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] [6.2% done] [ 8793/ 6944 kb/s] [eta 00m:45s] Threads: 3: [mmm] [9.1% done] [ 9130/ 5636 kb/s] [eta 00m:40s] Threads: 3: [mmm] [11.4% done] [ 8496/ 7911 kb/s] [eta 00m:39s] Threads: 3: [mmm] [15.0% done] [ 9797/ 4981 kb/s] [eta 00m:34s] Threads: 3: [mmm] [17.1% done] [ 6582/ 4839 kb/s] [eta 00m:34s] Threads: 3: [mmm] [19.5% done] [ 6603/ 6078 kb/s] [eta 00m:33s] Threads: 3: [mmm] [21.4% done] [ 6156/ 7277 kb/s] [eta 00m:33s] Threads: 3: [mmm] [25.0% done] [ 1666/ 12198 kb/s] [eta 00m:30s] Threads: 3: [mmm] [26.2% done] [ 7367/ 6656 kb/s] [eta 00m:31s] Threads: 3: [mmm] [29.3% done] [ 5063/ 7712 kb/s] [eta 00m:29s] Threads: 3: [mmm] [31.0% done] [ 8257/ 2092 kb/s] [eta 00m:29s] Threads: 3: [mmm] [33.3% done] [ 8573/ 2706 kb/s] [eta 00m:28s] Threads: 3: [mmm] [35.7% done] [ 9000/ 2320 kb/s] [eta 00m:27s] Threads: 3: [mmm] [37.2% done] [ 6314/ 4152 kb/s] [eta 00m:27s] Threads: 3: [mmm] [39.5% done] [ 5733/ 4758 kb/s] [eta 00m:26s] Threads: 3: [mmm] [40.9% done] [ 4327/ 5038 kb/s] [eta 00m:26s] Threads: 3: [mmm] [42.2% done] [ 3291/ 5855 kb/s] [eta 00m:26s] Threads: 3: [mmm] [43.5% done] [ 2027/ 7139 kb/s] [eta 00m:26s] Threads: 3: [mmm] [45.7% done] [ 2881/ 5615 kb/s] [eta 00m:25s] Threads: 3: [mmm] [47.8% done] [ 3153/ 4933 kb/s] [eta 00m:24s] Threads: 3: [mmm] [50.0% done] [ 4274/ 3543 kb/s] [eta 00m:23s] Threads: 3: [mVV] [50.0% done] [ 3559/ 2255 kb/s] [eta 00m:24s] Threads: 3: [mVV] [51.0% done] [ 10731/ 321 kb/s] [eta 00m:24s] Threads: 3: [mVV] [51.0% done] [ 17622/ 0 kb/s] [eta 00m:25s] Threads: 3: [mVV] [51.9% done] [ 19704/ 220 kb/s] [eta 00m:25s] Threads: 3: [mVV] [51.9% done] [ 17852/ 140 kb/s] [eta 00m:26s] Threads: 3: [mVV] [51.8% done] [ 18012/ 128 kb/s] [eta 00m:27s] Threads: 2: [m_V] [52.6% done] [ 14352/ 1576 kb/s] [eta 00m:27s] Threads: 1: [m__] [56.4% done] [ 13980/ 104 kb/s] [eta 00m:24s] Threads: 1: [m__] [62.7% done] [ 4112/ 5532 kb/s] [eta 00m:19s] Threads: 1: [V__] [67.3% done] [ 3416/ 4204 kb/s] [eta 00m:16s] Threads: 1: [V__] [81.0% done] [ 18896/ 0 kb/s] [eta 00m:08s] Threads: 1: [V__] [94.6% done] [ 21140/ 0 kb/s] [eta 00m:02s] fio: (groupid=0): err= 0: pid=15404 read : io=100MiB, bw=2,930KiB/s, runt= 35776msec clat (msec): min= 0, max= 234, avg=12.92, stdev=24.63 bw (KiB/s) : min= 12, max=22156, per=39.62%, avg=3483.33, stdev=5142.16 write: io=44,200KiB, bw=1,354KiB/s, runt= 33404msec clat (msec): min= 0, max= 294, avg=15.92, stdev=43.03 bw (KiB/s) : min= 0, max=10454, per=50.43%, avg=2314.62, stdev=2793.30 cpu : usr=2.58%, sys=0.27%, ctx=2446 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=43.0%, 4=8.8%, 10=20.4%, 20=10.7%, 50=9.4%, 100=4.7% lat (msec): 250=2.8%, 500=0.2%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=15405 read : io=100MiB, bw=3,540KiB/s, runt= 29620msec clat (msec): min= 0, max= 212, avg=12.04, stdev=17.27 bw (KiB/s) : min= 7, max=13438, per=45.45%, avg=3996.40, stdev=3228.15 write: io=42,600KiB, bw=1,806KiB/s, runt= 24154msec clat (msec): min= 0, max= 203, avg=11.36, stdev=27.28 bw (KiB/s) : min= 0, max= 6656, per=56.63%, avg=2599.28, stdev=2526.03 cpu : usr=3.39%, sys=0.23%, ctx=2346 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=37.3%, 4=6.9%, 10=20.2%, 20=17.8%, 50=13.2%, 100=3.1% lat (msec): 250=1.4%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=15406 read : io=100MiB, bw=3,391KiB/s, runt= 30921msec clat (msec): min= 0, max= 153, avg= 9.33, stdev=17.91 bw (KiB/s) : min= 43, max=16506, per=54.98%, avg=4834.09, stdev=4796.71 write: io=62,936KiB, bw=2,748KiB/s, runt= 23445msec clat (msec): min= 0, max= 324, avg=11.18, stdev=27.78 bw (KiB/s) : min= 0, max= 9805, per=75.52%, avg=3466.44, stdev=2899.01 cpu : usr=3.53%, sys=0.38%, ctx=2790 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=51.7%, 4=6.6%, 10=14.8%, 20=12.6%, 50=9.3%, 100=3.5% lat (msec): 250=1.4%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=8,792KiB/s, minb=2,930KiB/s, maxb=3,540KiB/s, mint=29620msec, maxt=35776msec WRITE: io=146MiB, aggrb=4,590KiB/s, minb=1,354KiB/s, maxb=2,748KiB/s, mint=29620msec, maxt=35776msec Disk stats (read/write): sda: ios=5603/3093, merge=744/202, ticks=80548/81280, in_queue=161824, util=98.34% 3.03user 0.46system 0:36.06elapsed 9%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1089minor)pagefaults 0swaps