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: [mFF] [42.9% done] [ 1389/ 0 kb/s] [eta 00m:04s] Threads: 3: [FFF] [100.0% done] [ 400/ 36940 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: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [68.4% done] [ 10348/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [73.7% done] [ 31536/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [75.0% done] [ 29600/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [80.0% done] [ 28280/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [89.5% done] [ 33468/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [94.7% done] [ 35486/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 37276/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 28716/ 0 kb/s] [eta 00m:00s] Threads: 2: [VV_] [100.0% done] [ 31344/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=12493 read : io=100MiB, bw=4,730KiB/s, runt= 22167msec slat (msec): min= 72, max=18446, avg=14423.50, stdev=4042.24 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=26211, per=58.95%, avg=8365.24, stdev=6748.66 write: io=92,176KiB, bw=7,644KiB/s, runt= 12348msec slat (msec): min= 0, max= 11, avg= 1.66, stdev= 1.84 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=27206, per=55.98%, avg=13603.00, stdev=19237.55 cpu : usr=5.41%, sys=1.82%, ctx=915 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=12494 read : io=100MiB, bw=4,789KiB/s, runt= 21895msec slat (msec): min= 113, max=20446, avg=16114.11, stdev=3533.04 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 12, max=24755, per=74.60%, avg=10586.00, stdev=6137.25 write: io=99,268KiB, bw=8,208KiB/s, runt= 12383msec slat (msec): min= 0, max= 14, avg= 1.88, stdev= 2.07 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=109637, per=225.60%, avg=54818.50, stdev=77525.07 cpu : usr=5.75%, sys=1.79%, ctx=829 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=12495 read : io=100MiB, bw=5,027KiB/s, runt= 20857msec slat (msec): min=11613, max=19883, avg=15779.03, stdev=2109.52 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 14, max=20758, per=83.80%, avg=11892.60, stdev=7240.30 write: io=100MiB, bw=8,516KiB/s, runt= 12312msec slat (msec): min= 0, max= 18, avg= 2.05, stdev= 2.08 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=113023, per=232.57%, avg=56511.50, stdev=79919.33 cpu : usr=6.18%, sys=1.78%, ctx=748 IO depths : 1=12.6%, 2=25.0%, 4=50.0%, 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=14,191KiB/s, minb=4,730KiB/s, maxb=5,027KiB/s, mint=20857msec, maxt=22167msec WRITE: io=287MiB, aggrb=24,299KiB/s, minb=7,644KiB/s, maxb=8,516KiB/s, mint=20857msec, maxt=22167msec Disk stats (read/write): sda: ios=3086/1746, merge=1209/71554, ticks=72164/1585356, in_queue=1662416, util=98.80% 3.80user 1.19system 0:22.88elapsed 21%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2416minor)pagefaults 0swaps