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: [mFF] [6.1% done] [ 188/ 41020 kb/s] [eta 00m:46s] Threads: 3: [mFF] [6.7% done] [ 0/ 0 kb/s] [eta 00m:56s] Threads: 3: [mFF] [8.3% done] [ 212/ 0 kb/s] [eta 00m:55s] Threads: 3: [mFF] [10.0% done] [ 248/ 0 kb/s] [eta 00m:54s] Threads: 3: [mFF] [11.7% done] [ 176/ 0 kb/s] [eta 00m:53s] Threads: 3: [mFF] [13.3% done] [ 20/ 0 kb/s] [eta 00m:52s] Threads: 3: [mFF] [20.0% done] [ 264/ 20116 kb/s] [eta 00m:36s] Threads: 3: [mFF] [47.6% done] [ 8/ 39836 kb/s] [eta 00m:11s] Threads: 3: [FFF] [100.0% done] [ 120/ 32425 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] [68.2% done] [ 6375/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [69.6% done] [ 32040/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [73.9% done] [ 34010/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [81.8% done] [ 26327/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [86.4% done] [ 38375/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [95.2% done] [ 35697/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 35072/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 28464/ 0 kb/s] [eta 00m:00s] Threads: 2: [VV_] [100.0% done] [ 36579/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=30994 read : io=100MiB, bw=4,402KiB/s, runt= 23819msec clat (msec): min= 0, max= 2370, avg=11.11, stdev=85.93 bw (KiB/s) : min= 9, max=30121, per=48.97%, avg=6467.50, stdev=7145.98 write: io=92,124KiB, bw=6,525KiB/s, runt= 14456msec clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=122732, per=198.23%, avg=40919.33, stdev=70851.85 cpu : usr=5.14%, sys=1.16%, ctx=947 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=85.9%, 4=4.3%, 10=6.0%, 20=1.3%, 50=0.9%, 100=0.3% lat (msec): 250=1.0%, 500=0.1%, 750=0.1%, 1000=0.0%, >=2000=0.1% fio: (groupid=0): err= 0: pid=30995 read : io=100MiB, bw=4,451KiB/s, runt= 23556msec clat (msec): min= 0, max= 551, avg= 5.29, stdev=29.74 bw (KiB/s) : min= 16, max=19415, per=74.29%, avg=9811.18, stdev=5716.69 write: io=99MiB, bw=7,179KiB/s, runt= 14468msec clat (msec): min= 0, max= 21, avg= 0.20, stdev= 1.74 bw (KiB/s) : min= 0, max=57185, per=148.21%, avg=30593.00, stdev=28801.68 cpu : usr=5.55%, sys=1.43%, ctx=882 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=86.3%, 4=4.7%, 10=6.4%, 20=0.8%, 50=0.7%, 100=0.1% lat (msec): 250=0.9%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=30996 read : io=100MiB, bw=4,538KiB/s, runt= 23104msec clat (msec): min= 0, max= 339, avg= 5.33, stdev=27.71 bw (KiB/s) : min= 3, max=23396, per=74.94%, avg=9896.88, stdev=6572.22 write: io=98,096KiB, bw=6,942KiB/s, runt= 14468msec clat (msec): min= 0, max= 22, avg= 0.22, stdev= 1.88 bw (KiB/s) : min= 0, max=118048, per=204.66%, avg=42246.33, stdev=65789.84 cpu : usr=5.04%, sys=1.51%, 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=85.1%, 4=5.4%, 10=6.2%, 20=1.3%, 50=0.8%, 100=0.2% lat (msec): 250=0.8%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=13,206KiB/s, minb=4,402KiB/s, maxb=4,538KiB/s, mint=23104msec, maxt=23819msec WRITE: io=285MiB, aggrb=20,642KiB/s, minb=6,525KiB/s, maxb=7,179KiB/s, mint=23104msec, maxt=23819msec Disk stats (read/write): sda: ios=3155/2546, merge=1216/70230, ticks=104356/1705080, in_queue=1809432, util=99.11% 3.70user 1.06system 0:24.16elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1070minor)pagefaults 0swaps