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] [10.0% done] [ 21058/ 362 kb/s] [eta 00m:27s] Threads: 3: [mmm] [13.8% done] [ 14115/ 3855 kb/s] [eta 00m:25s] Threads: 3: [mmm] [18.5% done] [ 14115/ 3650 kb/s] [eta 00m:22s] Threads: 3: [mmm] [23.1% done] [ 11630/ 4265 kb/s] [eta 00m:20s] Threads: 3: [mmm] [26.9% done] [ 8723/ 8349 kb/s] [eta 00m:19s] Threads: 3: [mmm] [30.8% done] [ 13782/ 1711 kb/s] [eta 00m:18s] Threads: 3: [mmm] [34.6% done] [ 11543/ 3721 kb/s] [eta 00m:17s] Threads: 3: [mmm] [37.0% done] [ 7723/ 5246 kb/s] [eta 00m:17s] Threads: 3: [mmm] [40.7% done] [ 13485/ 2095 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.4% done] [ 6543/ 7444 kb/s] [eta 00m:15s] Threads: 3: [mmm] [46.4% done] [ 11547/ 1563 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 9524/ 2985 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.7% done] [ 5033/ 6841 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 5701/ 5317 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.6% done] [ 8518/ 3505 kb/s] [eta 00m:12s] Threads: 3: [mmm] [60.0% done] [ 5529/ 4422 kb/s] [eta 00m:12s] Threads: 3: [mmm] [63.3% done] [ 6199/ 3820 kb/s] [eta 00m:11s] Threads: 3: [mmm] [64.5% done] [ 9298/ 413 kb/s] [eta 00m:11s] Threads: 3: [VVV] [67.7% done] [ 5765/ 2784 kb/s] [eta 00m:10s] Threads: 3: [VVV] [68.8% done] [ 15324/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [74.2% done] [ 19566/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [77.4% done] [ 15998/ 0 kb/s] [eta 00m:07s] Threads: 2: [_VV] [86.2% done] [ 19263/ 0 kb/s] [eta 00m:04s] Threads: 1: [__V] [96.4% done] [ 19751/ 0 kb/s] [eta 00m:01s] fio: (groupid=0): err= 0: pid=1688 read : io=100MiB, bw=4,205KiB/s, runt= 24933msec slat (msec): min= 0, max= 3294, avg=360.07, stdev=822.85 clat (msec): min= 3, max= 849, avg=106.21, stdev=109.28 bw (KiB/s) : min= 49, max=10215, per=35.83%, avg=4189.14, stdev=2254.78 write: io=14,604KiB, bw=691KiB/s, runt= 21611msec slat (msec): min= 0, max= 1, avg= 0.02, stdev= 0.14 clat (msec): min= 2, max= 879, avg=92.26, stdev=115.10 bw (KiB/s) : min= 0, max= 4655, per=44.68%, avg=1940.15, stdev=1841.77 cpu : usr=3.19%, sys=0.24%, ctx=1686 IO depths : 1=0.2%, 2=0.2%, 4=7.7%, 8=91.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.0%, 4=0.4%, 10=3.1%, 20=9.7%, 50=23.6%, 100=24.1% lat (msec): 250=32.4%, 500=5.3%, 750=0.3%, 1000=1.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=1689 read : io=100MiB, bw=3,945KiB/s, runt= 26579msec slat (msec): min= 0, max= 6392, avg=1356.42, stdev=2148.76 clat (msec): min= 2, max= 493, avg=86.66, stdev=75.44 bw (KiB/s) : min= 60, max=11994, per=38.73%, avg=4528.59, stdev=3157.46 write: io=34,336KiB, bw=1,748KiB/s, runt= 20108msec slat (msec): min= 0, max= 10, avg= 0.13, stdev= 0.79 clat (msec): min= 0, max= 841, avg=108.54, stdev=120.01 bw (KiB/s) : min= 0, max= 9942, per=65.72%, avg=2853.70, stdev=2673.35 cpu : usr=3.54%, sys=0.36%, ctx=1784 IO depths : 1=0.1%, 2=0.2%, 4=12.2%, 8=87.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.4%, 4=0.6%, 10=2.7%, 20=10.9%, 50=24.3%, 100=25.5% lat (msec): 250=28.5%, 500=5.5%, 750=0.4%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=1690 read : io=100MiB, bw=3,897KiB/s, runt= 26903msec slat (msec): min= 0, max= 5361, avg=1290.05, stdev=1843.94 clat (msec): min= 1, max= 621, avg=81.65, stdev=78.71 bw (KiB/s) : min= 8, max=10354, per=37.19%, avg=4347.77, stdev=3021.35 write: io=42,700KiB, bw=2,028KiB/s, runt= 21551msec slat (msec): min= 0, max= 3, avg= 0.06, stdev= 0.28 clat (msec): min= 0, max= 982, avg=121.88, stdev=118.87 bw (KiB/s) : min= 0, max= 9979, per=63.85%, avg=2772.18, stdev=2209.67 cpu : usr=3.63%, sys=0.45%, ctx=1807 IO depths : 1=0.1%, 2=0.3%, 4=14.8%, 8=84.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.4%, 4=0.6%, 10=3.6%, 20=10.8%, 50=23.8%, 100=25.4% lat (msec): 250=27.6%, 500=6.1%, 750=0.5%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,692KiB/s, minb=3,897KiB/s, maxb=4,205KiB/s, mint=24933msec, maxt=26903msec WRITE: io=91,640KiB, aggrb=4,342KiB/s, minb=691KiB/s, maxb=2,028KiB/s, mint=24933msec, maxt=26903msec Disk stats (read/write): sda: ios=4954/1690, merge=1497/334, ticks=476644/203776, in_queue=680420, util=97.97% 2.80user 0.32system 0:27.61elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2387minor)pagefaults 0swaps