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: [mmm] [9.1% done] [ 6840/ 7292 kb/s] [eta 00m:30s] Threads: 3: [mmm] [11.8% done] [ 8776/ 2622 kb/s] [eta 00m:30s] Threads: 3: [mmm] [14.3% done] [ 5768/ 7796 kb/s] [eta 00m:30s] Threads: 3: [mmm] [17.1% done] [ 8328/ 5052 kb/s] [eta 00m:29s] Threads: 3: [mmm] [20.0% done] [ 3164/ 9136 kb/s] [eta 00m:28s] Threads: 3: [mmm] [22.2% done] [ 4848/ 6484 kb/s] [eta 00m:28s] Threads: 3: [mmm] [25.0% done] [ 5740/ 6344 kb/s] [eta 00m:27s] Threads: 3: [mmm] [27.0% done] [ 3244/ 7268 kb/s] [eta 00m:27s] Threads: 3: [mmm] [28.9% done] [ 4360/ 5188 kb/s] [eta 00m:27s] Threads: 3: [mmm] [31.6% done] [ 4996/ 5176 kb/s] [eta 00m:26s] Threads: 3: [mmm] [34.2% done] [ 1252/ 9984 kb/s] [eta 00m:25s] Threads: 3: [mmm] [36.8% done] [ 5444/ 4644 kb/s] [eta 00m:24s] Threads: 3: [mmm] [39.5% done] [ 3932/ 6948 kb/s] [eta 00m:23s] Threads: 3: [mmm] [41.0% done] [ 4820/ 5188 kb/s] [eta 00m:23s] Threads: 3: [mmm] [42.5% done] [ 6196/ 2420 kb/s] [eta 00m:23s] Threads: 3: [mmm] [45.0% done] [ 1836/ 8680 kb/s] [eta 00m:22s] Threads: 3: [mmm] [46.3% done] [ 7116/ 428 kb/s] [eta 00m:22s] Threads: 3: [mmm] [47.6% done] [ 4972/ 2532 kb/s] [eta 00m:22s] Threads: 3: [mmm] [50.0% done] [ 5420/ 2196 kb/s] [eta 00m:21s] Threads: 3: [mmm] [51.2% done] [ 5704/ 1136 kb/s] [eta 00m:21s] Threads: 3: [mmm] [52.3% done] [ 3456/ 3876 kb/s] [eta 00m:21s] Threads: 3: [mmm] [54.5% done] [ 3748/ 3644 kb/s] [eta 00m:20s] Threads: 3: [mmm] [55.6% done] [ 3812/ 2308 kb/s] [eta 00m:20s] Threads: 3: [mmm] [56.5% done] [ 3676/ 4400 kb/s] [eta 00m:20s] Threads: 3: [mmm] [56.2% done] [ 3204/ 4400 kb/s] [eta 00m:21s] Threads: 3: [Vmm] [57.1% done] [ 14600/ 1584 kb/s] [eta 00m:21s] Threads: 3: [Vmm] [56.9% done] [ 18472/ 400 kb/s] [eta 00m:22s] Threads: 3: [Vmm] [56.6% done] [ 18472/ 0 kb/s] [eta 00m:23s] Threads: 2: [_mm] [58.5% done] [ 6576/ 2664 kb/s] [eta 00m:22s] Threads: 2: [_mm] [61.5% done] [ 5320/ 1196 kb/s] [eta 00m:20s] Threads: 2: [_mm] [63.0% done] [ 6728/ 0 kb/s] [eta 00m:20s] Threads: 2: [_Vm] [63.6% done] [ 10772/ 364 kb/s] [eta 00m:20s] Threads: 2: [_Vm] [64.3% done] [ 17676/ 32 kb/s] [eta 00m:20s] Threads: 1: [_Em] [64.9% done] [ 15716/ 636 kb/s] [eta 00m:20s] Threads: 1: [__V] [70.4% done] [ 6256/ 3068 kb/s] [eta 00m:16s] Threads: 1: [__V] [86.7% done] [ 24372/ 0 kb/s] [eta 00m:06s] Threads: 1: [__V] [100.0% done] [ 23044/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=9886 read : io=100MiB, bw=3,379KiB/s, runt= 31031msec clat (msec): min= 0, max= 105, avg=10.99, stdev=12.78 bw (KiB/s) : min= 7, max=20586, per=54.46%, avg=4260.12, stdev=5466.73 write: io=52,360KiB, bw=1,932KiB/s, runt= 27740msec clat (msec): min= 0, max= 141, avg=14.34, stdev=14.56 bw (KiB/s) : min= 0, max= 7755, per=62.55%, avg=2587.55, stdev=1928.46 cpu : usr=3.40%, sys=0.26%, ctx=2393 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=32.6%, 4=6.6%, 10=13.2%, 20=19.3%, 50=26.9%, 100=1.1% lat (msec): 250=0.2%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=9887 read : io=100MiB, bw=2,845KiB/s, runt= 36846msec clat (msec): min= 0, max= 209, avg=13.26, stdev=18.76 bw (KiB/s) : min= 144, max=19331, per=43.76%, avg=3422.91, stdev=4440.82 write: io=41,428KiB, bw=1,241KiB/s, runt= 34177msec clat (msec): min= 0, max= 134, avg=20.81, stdev=19.88 bw (KiB/s) : min= 0, max= 5352, per=47.47%, avg=1963.71, stdev=1754.09 cpu : usr=2.48%, sys=0.30%, ctx=2300 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=22.3%, 4=7.7%, 10=18.0%, 20=20.6%, 50=28.3%, 100=1.4% lat (msec): 250=1.7%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=9888 read : io=100MiB, bw=2,607KiB/s, runt= 40214msec clat (msec): min= 0, max= 191, avg=13.92, stdev=22.12 bw (KiB/s) : min= 9, max=25385, per=43.08%, avg=3369.92, stdev=6119.87 write: io=57,752KiB, bw=1,576KiB/s, runt= 37506msec clat (msec): min= 0, max= 125, avg=18.88, stdev=22.04 bw (KiB/s) : min= 0, max= 7410, per=58.69%, avg=2427.83, stdev=2211.29 cpu : usr=2.76%, sys=0.24%, ctx=2443 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=30.5%, 4=5.1%, 10=14.4%, 20=18.9%, 50=26.6%, 100=1.3% lat (msec): 250=3.2%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=7,822KiB/s, minb=2,607KiB/s, maxb=3,379KiB/s, mint=31031msec, maxt=40214msec WRITE: io=148MiB, aggrb=4,137KiB/s, minb=1,241KiB/s, maxb=1,932KiB/s, mint=31031msec, maxt=40214msec Disk stats (read/write): sda: ios=5437/2539, merge=934/643, ticks=82668/48368, in_queue=131028, util=97.89% 3.10user 0.42system 0:41.00elapsed 8%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1098minor)pagefaults 0swaps