fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mFm] [7.3% done] [ 2746/ 54176 kb/s] [eta 00m:38s] Threads: 3: [FFm] [8.0% done] [ 890/ 35670 kb/s] [eta 00m:46s] Threads: 3: [FFm] [8.3% done] [ 563/ 0 kb/s] [eta 00m:55s] Threads: 3: [FFm] [10.0% done] [ 1252/ 0 kb/s] [eta 00m:54s] Threads: 3: [FFm] [11.7% done] [ 996/ 0 kb/s] [eta 00m:53s] Threads: 3: [FFm] [13.3% done] [ 1693/ 0 kb/s] [eta 00m:52s] Threads: 3: [FFm] [15.0% done] [ 1090/ 0 kb/s] [eta 00m:51s] Threads: 3: [FFm] [16.7% done] [ 1090/ 0 kb/s] [eta 00m:50s] Threads: 3: [FVm] [40.7% done] [ 3194/ 41267 kb/s] [eta 00m:16s] Threads: 3: [VVm] [48.0% done] [ 28179/ 10775 kb/s] [eta 00m:13s] Threads: 3: [VVF] [81.2% done] [ 25351/ 28766 kb/s] [eta 00m:03s] Threads: 3: [VVF] [93.3% done] [ 24717/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVF] [93.8% done] [ 25395/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVF] [100.0% done] [ 19613/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVF] [100.0% done] [ 26364/ 0 kb/s] [eta 00m:00s] Threads: 2: [V_F] [100.0% done] [ 26635/ 0 kb/s] [eta 00m:00s] Threads: 1: [__F] [100.0% done] [ 14507/ 0 kb/s] [eta 00m:00s] Threads: 1: [__F] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 1: [__F] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 1: [__V] [78.6% done] [ 16588/ 0 kb/s] [eta 00m:06s] Threads: 1: [__V] [100.0% done] [ 29764/ 0 kb/s] [eta 00m:00s] Threads: 1: [__V] [100.0% done] [ 30433/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=3036 read : io=100MiB, bw=5,400KiB/s, runt= 19418msec slat (msec): min= 112, max=16148, avg=12149.62, stdev=3507.69 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 9, max=19313, per=80.27%, avg=10159.89, stdev=6073.87 write: io=92,844KiB, bw=8,285KiB/s, runt= 11475msec slat (msec): min= 0, max= 280, avg= 2.51, stdev=14.21 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=74213, per=319.78%, avg=41792.00, stdev=37983.60 cpu : usr=6.06%, sys=1.81%, ctx=968 IO depths : 1=12.6%, 2=25.0%, 4=49.9%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0% lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3037 read : io=100MiB, bw=5,686KiB/s, runt= 18439msec slat (msec): min=10253, max=17522, avg=13751.94, stdev=2271.48 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 20, max=29173, per=105.76%, avg=13385.64, stdev=7539.77 write: io=100MiB, bw=9,629KiB/s, runt= 10889msec slat (msec): min= 0, max= 11, avg= 1.87, stdev= 2.01 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=115186, per=440.68%, avg=57593.00, stdev=81448.80 cpu : usr=6.92%, sys=1.87%, ctx=750 IO depths : 1=12.6%, 2=25.0%, 4=50.0%, 8=12.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0% lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3038 read : io=100MiB, bw=4,219KiB/s, runt= 24852msec slat (msec): min= 101, max=12206, avg=9764.50, stdev=3391.22 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 5, max=35396, per=67.58%, avg=8554.10, stdev=12308.51 write: io=82,072KiB, bw=3,868KiB/s, runt= 21727msec slat (msec): min= 0, max= 407, avg= 2.77, stdev=21.12 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=59928, per=154.39%, avg=20176.67, stdev=34426.98 cpu : usr=4.57%, sys=1.42%, ctx=1138 IO depths : 1=12.6%, 2=25.0%, 4=49.9%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0% lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=12,657KiB/s, minb=4,219KiB/s, maxb=5,686KiB/s, mint=18439msec, maxt=24852msec WRITE: io=271MiB, aggrb=13,069KiB/s, minb=3,868KiB/s, maxb=9,629KiB/s, mint=18439msec, maxt=24852msec Disk stats (read/write): sda: ios=3465/2410, merge=965/66591, ticks=69144/2523948, in_queue=2648596, util=98.55% 3.65user 1.08system 0:25.12elapsed 18%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2418minor)pagefaults 0swaps