fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [FFm] [50.0% done] [ 3600/ 86348 kb/s] [eta 00m:03s] Threads: 3: [FFm] [57.1% done] [ 512/ 7639 kb/s] [eta 00m:03s] Threads: 3: [FFm] [55.6% done] [ 500/ 208 kb/s] [eta 00m:04s] Threads: 3: [FFm] [54.5% done] [ 508/ 0 kb/s] [eta 00m:05s] Threads: 3: [FFm] [58.3% done] [ 344/ 0 kb/s] [eta 00m:05s] Threads: 3: [FFm] [57.1% done] [ 816/ 0 kb/s] [eta 00m:06s] Threads: 3: [FFm] [56.2% done] [ 668/ 0 kb/s] [eta 00m:07s] Threads: 3: [FFF] [100.0% done] [ 628/ 16220 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] [ 0/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [67.9% done] [ 16472/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [74.1% done] [ 33648/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [80.8% done] [ 30948/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [88.0% done] [ 29100/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [95.8% done] [ 34252/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 36692/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 30898/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 37964/ 0 kb/s] [eta 00m:00s] Threads: 2: [V_V] [100.0% done] [ 32748/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=7743 read : io=100MiB, bw=3,765KiB/s, runt= 27846msec slat (msec): min= 0, max= 8, avg= 0.24, stdev= 1.37 clat (msec): min= 0, max= 890, avg=51.13, stdev=108.87 bw (KiB/s) : min= 5, max=20740, per=69.56%, avg=7857.50, stdev=6130.50 write: io=99,208KiB, bw=5,522KiB/s, runt= 18396msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 303, avg= 1.67, stdev=17.19 bw (KiB/s) : min= 0, max=100933, per=283.29%, avg=45335.33, stdev=51243.09 cpu : usr=3.20%, sys=1.61%, ctx=8693 IO depths : 1=1.9%, 2=55.8%, 4=31.3%, 8=11.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=48.7%, 4=2.5%, 10=21.9%, 20=15.1%, 50=3.1%, 100=0.5% lat (msec): 250=5.6%, 500=1.9%, 750=0.5%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=7744 read : io=100MiB, bw=3,846KiB/s, runt= 27261msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 775, avg=47.56, stdev=85.76 bw (KiB/s) : min= 12, max=18087, per=77.90%, avg=8799.85, stdev=5613.82 write: io=95,880KiB, bw=5,333KiB/s, runt= 18408msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 190, avg= 0.80, stdev= 7.77 bw (KiB/s) : min= 0, max=54818, per=154.86%, avg=24783.00, stdev=27783.82 cpu : usr=3.13%, sys=1.58%, ctx=8783 IO depths : 1=0.9%, 2=51.1%, 4=32.3%, 8=15.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=46.1%, 4=1.5%, 10=16.4%, 20=17.4%, 50=9.0%, 100=1.6% lat (msec): 250=5.8%, 500=1.8%, 750=0.2%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=7745 read : io=100MiB, bw=3,776KiB/s, runt= 27766msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 871, avg=85.63, stdev=156.64 bw (KiB/s) : min= 23, max=16230, per=45.01%, avg=5084.33, stdev=5273.40 write: io=92,596KiB, bw=5,153KiB/s, runt= 18400msec slat (msec): min= 0, max= 1, avg= 0.00, stdev= 0.03 clat (msec): min= 0, max= 503, avg= 3.22, stdev=30.64 bw (KiB/s) : min= 0, max=136798, per=227.27%, avg=36370.00, stdev=67075.39 cpu : usr=2.54%, sys=1.63%, ctx=8761 IO depths : 1=1.0%, 2=51.1%, 4=31.0%, 8=16.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=47.5%, 4=1.0%, 10=15.8%, 20=18.3%, 50=4.2%, 100=0.5% lat (msec): 250=6.3%, 500=3.8%, 750=2.4%, 1000=0.2%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,296KiB/s, minb=3,765KiB/s, maxb=3,846KiB/s, mint=27261msec, maxt=27846msec WRITE: io=281MiB, aggrb=16,003KiB/s, minb=5,153KiB/s, maxb=5,522KiB/s, mint=27261msec, maxt=27846msec Disk stats (read/write): sda: ios=3412/2768, merge=1320/68813, ticks=99704/2195352, in_queue=2298928, util=98.43% 2.51user 1.38system 0:28.19elapsed 13%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2485minor)pagefaults 0swaps