat (msec): min=30, max=311, avg=93.40, stdev=40.89 clat percentiles (msec): | 1.00th=[ 35], 5.00th=[ 45], 10.00th=[ 53], 20.00th=[ 63], | 30.00th=[ 70], 40.00th=[ 79], 50.00th=[ 86], 60.00th=[ 95], | 70.00th=[ 105], 80.00th=[ 117], 90.00th=[ 146], 95.00th=[ 169], | 99.00th=[ 241], 99.50th=[ 249], 99.90th=[ 313], 99.95th=[ 313], | 99.99th=[ 313] bw ( KiB/s): min= 6, max= 72, per=25.64%, avg=36.40, stdev=11.37, samples=87 iops : min= 1, max= 18, avg= 8.55, stdev= 2.93, samples=87 lat (msec) : 4=1.30%, 10=17.71%, 20=18.10%, 50=12.37%, 100=32.16% lat (msec) : 250=18.10%, 500=0.26% cpu : usr=0.05%, sys=0.58%, ctx=848, majf=0, minf=11 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=124561: Fri Jun 12 17:58:45 2026 read: IOPS=9, BW=36.5KiB/s (37.4kB/s)(1564KiB/42861msec) clat (msec): min=2, max=232, avg=17.17, stdev=22.18 lat (msec): min=2, max=232, avg=17.17, stdev=22.18 clat percentiles (msec): | 1.00th=[ 3], 5.00th=[ 5], 10.00th=[ 6], 20.00th=[ 7], | 30.00th=[ 9], 40.00th=[ 10], 50.00th=[ 12], 60.00th=[ 14], | 70.00th=[ 17], 80.00th=[ 22], 90.00th=[ 32], 95.00th=[ 57], | 99.00th=[ 125], 99.50th=[ 180], 99.90th=[ 234], 99.95th=[ 234], | 99.99th=[ 234] bw ( KiB/s): min= 7, max= 119, per=27.71%, avg=37.40, stdev=24.45, samples=82 iops : min= 1, max= 29, avg= 8.80, stdev= 6.11, samples=82 write: IOPS=8, BW=35.2KiB/s (36.0kB/s)(1508KiB/42861msec); 0 zone resets clat (msec): min=28, max=310, avg=95.80, stdev=36.83 lat (msec): min=28, max=310, avg=95.81, stdev=36.83 clat percentiles (msec): | 1.00th=[ 36], 5.00th=[ 49], 10.00th=[ 57], 20.00th=[ 66], | 30.00th=[ 73], 40.00th=[ 83], 50.00th=[ 90], 60.00th=[ 99], | 70.00th=[ 111], 80.00th=[ 124], 90.00th=[ 140], 95.00th=[ 167], | 99.00th=[ 220], 99.50th=[ 234], 99.90th=[ 313], 99.95th=[ 313], | 99.99th=[ 313] bw ( KiB/s): min= 7, max= 56, per=24.37%, avg=34.61, stdev=10.45, samples=85 iops : min= 1, max= 14, avg= 8.11, stdev= 2.67, samples=85 lat (msec) : 4=1.69%, 10=21.48%, 20=16.54%, 50=11.20%, 100=29.43% lat (msec) : 250=19.53%, 500=0.13% cpu : usr=0.08%, sys=0.56%, ctx=856, 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=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=124562: Fri Jun 12 17:58:45 2026 read: IOPS=8, BW=34.9KiB/s (35.7kB/s)(1508KiB/43226msec) clat (msec): min=2, max=132, avg=15.97, stdev=17.80 lat (msec): min=2, max=132, avg=15.97, stdev=17.80 clat percentiles (msec): | 1.00th=[ 3], 5.00th=[ 4], 10.00th=[ 5], 20.00th=[ 6], | 30.00th=[ 8], 40.00th=[ 9], 50.00th=[ 11], 60.00th=[ 13], | 70.00th=[ 16], 80.00th=[ 21], 90.00th=[ 30], 95.00th=[ 46], | 99.00th=[ 107], 99.50th=[ 115], 99.90th=[ 133], 99.95th=[ 133], | 99.99th=[ 133] bw ( KiB/s): min= 7, max= 119, per=26.58%, avg=35.88, stdev=21.69, samples=81 iops : min= 1, max= 29, avg= 8.40, stdev= 5.47, samples=81 write: IOPS=9, BW=36.2KiB/s (37.1kB/s)(1564KiB/43226msec); 0 zone resets clat (msec): min=27, max=310, avg=95.09, stdev=38.97 lat (msec): min=27, max=310, avg=95.10, stdev=38.97 clat percentiles (msec): | 1.00th=[ 37], 5.00th=[ 47], 10.00th=[ 55], 20.00th=[ 65], | 30.00th=[ 72], 40.00th=[ 79], 50.00th=[ 89], 60.00th=[ 97], | 70.00th=[ 107], 80.00th=[ 121], 90.00th=[ 146], 95.00th=[ 169], | 99.00th=[ 228], 99.50th=[ 245], 99.90th=[ 313], 99.95th=[ 313], | 99.99th=[ 313] bw ( KiB/s): min= 15, max= 56, per=25.10%, avg=35.64, stdev=10.78, samples=85 iops : min= 3, max= 14, avg= 8.35, stdev= 2.74, samples=85 lat (msec) : 4=2.60%, 10=20.96%, 20=15.49%, 50=11.59%, 100=30.47% lat (msec) : 250=18.75%, 500=0.13% cpu : usr=0.05%, sys=0.55%, ctx=850, 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=136KiB/s (139kB/s), 32.6KiB/s-36.5KiB/s (33.4kB/s-37.4kB/s), io=5988KiB (6132kB), run=42861-44078msec WRITE: bw=143KiB/s (146kB/s), 35.2KiB/s-37.1KiB/s (36.0kB/s-38.0kB/s), io=6300KiB (6451kB), run=42861-44078msec