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] [8.6% done] [ 10400/ 2768 kb/s] [eta 00m:32s] Threads: 3: [mmm] [11.4% done] [ 3832/ 9780 kb/s] [eta 00m:31s] Threads: 3: [mmm] [14.7% done] [ 8264/ 4676 kb/s] [eta 00m:29s] Threads: 3: [mmm] [17.6% done] [ 10776/ 2424 kb/s] [eta 00m:28s] Threads: 3: [mmm] [20.0% done] [ 7664/ 4588 kb/s] [eta 00m:28s] Threads: 3: [mmm] [22.9% done] [ 7424/ 3492 kb/s] [eta 00m:27s] Threads: 3: [mmm] [25.7% done] [ 7664/ 4124 kb/s] [eta 00m:26s] Threads: 3: [mmm] [27.8% done] [ 2356/ 9104 kb/s] [eta 00m:26s] Threads: 3: [mmm] [28.9% done] [ 5684/ 4068 kb/s] [eta 00m:27s] Threads: 3: [mmm] [30.8% done] [ 7052/ 2532 kb/s] [eta 00m:27s] Threads: 3: [mmm] [33.3% done] [ 6512/ 3400 kb/s] [eta 00m:26s] Threads: 3: [mmm] [34.1% done] [ 5404/ 2292 kb/s] [eta 00m:27s] Threads: 3: [mmm] [36.6% done] [ 6400/ 3332 kb/s] [eta 00m:26s] Threads: 3: [mmm] [38.1% done] [ 5700/ 3836 kb/s] [eta 00m:26s] Threads: 3: [mmm] [40.5% done] [ 5644/ 3128 kb/s] [eta 00m:25s] Threads: 3: [mmm] [41.9% done] [ 3696/ 5596 kb/s] [eta 00m:25s] Threads: 3: [mmm] [44.2% done] [ 3956/ 3492 kb/s] [eta 00m:24s] Threads: 3: [mmm] [46.5% done] [ 4056/ 4056 kb/s] [eta 00m:23s] Threads: 3: [mmm] [47.7% done] [ 6540/ 1464 kb/s] [eta 00m:23s] Threads: 3: [mmm] [48.9% done] [ 2260/ 5368 kb/s] [eta 00m:23s] Threads: 3: [mmm] [51.1% done] [ 4608/ 1800 kb/s] [eta 00m:22s] Threads: 3: [mmm] [52.2% done] [ 4072/ 3032 kb/s] [eta 00m:22s] Threads: 3: [mmm] [54.3% done] [ 1940/ 5856 kb/s] [eta 00m:21s] Threads: 3: [mmm] [55.3% done] [ 5448/ 328 kb/s] [eta 00m:21s] Threads: 3: [mmm] [57.4% done] [ 2808/ 4184 kb/s] [eta 00m:20s] Threads: 3: [mmm] [58.3% done] [ 4528/ 2364 kb/s] [eta 00m:20s] Threads: 3: [mmm] [59.2% done] [ 7484/ 8 kb/s] [eta 00m:20s] Threads: 3: [mVm] [58.8% done] [ 9044/ 1252 kb/s] [eta 00m:21s] Threads: 3: [mVm] [60.8% done] [ 14344/ 112 kb/s] [eta 00m:20s] Threads: 3: [mVm] [61.5% done] [ 14652/ 72 kb/s] [eta 00m:20s] Threads: 2: [mEm] [61.8% done] [ 15528/ 0 kb/s] [eta 00m:21s] Threads: 2: [VEm] [62.5% done] [ 7596/ 2566 kb/s] [eta 00m:21s] Threads: 2: [V_m] [62.7% done] [ 15520/ 0 kb/s] [eta 00m:22s] Threads: 1: [E_m] [65.5% done] [ 10372/ 2084 kb/s] [eta 00m:20s] Threads: 1: [__V] [73.6% done] [ 11170/ 1654 kb/s] [eta 00m:14s] Threads: 1: [__V] [87.0% done] [ 20076/ 0 kb/s] [eta 00m:06s] fio: (groupid=0): err= 0: pid=16324 read : io=100MiB, bw=2,797KiB/s, runt= 37483msec clat (msec): min= 0, max= 164, avg=15.77, stdev=20.80 bw (KiB/s) : min= 22, max=16278, per=39.28%, avg=3025.44, stdev=3440.64 write: io=34,076KiB, bw=994KiB/s, runt= 35084msec clat (msec): min= 0, max= 146, avg=13.35, stdev=17.77 bw (KiB/s) : min= 0, max= 7160, per=66.87%, avg=2243.65, stdev=2144.45 cpu : usr=2.48%, sys=0.25%, ctx=2350 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=27.6%, 4=6.4%, 10=14.8%, 20=17.4%, 50=30.4%, 100=1.3% lat (msec): 250=1.9%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=16325 read : io=100MiB, bw=3,097KiB/s, runt= 33857msec clat (msec): min= 0, max= 175, avg=12.25, stdev=15.18 bw (KiB/s) : min= 2, max=15480, per=44.71%, avg=3443.76, stdev=3768.36 write: io=46,800KiB, bw=1,588KiB/s, runt= 30174msec clat (msec): min= 0, max= 169, avg=17.40, stdev=14.59 bw (KiB/s) : min= 0, max= 6159, per=69.89%, avg=2344.97, stdev=2030.10 cpu : usr=2.76%, sys=0.28%, ctx=2322 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=24.3%, 4=6.9%, 10=16.9%, 20=21.0%, 50=28.7%, 100=1.7% lat (msec): 250=0.3%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=16326 read : io=100MiB, bw=2,567KiB/s, runt= 40834msec clat (msec): min= 0, max= 258, avg=16.10, stdev=25.89 bw (KiB/s) : min= 10, max=23497, per=40.45%, avg=3115.78, stdev=4966.47 write: io=44,868KiB, bw=1,197KiB/s, runt= 38369msec clat (msec): min= 0, max= 122, avg=15.44, stdev=15.72 bw (KiB/s) : min= 0, max= 7872, per=61.63%, avg=2067.53, stdev=1858.44 cpu : usr=2.40%, sys=0.33%, ctx=2441 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=29.3%, 4=5.4%, 10=13.1%, 20=20.4%, 50=27.5%, 100=1.3% lat (msec): 250=3.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=7,703KiB/s, minb=2,567KiB/s, maxb=3,097KiB/s, mint=33857msec, maxt=40834msec WRITE: io=123MiB, aggrb=3,355KiB/s, minb=994KiB/s, maxb=1,588KiB/s, mint=33857msec, maxt=40834msec Disk stats (read/write): sda: ios=5599/2295, merge=1022/507, ticks=98896/41716, in_queue=140612, util=96.50% 2.91user 0.42system 0:42.32elapsed 7%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1095minor)pagefaults 0swaps