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] [60.0% done] [ 7360/100737 kb/s] [eta 00m:02s] Threads: 3: [FFF] [100.0% done] [ 3517/ 31665 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [66.7% done] [ 0/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [68.0% done] [ 17905/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [75.0% done] [ 35371/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [79.2% done] [ 31547/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [83.3% done] [ 26001/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [95.5% done] [ 34103/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 30660/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 29357/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 34423/ 0 kb/s] [eta 00m:00s] Threads: 1: [V__] [100.0% done] [ 33382/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=12252 read : io=100MiB, bw=4,035KiB/s, runt= 25982msec clat (msec): min= 0, max= 296, avg= 6.91, stdev=32.72 bw (KiB/s) : min= 0, max=17560, per=61.74%, avg=7475.10, stdev=5502.91 write: io=95,668KiB, bw=5,963KiB/s, runt= 16427msec clat (msec): min= 0, max= 10, avg= 0.02, stdev= 0.38 bw (KiB/s) : min= 0, max=105234, per=200.27%, avg=35132.67, stdev=60709.59 cpu : usr=4.88%, sys=1.34%, ctx=886 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=86.2%, 4=4.0%, 10=6.5%, 20=0.8%, 50=0.8%, 100=0.4% lat (msec): 250=1.0%, 500=0.2%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=12253 read : io=100MiB, bw=4,127KiB/s, runt= 25405msec clat (msec): min= 0, max= 355, avg= 6.48, stdev=29.42 bw (KiB/s) : min= 18, max=16465, per=65.80%, avg=7966.57, stdev=4491.71 write: io=88,600KiB, bw=5,523KiB/s, runt= 16427msec clat (msec): min= 0, max= 37, avg= 0.18, stdev= 1.86 bw (KiB/s) : min= 0, max=63455, per=180.86%, avg=31727.50, stdev=44869.46 cpu : usr=4.85%, sys=1.12%, ctx=1520 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=76.2%, 4=7.1%, 10=12.8%, 20=1.7%, 50=0.8%, 100=0.4% lat (msec): 250=0.9%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=12254 read : io=100MiB, bw=4,063KiB/s, runt= 25802msec clat (msec): min= 0, max= 315, avg= 6.41, stdev=30.74 bw (KiB/s) : min= 12, max=19587, per=69.46%, avg=8410.10, stdev=5764.64 write: io=97,172KiB, bw=6,058KiB/s, runt= 16423msec clat (msec): min= 0, max= 75, avg= 0.07, stdev= 1.96 bw (KiB/s) : min= 0, max=43066, per=122.74%, avg=21533.00, stdev=30452.26 cpu : usr=4.85%, sys=1.38%, ctx=966 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=85.1%, 4=5.2%, 10=6.6%, 20=0.6%, 50=0.9%, 100=0.3% lat (msec): 250=0.9%, 500=0.2%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=12,107KiB/s, minb=4,035KiB/s, maxb=4,127KiB/s, mint=25405msec, maxt=25982msec WRITE: io=275MiB, aggrb=17,543KiB/s, minb=5,523KiB/s, maxb=6,058KiB/s, mint=25405msec, maxt=25982msec Disk stats (read/write): sda: ios=3725/1968, merge=1173/68354, ticks=84336/1962624, in_queue=2047428, util=98.67% 3.76user 1.03system 0:26.49elapsed 18%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (1major+1073minor)pagefaults 0swaps