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: [mFm] [23.1% done] [ 8576/ 33880 kb/s] [eta 00m:10s] Threads: 3: [mFm] [26.7% done] [ 10052/ 0 kb/s] [eta 00m:11s] Threads: 3: [FFm] [29.4% done] [ 7408/ 39648 kb/s] [eta 00m:12s] Threads: 3: [FFm] [30.0% done] [ 1380/ 0 kb/s] [eta 00m:14s] Threads: 3: [FFm] [33.3% done] [ 1068/ 2596 kb/s] [eta 00m:14s] Threads: 3: [FFF] [100.0% done] [ 0/ 53356 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] [69.6% done] [ 10536/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [70.8% done] [ 27248/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [78.3% done] [ 27620/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [82.6% done] [ 24040/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [90.9% done] [ 31756/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [100.0% done] [ 32563/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 34192/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 24548/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 32307/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=17029 read : io=100MiB, bw=4,281KiB/s, runt= 24488msec clat (msec): min= 0, max= 286, avg= 6.99, stdev=27.59 bw (KiB/s) : min= 0, max=20585, per=61.43%, avg=7705.12, stdev=5782.04 write: io=88,660KiB, bw=5,884KiB/s, runt= 15428msec clat (msec): min= 0, max= 92, avg= 0.42, stdev= 4.63 bw (KiB/s) : min= 0, max=12761, per=44.07%, avg=7718.67, stdev=6788.44 cpu : usr=4.70%, sys=1.32%, ctx=986 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=81.2%, 4=5.3%, 10=7.1%, 20=2.4%, 50=2.3%, 100=0.5% lat (msec): 250=1.1%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=17030 read : io=100MiB, bw=4,226KiB/s, runt= 24809msec clat (msec): min= 0, max= 262, avg= 5.83, stdev=26.47 bw (KiB/s) : min= 16, max=24453, per=76.58%, avg=9605.90, stdev=6674.17 write: io=97,124KiB, bw=6,446KiB/s, runt= 15428msec clat (msec): min= 0, max= 50, avg= 0.18, stdev= 2.29 bw (KiB/s) : min= 0, max=118923, per=276.03%, avg=48348.67, stdev=62499.24 cpu : usr=4.92%, sys=1.45%, ctx=828 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=84.8%, 4=5.5%, 10=5.7%, 20=1.4%, 50=1.2%, 100=0.2% lat (msec): 250=1.0%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=17031 read : io=100MiB, bw=4,181KiB/s, runt= 25079msec clat (msec): min= 0, max= 255, avg= 9.11, stdev=29.31 bw (KiB/s) : min= 9, max=16058, per=45.31%, avg=5683.80, stdev=4289.53 write: io=78,120KiB, bw=5,186KiB/s, runt= 15424msec clat (msec): min= 0, max= 31, avg= 0.22, stdev= 1.88 bw (KiB/s) : min= 0, max= 3214, per=9.17%, avg=1607.00, stdev=2272.64 cpu : usr=4.43%, sys=1.12%, ctx=1084 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=77.6%, 4=4.8%, 10=8.3%, 20=4.0%, 50=2.9%, 100=0.7% lat (msec): 250=1.5%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=12,543KiB/s, minb=4,181KiB/s, maxb=4,281KiB/s, mint=24488msec, maxt=25079msec WRITE: io=258MiB, aggrb=17,516KiB/s, minb=5,186KiB/s, maxb=6,446KiB/s, mint=24488msec, maxt=25079msec Disk stats (read/write): sda: ios=3816/1834, merge=1556/64028, ticks=94372/1812240, in_queue=1910188, util=99.29% 3.50user 1.00system 0:25.42elapsed 17%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1071minor)pagefaults 0swaps