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: [Fmm] [60.0% done] [ 1704/ 98304 kb/s] [eta 00m:02s] Threads: 3: [FmF] [66.7% done] [ 828/ 4292 kb/s] [eta 00m:02s] Threads: 3: [FFF] [100.0% done] [ 1104/ 13520 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] [ 1800/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [71.4% done] [ 19016/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [76.2% done] [ 29913/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [81.0% done] [ 29432/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [90.0% done] [ 32808/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [100.0% done] [ 37188/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 35676/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 35896/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 30086/ 0 kb/s] [eta 00m:00s] Threads: 1: [__V] [100.0% done] [ 32316/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=1328 read : io=100MiB, bw=4,499KiB/s, runt= 23305msec clat (msec): min= 0, max= 329, avg= 5.22, stdev=27.21 bw (KiB/s) : min= 4, max=20700, per=77.90%, avg=10407.06, stdev=5454.12 write: io=100MiB, bw=7,540KiB/s, runt= 13905msec clat (msec): min= 0, max= 61, avg= 0.36, stdev= 3.60 bw (KiB/s) : min= 0, max=94257, per=171.75%, avg=36083.67, stdev=50863.16 cpu : usr=5.11%, sys=1.53%, ctx=724 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=87.8%, 4=3.8%, 10=5.4%, 20=0.8%, 50=0.6%, 100=0.5% lat (msec): 250=0.9%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=1329 read : io=100MiB, bw=4,526KiB/s, runt= 23166msec clat (msec): min= 0, max= 255, avg= 7.25, stdev=28.22 bw (KiB/s) : min= 23, max=16336, per=51.24%, avg=6845.04, stdev=5354.41 write: io=90,644KiB, bw=6,600KiB/s, runt= 14063msec clat (msec): min= 0, max= 41, avg= 0.22, stdev= 2.09 bw (KiB/s) : min= 0, max=22019, per=50.14%, avg=10534.67, stdev=11040.18 cpu : usr=5.37%, sys=1.43%, ctx=1041 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=81.1%, 4=4.9%, 10=8.3%, 20=2.3%, 50=1.5%, 100=0.6% lat (msec): 250=1.1%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=1330 read : io=100MiB, bw=4,453KiB/s, runt= 23547msec clat (msec): min= 0, max= 466, avg= 6.78, stdev=30.35 bw (KiB/s) : min= 18, max=18404, per=64.31%, avg=8591.81, stdev=5129.46 write: io=95,492KiB, bw=6,955KiB/s, runt= 14059msec clat (msec): min= 0, max= 12, avg= 0.02, stdev= 0.48 bw (KiB/s) : min= 0, max=104128, per=165.33%, avg=34734.00, stdev=60096.98 cpu : usr=5.16%, sys=1.31%, ctx=927 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=84.0%, 4=4.9%, 10=7.0%, 20=1.2%, 50=1.1%, 100=0.7% lat (msec): 250=0.9%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=13,359KiB/s, minb=4,453KiB/s, maxb=4,526KiB/s, mint=23166msec, maxt=23547msec WRITE: io=282MiB, aggrb=21,009KiB/s, minb=6,600KiB/s, maxb=7,540KiB/s, mint=23166msec, maxt=23547msec Disk stats (read/write): sda: ios=3275/2045, merge=1098/69877, ticks=77084/1722444, in_queue=1842872, util=98.92% 3.66user 1.00system 0:23.86elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1064minor)pagefaults 0swaps