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] [ 12430/ 3076 kb/s] [eta 00m:31s] Threads: 3: [mmm] [9.3% done] [ 1999/ 13775 kb/s] [eta 00m:39s] Threads: 3: [mmm] [12.5% done] [ 5957/ 9667 kb/s] [eta 00m:35s] Threads: 3: [mmm] [15.0% done] [ 12344/ 2466 kb/s] [eta 00m:34s] Threads: 3: [mmm] [17.9% done] [ 9472/ 4551 kb/s] [eta 00m:32s] Threads: 3: [mmm] [20.5% done] [ 9281/ 2807 kb/s] [eta 00m:31s] Threads: 3: [mmm] [23.1% done] [ 9553/ 2677 kb/s] [eta 00m:30s] Threads: 3: [mmm] [24.4% done] [ 4839/ 7639 kb/s] [eta 00m:31s] Threads: 3: [mmm] [26.2% done] [ 7684/ 4360 kb/s] [eta 00m:31s] Threads: 3: [mmm] [30.0% done] [ 4811/ 8171 kb/s] [eta 00m:28s] Threads: 3: [mmm] [32.5% done] [ 5741/ 6042 kb/s] [eta 00m:27s] Threads: 3: [mmm] [36.8% done] [ 3929/ 7281 kb/s] [eta 00m:24s] Threads: 3: [mmm] [38.5% done] [ 9354/ 1487 kb/s] [eta 00m:24s] Threads: 3: [mmm] [42.1% done] [ 2893/ 9354 kb/s] [eta 00m:22s] Threads: 3: [mmm] [44.7% done] [ 5627/ 4648 kb/s] [eta 00m:21s] Threads: 3: [mmm] [46.2% done] [ 5558/ 1596 kb/s] [eta 00m:21s] Threads: 3: [mmm] [48.7% done] [ 4356/ 5030 kb/s] [eta 00m:20s] Threads: 3: [mmm] [50.0% done] [ 5920/ 2494 kb/s] [eta 00m:20s] Threads: 3: [mmm] [52.5% done] [ 4547/ 3689 kb/s] [eta 00m:19s] Threads: 3: [mmm] [53.7% done] [ 3803/ 3823 kb/s] [eta 00m:19s] Threads: 3: [mmm] [54.8% done] [ 6745/ 60 kb/s] [eta 00m:19s] Threads: 3: [mmm] [55.8% done] [ 4067/ 2730 kb/s] [eta 00m:19s] Threads: 3: [mmm] [58.1% done] [ 3510/ 4713 kb/s] [eta 00m:18s] Threads: 3: [mmm] [59.1% done] [ 3323/ 2702 kb/s] [eta 00m:18s] Threads: 3: [mVV] [60.0% done] [ 6834/ 0 kb/s] [eta 00m:18s] Threads: 3: [mVV] [60.9% done] [ 10321/ 0 kb/s] [eta 00m:18s] Threads: 3: [mVV] [61.7% done] [ 10097/ 0 kb/s] [eta 00m:18s] Threads: 3: [mVV] [62.5% done] [ 6326/ 85 kb/s] [eta 00m:18s] Threads: 3: [mVV] [64.6% done] [ 6050/ 2974 kb/s] [eta 00m:17s] Threads: 3: [mVV] [65.3% done] [ 8317/ 1072 kb/s] [eta 00m:17s] Threads: 3: [mVV] [67.3% done] [ 6741/ 3356 kb/s] [eta 00m:16s] Threads: 3: [VVV] [69.4% done] [ 11113/ 0 kb/s] [eta 00m:15s] Threads: 3: [VVV] [71.4% done] [ 10756/ 0 kb/s] [eta 00m:14s] Threads: 2: [V_V] [75.0% done] [ 9337/ 0 kb/s] [eta 00m:12s] Threads: 1: [V__] [82.2% done] [ 15628/ 0 kb/s] [eta 00m:08s] Threads: 1: [V__] [100.0% done] [ 24580/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=3551 read : io=100MiB, bw=2,701KiB/s, runt= 38819msec clat (msec): min= 0, max= 186, avg=13.33, stdev=21.04 bw (KiB/s) : min= 13, max=26538, per=44.45%, avg=3601.46, stdev=5833.85 write: io=58,020KiB, bw=1,784KiB/s, runt= 33296msec clat (msec): min= 0, max= 670, avg=14.41, stdev=45.73 bw (KiB/s) : min= 1, max= 8946, per=63.04%, avg=2469.76, stdev=2482.26 cpu : usr=2.87%, sys=0.19%, ctx=2681 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=46.6%, 4=6.8%, 10=14.6%, 20=11.4%, 50=13.0%, 100=5.7% lat (msec): 250=1.5%, 500=0.3%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3552 read : io=100MiB, bw=2,904KiB/s, runt= 36104msec clat (msec): min= 0, max= 167, avg=17.65, stdev=16.32 bw (KiB/s) : min= 102, max= 7353, per=38.92%, avg=3153.53, stdev=1798.20 write: io=37,968KiB, bw=1,462KiB/s, runt= 26581msec clat (msec): min= 0, max= 234, avg=12.30, stdev=29.29 bw (KiB/s) : min= 2, max= 9819, per=73.95%, avg=2897.41, stdev=3061.84 cpu : usr=2.37%, sys=0.23%, ctx=2082 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=16.7%, 4=5.7%, 10=23.6%, 20=25.5%, 50=22.7%, 100=5.1% lat (msec): 250=0.6%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3553 read : io=100MiB, bw=2,837KiB/s, runt= 36953msec clat (msec): min= 0, max= 220, avg=17.11, stdev=16.53 bw (KiB/s) : min= 7, max= 6532, per=36.72%, avg=2975.46, stdev=1669.53 write: io=31,428KiB, bw=1,200KiB/s, runt= 26800msec clat (msec): min= 0, max= 218, avg=10.78, stdev=27.34 bw (KiB/s) : min= 2, max= 9315, per=57.15%, avg=2238.96, stdev=2582.55 cpu : usr=2.25%, sys=0.24%, ctx=2287 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=19.8%, 4=5.5%, 10=24.4%, 20=23.8%, 50=21.5%, 100=4.0% lat (msec): 250=0.8%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=8,103KiB/s, minb=2,701KiB/s, maxb=2,904KiB/s, mint=36104msec, maxt=38819msec WRITE: io=124MiB, aggrb=3,918KiB/s, minb=1,200KiB/s, maxb=1,784KiB/s, mint=36104msec, maxt=38819msec Disk stats (read/write): sda: ios=5655/2458, merge=61/194, ticks=118884/40576, in_queue=159460, util=98.91% 2.81user 0.28system 0:39.18elapsed 7%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1091minor)pagefaults 0swaps