fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmm] [11.5% done] [ 12885/ 5920 kb/s] [eta 00m:23s] Threads: 3: [mmm] [16.7% done] [ 20020/ 1450 kb/s] [eta 00m:20s] Threads: 3: [mmm] [20.0% done] [ 13372/ 6038 kb/s] [eta 00m:20s] Threads: 3: [mmm] [23.1% done] [ 13637/ 3449 kb/s] [eta 00m:20s] Threads: 3: [mmm] [26.9% done] [ 14016/ 3770 kb/s] [eta 00m:19s] Threads: 3: [mmm] [29.6% done] [ 12243/ 3490 kb/s] [eta 00m:19s] Threads: 3: [mmm] [33.3% done] [ 8301/ 8122 kb/s] [eta 00m:18s] Threads: 3: [mmm] [37.0% done] [ 7269/ 7789 kb/s] [eta 00m:17s] Threads: 3: [mmm] [40.7% done] [ 10861/ 4396 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.4% done] [ 7037/ 6846 kb/s] [eta 00m:15s] Threads: 3: [mmm] [46.4% done] [ 12706/ 983 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 5006/ 7610 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.6% done] [ 7753/ 4746 kb/s] [eta 00m:13s] Threads: 3: [mmm] [55.2% done] [ 11377/ 1503 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.7% done] [ 7992/ 2137 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.0% done] [ 5591/ 3380 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 3258/ 6257 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 3514/ 4185 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 5002/ 3303 kb/s] [eta 00m:11s] Threads: 3: [mVm] [66.7% done] [ 6757/ 1804 kb/s] [eta 00m:11s] Threads: 3: [mVV] [67.6% done] [ 12820/ 0 kb/s] [eta 00m:11s] Threads: 3: [VVV] [70.6% done] [ 16757/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [73.5% done] [ 14266/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [78.8% done] [ 15591/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [81.8% done] [ 14396/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [84.8% done] [ 15603/ 0 kb/s] [eta 00m:05s] Threads: 1: [V__] [90.6% done] [ 16916/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=12632 read : io=100MiB, bw=3,592KiB/s, runt= 29185msec slat (msec): min= 0, max= 6372, avg=1229.36, stdev=1999.90 clat (msec): min= 0, max= 887, avg=94.14, stdev=113.89 bw (KiB/s) : min= 86, max= 9737, per=37.62%, avg=4054.47, stdev=2789.43 write: io=36,260KiB, bw=1,629KiB/s, runt= 22790msec slat (msec): min= 0, max= 8, avg= 0.12, stdev= 0.71 clat (msec): min= 0, max= 1421, avg=119.66, stdev=176.63 bw (KiB/s) : min= 0, max= 9049, per=58.10%, avg=2787.58, stdev=2448.64 cpu : usr=3.34%, sys=0.27%, ctx=1775 IO depths : 1=0.2%, 2=1.0%, 4=14.9%, 8=83.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.0%, 4=0.6%, 10=7.5%, 20=19.2%, 50=33.6%, 100=6.8% lat (msec): 250=12.7%, 500=16.1%, 750=0.9%, 1000=0.3%, >=2000=0.1% fio: (groupid=0): err= 0: pid=12633 read : io=100MiB, bw=3,631KiB/s, runt= 28876msec slat (msec): min= 0, max= 7634, avg=1626.33, stdev=2394.15 clat (msec): min= 0, max= 624, avg=91.26, stdev=108.09 bw (KiB/s) : min= 24, max=11953, per=37.82%, avg=4075.97, stdev=2817.01 write: io=42,664KiB, bw=2,029KiB/s, runt= 21527msec slat (msec): min= 0, max= 74, avg= 0.17, stdev= 2.76 clat (msec): min= 0, max= 857, avg=96.43, stdev=132.58 bw (KiB/s) : min= 0, max=10156, per=60.79%, avg=2916.60, stdev=2788.35 cpu : usr=3.55%, sys=0.25%, ctx=1819 IO depths : 1=0.1%, 2=0.8%, 4=18.3%, 8=80.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.1%, 4=1.5%, 10=6.4%, 20=19.2%, 50=32.8%, 100=8.4% lat (msec): 250=14.4%, 500=14.4%, 750=0.7%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=12634 read : io=100MiB, bw=3,660KiB/s, runt= 28645msec slat (msec): min= 0, max= 6139, avg=942.75, stdev=1736.07 clat (msec): min= 0, max= 630, avg=101.85, stdev=110.95 bw (KiB/s) : min= 165, max= 8192, per=36.02%, avg=3882.59, stdev=2379.66 write: io=27,860KiB, bw=1,280KiB/s, runt= 22271msec slat (msec): min= 0, max= 61, avg= 0.23, stdev= 2.88 clat (msec): min= 0, max= 1083, avg=108.16, stdev=157.15 bw (KiB/s) : min= 0, max=11665, per=46.54%, avg=2232.90, stdev=2751.12 cpu : usr=2.97%, sys=0.20%, ctx=1763 IO depths : 1=0.2%, 2=0.4%, 4=12.6%, 8=86.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.7%, 4=1.3%, 10=5.1%, 20=15.9%, 50=34.2%, 100=8.7% lat (msec): 250=15.9%, 500=16.2%, 750=0.7%, 1000=0.2%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,778KiB/s, minb=3,592KiB/s, maxb=3,660KiB/s, mint=28645msec, maxt=29185msec WRITE: io=104MiB, aggrb=4,798KiB/s, minb=1,280KiB/s, maxb=2,029KiB/s, mint=28645msec, maxt=29185msec Disk stats (read/write): sda: ios=4878/1848, merge=1697/492, ticks=495504/208268, in_queue=703808, util=99.23% 2.96user 0.35system 0:29.51elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2400minor)pagefaults 0swaps