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: [FFm] [75.0% done] [ 702/ 37323 kb/s] [eta 00m:01s] Threads: 3: [FFF] [100.0% done] [ 418/ 9297 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: [FVF] [66.7% done] [ 0/ 0 kb/s] [eta 00m:07s] Threads: 3: [FVF] [75.0% done] [ 11625/ 0 kb/s] [eta 00m:05s] Threads: 3: [FVF] [88.9% done] [ 19727/ 0 kb/s] [eta 00m:02s] Threads: 3: [FVF] [94.4% done] [ 6993/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [69.2% done] [ 25035/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [70.4% done] [ 22788/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [76.9% done] [ 29989/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [84.0% done] [ 36762/ 0 kb/s] [eta 00m:04s] Threads: 2: [V_V] [95.7% done] [ 32516/ 0 kb/s] [eta 00m:01s] Threads: 2: [V_V] [100.0% done] [ 37079/ 0 kb/s] [eta 00m:00s] Threads: 2: [V_V] [100.0% done] [ 36506/ 0 kb/s] [eta 00m:00s] Threads: 1: [E_V] [100.0% done] [ 32345/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=8177 read : io=100MiB, bw=4,142KiB/s, runt= 25311msec clat (msec): min= 0, max= 344, avg= 4.86, stdev=23.28 bw (KiB/s) : min= 5, max=24292, per=89.30%, avg=10983.41, stdev=8913.64 write: io=99,304KiB, bw=5,793KiB/s, runt= 17551msec clat (msec): min= 0, max= 48, avg= 0.23, stdev= 2.31 bw (KiB/s) : min= 0, max=88902, per=148.16%, avg=25634.00, stdev=42664.79 cpu : usr=5.45%, sys=1.39%, ctx=841 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=86.8%, 4=4.0%, 10=5.8%, 20=1.0%, 50=1.0%, 100=0.6% lat (msec): 250=0.8%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=8178 read : io=100MiB, bw=4,906KiB/s, runt= 21373msec clat (msec): min= 0, max= 240, avg= 4.19, stdev=17.67 bw (KiB/s) : min= 14, max=22918, per=99.78%, avg=12272.14, stdev=7376.63 write: io=98MiB, bw=7,309KiB/s, runt= 14065msec clat (msec): min= 0, max= 74, avg= 0.21, stdev= 2.39 bw (KiB/s) : min= 0, max=102694, per=231.34%, avg=40027.00, stdev=54963.09 cpu : usr=6.25%, sys=1.35%, ctx=837 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=85.5%, 4=4.0%, 10=6.3%, 20=1.7%, 50=1.4%, 100=0.6% lat (msec): 250=0.4%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=8179 read : io=100MiB, bw=4,099KiB/s, runt= 25576msec clat (msec): min= 0, max= 246, avg= 5.87, stdev=22.54 bw (KiB/s) : min= 8, max=25868, per=68.88%, avg=8471.86, stdev=7762.19 write: io=96,864KiB, bw=5,652KiB/s, runt= 17547msec clat (msec): min= 0, max= 7, avg= 0.02, stdev= 0.31 bw (KiB/s) : min= 0, max=63234, per=174.53%, avg=30196.67, stdev=31712.56 cpu : usr=5.40%, sys=1.31%, ctx=955 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=84.7%, 4=4.4%, 10=6.6%, 20=1.0%, 50=1.6%, 100=0.7% lat (msec): 250=1.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=12,299KiB/s, minb=4,099KiB/s, maxb=4,906KiB/s, mint=21373msec, maxt=25576msec WRITE: io=290MiB, aggrb=17,302KiB/s, minb=5,652KiB/s, maxb=7,309KiB/s, mint=21373msec, maxt=25576msec Disk stats (read/write): sda: ios=3184/2728, merge=1489/71273, ticks=70164/2189708, in_queue=2260612, util=97.62% 4.10user 0.98system 0:25.86elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1079minor)pagefaults 0swaps