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] [13.0% done] [ 8802/ 81494 kb/s] [eta 00m:20s] Threads: 3: [Fmm] [16.7% done] [ 7333/ 62562 kb/s] [eta 00m:20s] Threads: 3: [FFm] [50.0% done] [ 6010/ 42897 kb/s] [eta 00m:05s] Threads: 3: [FFm] [60.0% done] [ 559/ 15163 kb/s] [eta 00m:04s] Threads: 3: [FFm] [58.3% done] [ 303/ 0 kb/s] [eta 00m:05s] Threads: 3: [FFm] [57.1% done] [ 496/ 0 kb/s] [eta 00m:06s] Threads: 3: [FFF] [100.0% done] [ 240/ 14643 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] [69.6% done] [ 4029/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [70.8% done] [ 23587/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [75.0% done] [ 27931/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [79.2% done] [ 19373/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [90.9% done] [ 32901/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [95.5% done] [ 32760/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 35016/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 30929/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 28348/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=27899 read : io=100MiB, bw=4,097KiB/s, runt= 25593msec clat (msec): min= 0, max= 382, avg= 6.63, stdev=29.87 bw (KiB/s) : min= 4, max=29358, per=66.02%, avg=8114.00, stdev=7614.45 write: io=95,056KiB, bw=6,087KiB/s, runt= 15989msec clat (msec): min= 0, max= 118, avg= 0.29, stdev= 3.92 bw (KiB/s) : min= 0, max=117582, per=233.82%, avg=39889.67, stdev=67291.63 cpu : usr=4.69%, sys=1.30%, ctx=838 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=4.4%, 10=5.7%, 20=1.2%, 50=1.1%, 100=0.4% lat (msec): 250=1.1%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=27900 read : io=100MiB, bw=4,153KiB/s, runt= 25243msec clat (msec): min= 0, max= 404, avg= 7.23, stdev=27.65 bw (KiB/s) : min= 5, max=22589, per=55.94%, avg=6875.12, stdev=5539.55 write: io=88,932KiB, bw=5,695KiB/s, runt= 15989msec clat (msec): min= 0, max= 49, avg= 0.17, stdev= 2.06 bw (KiB/s) : min= 0, max=16294, per=47.75%, avg=8147.00, stdev=11521.60 cpu : usr=4.45%, sys=1.33%, ctx=1129 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=78.1%, 4=5.5%, 10=9.2%, 20=3.1%, 50=2.4%, 100=0.4% lat (msec): 250=1.1%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=27901 read : io=100MiB, bw=4,187KiB/s, runt= 25040msec clat (msec): min= 0, max= 284, avg= 9.83, stdev=30.88 bw (KiB/s) : min= 3, max=23537, per=47.07%, avg=5785.64, stdev=5891.87 write: io=82,456KiB, bw=5,279KiB/s, runt= 15992msec clat (msec): min= 0, max= 73, avg= 0.30, stdev= 3.05 bw (KiB/s) : min= 0, max=13920, per=30.90%, avg=5271.00, stdev=7549.82 cpu : usr=4.55%, sys=1.20%, ctx=1057 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=78.8%, 4=4.7%, 10=7.6%, 20=3.0%, 50=2.8%, 100=1.2% lat (msec): 250=1.7%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=12,291KiB/s, minb=4,097KiB/s, maxb=4,187KiB/s, mint=25040msec, maxt=25593msec WRITE: io=260MiB, aggrb=17,060KiB/s, minb=5,279KiB/s, maxb=6,087KiB/s, mint=25040msec, maxt=25593msec Disk stats (read/write): sda: ios=3759/1992, merge=1498/64630, ticks=88912/1884780, in_queue=1973692, util=99.24% 3.46user 1.03system 0:25.96elapsed 17%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1068minor)pagefaults 0swaps