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] [8.8% done] [ 9704/ 3212 kb/s] [eta 00m:31s] Threads: 3: [mmm] [11.1% done] [ 7732/ 5328 kb/s] [eta 00m:32s] Threads: 3: [mmm] [13.5% done] [ 9576/ 3324 kb/s] [eta 00m:32s] Threads: 3: [mmm] [17.1% done] [ 8520/ 5896 kb/s] [eta 00m:29s] Threads: 3: [mmm] [20.0% done] [ 5332/ 6744 kb/s] [eta 00m:28s] Threads: 3: [mmm] [22.9% done] [ 4164/ 8844 kb/s] [eta 00m:27s] Threads: 3: [mmm] [25.0% done] [ 4992/ 6968 kb/s] [eta 00m:27s] Threads: 3: [mmm] [27.0% done] [ 3972/ 5700 kb/s] [eta 00m:27s] Threads: 3: [mmm] [29.7% done] [ 4128/ 6012 kb/s] [eta 00m:26s] Threads: 3: [mmm] [32.4% done] [ 6672/ 5024 kb/s] [eta 00m:25s] Threads: 3: [mmm] [34.2% done] [ 5232/ 5284 kb/s] [eta 00m:25s] Threads: 3: [mmm] [36.8% done] [ 4684/ 5356 kb/s] [eta 00m:24s] Threads: 3: [mmm] [38.5% done] [ 8212/ 1868 kb/s] [eta 00m:24s] Threads: 3: [mmm] [41.0% done] [ 4284/ 3576 kb/s] [eta 00m:23s] Threads: 3: [mmm] [43.6% done] [ 6772/ 2012 kb/s] [eta 00m:22s] Threads: 3: [mmm] [45.0% done] [ 5144/ 3384 kb/s] [eta 00m:22s] Threads: 3: [mmm] [47.5% done] [ 6192/ 2352 kb/s] [eta 00m:21s] Threads: 3: [mmm] [48.8% done] [ 2760/ 5364 kb/s] [eta 00m:21s] Threads: 3: [mmm] [50.0% done] [ 7612/ 264 kb/s] [eta 00m:21s] Threads: 3: [mmm] [52.4% done] [ 5188/ 2804 kb/s] [eta 00m:20s] Threads: 3: [mmm] [53.5% done] [ 3416/ 3648 kb/s] [eta 00m:20s] Threads: 3: [mmm] [55.8% done] [ 3952/ 4176 kb/s] [eta 00m:19s] Threads: 3: [mmm] [56.8% done] [ 776/ 6728 kb/s] [eta 00m:19s] Threads: 3: [mmm] [57.8% done] [ 6568/ 1080 kb/s] [eta 00m:19s] Threads: 3: [mmm] [57.4% done] [ 6016/ 280 kb/s] [eta 00m:20s] Threads: 3: [Vmm] [58.3% done] [ 7844/ 1456 kb/s] [eta 00m:20s] Threads: 3: [Vmm] [58.0% done] [ 17468/ 48 kb/s] [eta 00m:21s] Threads: 3: [Vmm] [58.8% done] [ 14976/ 420 kb/s] [eta 00m:21s] Threads: 2: [_mm] [59.6% done] [ 13456/ 20 kb/s] [eta 00m:21s] Threads: 2: [_mm] [61.5% done] [ 3860/ 4332 kb/s] [eta 00m:20s] Threads: 2: [_Vm] [61.8% done] [ 5136/ 2232 kb/s] [eta 00m:21s] Threads: 2: [_Vm] [62.5% done] [ 14496/ 0 kb/s] [eta 00m:21s] Threads: 2: [_Vm] [63.2% done] [ 16320/ 284 kb/s] [eta 00m:21s] Threads: 1: [__m] [66.1% done] [ 9080/ 0 kb/s] [eta 00m:19s] Threads: 1: [__V] [73.1% done] [ 11728/ 0 kb/s] [eta 00m:14s] Threads: 1: [__V] [86.7% done] [ 18616/ 0 kb/s] [eta 00m:06s] fio: (groupid=0): err= 0: pid=4076 read : io=100MiB, bw=3,343KiB/s, runt= 31366msec clat (msec): min= 0, max= 106, avg=11.27, stdev=11.94 bw (KiB/s) : min= 7, max=17419, per=52.75%, avg=4160.41, stdev=4714.49 write: io=45,928KiB, bw=1,657KiB/s, runt= 28369msec clat (msec): min= 0, max= 126, avg=17.87, stdev=14.97 bw (KiB/s) : min= 0, max= 6184, per=78.27%, avg=2675.97, stdev=2032.38 cpu : usr=3.15%, sys=0.19%, ctx=2259 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=25.1%, 4=7.4%, 10=16.2%, 20=20.5%, 50=29.4%, 100=1.2% lat (msec): 250=0.2%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=4077 read : io=100MiB, bw=2,893KiB/s, runt= 36237msec clat (msec): min= 0, max= 185, avg=15.68, stdev=20.44 bw (KiB/s) : min= 19, max=15705, per=39.63%, avg=3125.47, stdev=3584.84 write: io=36,156KiB, bw=1,099KiB/s, runt= 33658msec clat (msec): min= 0, max= 188, avg=14.40, stdev=18.17 bw (KiB/s) : min= 0, max= 9332, per=58.31%, avg=1993.52, stdev=2424.26 cpu : usr=2.57%, sys=0.28%, ctx=2243 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=26.3%, 4=5.9%, 10=14.9%, 20=20.1%, 50=29.5%, 100=1.4% lat (msec): 250=1.7%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=4078 read : io=100MiB, bw=2,629KiB/s, runt= 39882msec clat (msec): min= 0, max= 190, avg=15.24, stdev=22.57 bw (KiB/s) : min= 36, max=21273, per=42.98%, avg=3390.02, stdev=4804.09 write: io=42,420KiB, bw=1,165KiB/s, runt= 37281msec clat (msec): min= 0, max= 144, avg=21.42, stdev=21.81 bw (KiB/s) : min= 0, max= 5529, per=61.32%, avg=2096.69, stdev=1730.16 cpu : usr=2.20%, sys=0.20%, ctx=2246 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=21.9%, 4=6.8%, 10=17.7%, 20=19.6%, 50=29.1%, 100=1.5% lat (msec): 250=3.3%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=7,887KiB/s, minb=2,629KiB/s, maxb=3,343KiB/s, mint=31366msec, maxt=39882msec WRITE: io=122MiB, aggrb=3,419KiB/s, minb=1,099KiB/s, maxb=1,657KiB/s, mint=31366msec, maxt=39882msec Disk stats (read/write): sda: ios=5434/2143, merge=909/483, ticks=84452/45256, in_queue=129708, util=98.74% 2.82user 0.36system 0:40.32elapsed 7%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1085minor)pagefaults 0swaps