fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmm] [7.1% done] [ 11012/ 3888 kb/s] [eta 00m:39s] Threads: 3: [mmm] [9.8% done] [ 14552/ 0 kb/s] [eta 00m:37s] Threads: 3: [mmm] [12.2% done] [ 9280/ 6016 kb/s] [eta 00m:36s] Threads: 3: [mmm] [15.0% done] [ 6414/ 6590 kb/s] [eta 00m:34s] Threads: 3: [mmm] [17.1% done] [ 4588/ 9672 kb/s] [eta 00m:34s] Threads: 3: [mmm] [20.0% done] [ 10112/ 2184 kb/s] [eta 00m:32s] Threads: 3: [mmm] [22.5% done] [ 9380/ 3236 kb/s] [eta 00m:31s] Threads: 3: [mmm] [25.6% done] [ 10800/ 2092 kb/s] [eta 00m:29s] Threads: 3: [mmm] [27.5% done] [ 6512/ 6660 kb/s] [eta 00m:29s] Threads: 3: [mmm] [29.3% done] [ 7756/ 4444 kb/s] [eta 00m:29s] Threads: 3: [mmm] [33.3% done] [ 4676/ 8400 kb/s] [eta 00m:26s] Threads: 3: [mmm] [35.9% done] [ 8040/ 3172 kb/s] [eta 00m:25s] Threads: 3: [mmm] [38.5% done] [ 5324/ 5960 kb/s] [eta 00m:24s] Threads: 3: [mmm] [41.0% done] [ 2088/ 9540 kb/s] [eta 00m:23s] Threads: 3: [mmm] [43.6% done] [ 6816/ 2956 kb/s] [eta 00m:22s] Threads: 3: [mmm] [45.0% done] [ 4260/ 5496 kb/s] [eta 00m:22s] Threads: 3: [mmm] [47.5% done] [ 3180/ 6264 kb/s] [eta 00m:21s] Threads: 3: [mmm] [48.8% done] [ 5988/ 912 kb/s] [eta 00m:21s] Threads: 3: [mmm] [50.0% done] [ 5440/ 3340 kb/s] [eta 00m:21s] Threads: 3: [mmm] [51.2% done] [ 1748/ 6800 kb/s] [eta 00m:21s] Threads: 3: [mmm] [52.3% done] [ 4220/ 2740 kb/s] [eta 00m:21s] Threads: 3: [mVm] [53.3% done] [ 7216/ 3560 kb/s] [eta 00m:21s] Threads: 3: [mVm] [54.3% done] [ 13148/ 1124 kb/s] [eta 00m:21s] Threads: 3: [mVm] [54.2% done] [ 16040/ 968 kb/s] [eta 00m:22s] Threads: 3: [mVm] [54.0% done] [ 13972/ 316 kb/s] [eta 00m:23s] Threads: 2: [m_V] [54.9% done] [ 7884/ 2152 kb/s] [eta 00m:23s] Threads: 2: [m_V] [54.7% done] [ 16504/ 0 kb/s] [eta 00m:24s] Threads: 2: [m_V] [56.6% done] [ 15440/ 1480 kb/s] [eta 00m:23s] Threads: 1: [m__] [59.6% done] [ 10468/ 2968 kb/s] [eta 00m:21s] Threads: 1: [m__] [64.0% done] [ 5704/ 2044 kb/s] [eta 00m:18s] Threads: 1: [V__] [72.3% done] [ 11540/ 0 kb/s] [eta 00m:13s] Threads: 1: [V__] [85.4% done] [ 19603/ 0 kb/s] [eta 00m:06s] Threads: 1: [V__] [94.7% done] [ 14304/ 0 kb/s] [eta 00m:02s] fio: (groupid=0): err= 0: pid=27911 read : io=100MiB, bw=2,914KiB/s, runt= 35981msec clat (msec): min= 0, max= 174, avg=13.81, stdev=24.41 bw (KiB/s) : min= 5, max=23285, per=38.13%, avg=3333.50, stdev=4507.71 write: io=41,912KiB, bw=1,281KiB/s, runt= 33486msec clat (msec): min= 0, max= 328, avg=16.29, stdev=38.82 bw (KiB/s) : min= 0, max= 9578, per=58.65%, avg=2448.79, stdev=2584.52 cpu : usr=2.46%, sys=0.27%, ctx=2351 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=39.7%, 4=9.0%, 10=21.9%, 20=10.1%, 50=10.5%, 100=5.4% lat (msec): 250=3.3%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=27912 read : io=100MiB, bw=3,778KiB/s, runt= 27748msec clat (msec): min= 0, max= 98, avg= 9.56, stdev=11.86 bw (KiB/s) : min= 7, max=16987, per=51.73%, avg=4522.33, stdev=4501.85 write: io=47,440KiB, bw=2,069KiB/s, runt= 23479msec clat (msec): min= 0, max= 445, avg=11.36, stdev=28.97 bw (KiB/s) : min= 0, max= 8159, per=76.98%, avg=3213.81, stdev=2696.27 cpu : usr=3.85%, sys=0.32%, ctx=2462 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=40.1%, 4=8.5%, 10=19.5%, 20=15.9%, 50=12.4%, 100=3.0% lat (msec): 250=0.5%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=27913 read : io=100MiB, bw=3,340KiB/s, runt= 31386msec clat (msec): min= 0, max= 137, avg=10.46, stdev=15.62 bw (KiB/s) : min= 17, max=18890, per=48.86%, avg=4271.53, stdev=4702.21 write: io=47,180KiB, bw=1,722KiB/s, runt= 28044msec clat (msec): min= 0, max= 201, avg=11.99, stdev=28.50 bw (KiB/s) : min= 0, max= 8364, per=66.40%, avg=2772.39, stdev=2707.95 cpu : usr=3.30%, sys=0.29%, ctx=2668 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=43.9%, 4=6.2%, 10=17.6%, 20=16.0%, 50=11.8%, 100=2.6% lat (msec): 250=1.8%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=8,742KiB/s, minb=2,914KiB/s, maxb=3,778KiB/s, mint=27748msec, maxt=35981msec WRITE: io=133MiB, aggrb=4,175KiB/s, minb=1,281KiB/s, maxb=2,069KiB/s, mint=27748msec, maxt=35981msec Disk stats (read/write): sda: ios=5757/2911, merge=844/310, ticks=73060/50036, in_queue=123096, util=98.44% 2.98user 0.45system 0:36.32elapsed 9%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1081minor)pagefaults 0swaps