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] [50.0% done] [ 5469/ 84439 kb/s] [eta 00m:03s] Threads: 3: [FFm] [50.0% done] [ 690/ 21178 kb/s] [eta 00m:04s] Threads: 3: [FFm] [50.0% done] [ 627/ 0 kb/s] [eta 00m:05s] Threads: 3: [FFm] [46.2% done] [ 780/ 0 kb/s] [eta 00m:07s] Threads: 3: [FFF] [100.0% done] [ 181/ 31609 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: [VFF] [76.9% done] [ 8756/ 0 kb/s] [eta 00m:03s] Threads: 3: [VFF] [84.6% done] [ 10376/ 0 kb/s] [eta 00m:02s] Threads: 3: [VFF] [92.3% done] [ 10212/ 0 kb/s] [eta 00m:01s] Threads: 3: [VFF] [100.0% done] [ 17076/ 0 kb/s] [eta 00m:00s] Threads: 3: [VFF] [100.0% done] [ 13076/ 0 kb/s] [eta 00m:00s] Threads: 3: [VFF] [100.0% done] [ 17004/ 0 kb/s] [eta 00m:00s] Threads: 3: [VFF] [100.0% done] [ 4728/ 0 kb/s] [eta 00m:00s] Threads: 3: [VFF] [100.0% done] [ 13100/ 0 kb/s] [eta 00m:00s] Threads: 2: [_FF] [100.0% done] [ 3096/ 0 kb/s] [eta 00m:00s] Threads: 2: [_VV] [67.9% done] [ 3176/ 0 kb/s] [eta 00m:09s] Threads: 2: [_VV] [69.0% done] [ 26960/ 0 kb/s] [eta 00m:09s] Threads: 2: [_VV] [84.0% done] [ 30412/ 0 kb/s] [eta 00m:04s] Threads: 2: [_VV] [95.7% done] [ 27636/ 0 kb/s] [eta 00m:01s] Threads: 2: [_VV] [100.0% done] [ 36952/ 0 kb/s] [eta 00m:00s] Threads: 2: [_VV] [100.0% done] [ 28932/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=17847 read : io=100MiB, bw=5,750KiB/s, runt= 18233msec clat (msec): min= 0, max= 207, avg= 5.82, stdev=18.89 bw (KiB/s) : min= 0, max=25355, per=74.99%, avg=9230.62, stdev=7442.99 write: io=97,408KiB, bw=10,671KiB/s, runt= 9347msec clat (msec): min= 0, max= 81, avg= 0.23, stdev= 3.21 bw (KiB/s) : min= 0, max=55780, per=153.86%, avg=23131.33, stdev=29082.41 cpu : usr=6.80%, sys=2.22%, ctx=827 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=84.5%, 4=4.3%, 10=5.2%, 20=1.9%, 50=2.1%, 100=1.5% lat (msec): 250=0.5%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=17848 read : io=100MiB, bw=4,146KiB/s, runt= 25290msec clat (msec): min= 0, max= 192, avg= 4.22, stdev=15.78 bw (KiB/s) : min= 15, max=23278, per=88.96%, avg=10949.53, stdev=8749.65 write: io=96,804KiB, bw=5,179KiB/s, runt= 19137msec clat (msec): min= 0, max= 72, avg= 0.19, stdev= 2.64 bw (KiB/s) : min= 0, max=42844, per=154.33%, avg=23201.67, stdev=21642.64 cpu : usr=4.97%, sys=1.14%, ctx=891 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=84.2%, 4=5.4%, 10=6.3%, 20=1.3%, 50=1.7%, 100=0.4% lat (msec): 250=0.6%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=17849 read : io=100MiB, bw=4,103KiB/s, runt= 25556msec clat (msec): min= 0, max= 237, avg= 7.06, stdev=22.88 bw (KiB/s) : min= 16, max=23412, per=66.37%, avg=8169.04, stdev=7993.13 write: io=86,764KiB, bw=4,651KiB/s, runt= 19102msec clat (msec): min= 0, max= 95, avg= 0.08, stdev= 2.52 bw (KiB/s) : min= 0, max=95672, per=212.15%, avg=31895.00, stdev=55232.50 cpu : usr=4.30%, sys=1.31%, ctx=962 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=80.8%, 4=5.8%, 10=7.3%, 20=1.6%, 50=2.2%, 100=1.2% 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=12,309KiB/s, minb=4,103KiB/s, maxb=5,750KiB/s, mint=18233msec, maxt=25556msec WRITE: io=274MiB, aggrb=15,034KiB/s, minb=4,651KiB/s, maxb=10,671KiB/s, mint=18233msec, maxt=25556msec Disk stats (read/write): sda: ios=3380/2159, merge=1387/68046, ticks=66628/2327628, in_queue=2407992, util=99.38% 3.60user 1.04system 0:25.83elapsed 17%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1093minor)pagefaults 0swaps