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] [ 4956/ 11632 kb/s] [eta 00m:31s] Threads: 3: [mmm] [13.8% done] [ 6976/ 9944 kb/s] [eta 00m:25s] Threads: 3: [mmm] [15.6% done] [ 8484/ 7008 kb/s] [eta 00m:27s] Threads: 3: [mmm] [18.2% done] [ 5004/ 10448 kb/s] [eta 00m:27s] Threads: 3: [mmm] [20.0% done] [ 9712/ 4156 kb/s] [eta 00m:28s] Threads: 3: [mmm] [23.5% done] [ 8812/ 3536 kb/s] [eta 00m:26s] Threads: 3: [mmm] [25.0% done] [ 6036/ 7568 kb/s] [eta 00m:27s] Threads: 3: [mmm] [27.0% done] [ 11548/ 312 kb/s] [eta 00m:27s] Threads: 3: [mmm] [29.7% done] [ 9980/ 1328 kb/s] [eta 00m:26s] Threads: 3: [mmm] [32.4% done] [ 5712/ 5684 kb/s] [eta 00m:25s] Threads: 3: [mmm] [35.1% done] [ 3332/ 9620 kb/s] [eta 00m:24s] Threads: 3: [mmm] [36.8% done] [ 6080/ 4912 kb/s] [eta 00m:24s] Threads: 3: [mmm] [39.5% done] [ 4888/ 6032 kb/s] [eta 00m:23s] Threads: 3: [mmm] [42.1% done] [ 3612/ 7344 kb/s] [eta 00m:22s] Threads: 3: [mmm] [44.7% done] [ 7276/ 1804 kb/s] [eta 00m:21s] Threads: 3: [mmm] [47.4% done] [ 4572/ 5348 kb/s] [eta 00m:20s] Threads: 3: [mmm] [50.0% done] [ 5404/ 3296 kb/s] [eta 00m:19s] Threads: 3: [mmm] [54.1% done] [ 4268/ 6388 kb/s] [eta 00m:17s] Threads: 3: [mmm] [56.8% done] [ 5888/ 1912 kb/s] [eta 00m:16s] Threads: 3: [mmm] [57.9% done] [ 2316/ 6128 kb/s] [eta 00m:16s] Threads: 3: [mmm] [60.5% done] [ 3376/ 4304 kb/s] [eta 00m:15s] Threads: 3: [mmm] [63.2% done] [ 3120/ 4460 kb/s] [eta 00m:14s] Threads: 3: [mmm] [64.1% done] [ 1580/ 4916 kb/s] [eta 00m:14s] Threads: 3: [mmm] [65.0% done] [ 2400/ 3900 kb/s] [eta 00m:14s] Threads: 3: [mmV] [67.5% done] [ 3640/ 2820 kb/s] [eta 00m:13s] Threads: 3: [VVV] [68.3% done] [ 15364/ 80 kb/s] [eta 00m:13s] Threads: 3: [VVV] [72.5% done] [ 18176/ 0 kb/s] [eta 00m:11s] Threads: 3: [VVV] [75.0% done] [ 17868/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [75.6% done] [ 21320/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [78.0% done] [ 22752/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [82.9% done] [ 16460/ 0 kb/s] [eta 00m:07s] Threads: 2: [VV_] [89.7% done] [ 17804/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=612 read : io=100MiB, bw=2,943KiB/s, runt= 35628msec clat (msec): min= 0, max= 257, avg=12.09, stdev=27.49 bw (KiB/s) : min= 24, max=19161, per=41.94%, avg=3703.10, stdev=3828.86 write: io=58,816KiB, bw=2,160KiB/s, runt= 27872msec clat (msec): min= 0, max= 373, avg=13.40, stdev=36.80 bw (KiB/s) : min= 0, max= 8662, per=52.44%, avg=2768.14, stdev=2550.65 cpu : usr=2.89%, sys=0.39%, ctx=2670 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=53.1%, 4=6.8%, 10=14.4%, 20=10.1%, 50=8.8%, 100=3.6% lat (msec): 250=3.0%, 500=0.2%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=613 read : io=100MiB, bw=2,952KiB/s, runt= 35514msec clat (msec): min= 0, max= 227, avg=15.06, stdev=26.12 bw (KiB/s) : min= 29, max=13983, per=36.07%, avg=3184.46, stdev=2709.40 write: io=39,644KiB, bw=1,463KiB/s, runt= 27736msec clat (msec): min= 0, max= 237, avg=10.91, stdev=25.59 bw (KiB/s) : min= 0, max= 7858, per=48.92%, avg=2582.74, stdev=2439.70 cpu : usr=2.74%, sys=0.32%, ctx=2421 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=36.9%, 4=6.5%, 10=19.7%, 20=16.6%, 50=14.5%, 100=3.8% lat (msec): 250=2.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=614 read : io=100MiB, bw=3,036KiB/s, runt= 34536msec clat (msec): min= 0, max= 493, avg=13.97, stdev=25.73 bw (KiB/s) : min= 7, max=12069, per=38.33%, avg=3383.87, stdev=2905.83 write: io=45,244KiB, bw=1,766KiB/s, runt= 26232msec clat (msec): min= 0, max= 173, avg=11.81, stdev=25.70 bw (KiB/s) : min= 0, max= 9113, per=59.59%, avg=3145.96, stdev=3112.38 cpu : usr=2.58%, sys=0.23%, ctx=2389 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=34.0%, 4=7.3%, 10=22.6%, 20=17.4%, 50=12.7%, 100=4.0% lat (msec): 250=1.8%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=8,829KiB/s, minb=2,943KiB/s, maxb=3,036KiB/s, mint=34536msec, maxt=35628msec WRITE: io=140MiB, aggrb=5,279KiB/s, minb=1,463KiB/s, maxb=2,160KiB/s, mint=34536msec, maxt=35628msec Disk stats (read/write): sda: ios=5646/2818, merge=863/259, ticks=94084/70716, in_queue=164800, util=99.53% 2.90user 0.42system 0:35.92elapsed 9%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1077minor)pagefaults 0swaps