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] [8.3% done] [ 10608/ 2172 kb/s] [eta 00m:33s] Threads: 3: [mmm] [10.8% done] [ 8400/ 4356 kb/s] [eta 00m:33s] Threads: 3: [mmm] [14.3% done] [ 8216/ 5028 kb/s] [eta 00m:30s] Threads: 3: [mmm] [16.7% done] [ 7468/ 5028 kb/s] [eta 00m:30s] Threads: 3: [mmm] [19.4% done] [ 12484/ 104 kb/s] [eta 00m:29s] Threads: 3: [mmm] [21.6% done] [ 7772/ 2276 kb/s] [eta 00m:29s] Threads: 3: [mmm] [23.7% done] [ 6720/ 4108 kb/s] [eta 00m:29s] Threads: 3: [mmm] [26.3% done] [ 1752/ 9104 kb/s] [eta 00m:28s] Threads: 3: [mmm] [28.2% done] [ 8740/ 1108 kb/s] [eta 00m:28s] Threads: 3: [mmm] [30.0% done] [ 6808/ 3664 kb/s] [eta 00m:28s] Threads: 3: [mmm] [32.5% done] [ 3896/ 6256 kb/s] [eta 00m:27s] Threads: 3: [mmm] [34.1% done] [ 8188/ 740 kb/s] [eta 00m:27s] Threads: 3: [mmm] [36.6% done] [ 4544/ 5880 kb/s] [eta 00m:26s] Threads: 3: [mmm] [39.0% done] [ 6972/ 3264 kb/s] [eta 00m:25s] Threads: 3: [mmm] [41.5% done] [ 4204/ 4048 kb/s] [eta 00m:24s] Threads: 3: [mmm] [42.9% done] [ 3644/ 5220 kb/s] [eta 00m:24s] Threads: 3: [mmm] [45.2% done] [ 4856/ 4356 kb/s] [eta 00m:23s] Threads: 3: [mmm] [47.6% done] [ 3840/ 2728 kb/s] [eta 00m:22s] Threads: 3: [mmm] [48.8% done] [ 4476/ 3108 kb/s] [eta 00m:22s] Threads: 3: [mmm] [51.2% done] [ 3436/ 4852 kb/s] [eta 00m:21s] Threads: 3: [mmm] [52.3% done] [ 3416/ 3732 kb/s] [eta 00m:21s] Threads: 3: [mmm] [53.3% done] [ 4904/ 2136 kb/s] [eta 00m:21s] Threads: 3: [mmm] [54.3% done] [ 1348/ 5220 kb/s] [eta 00m:21s] Threads: 3: [mmm] [56.5% done] [ 2348/ 4284 kb/s] [eta 00m:20s] Threads: 3: [mmm] [57.4% done] [ 5752/ 1028 kb/s] [eta 00m:20s] Threads: 3: [mmm] [59.6% done] [ 5856/ 812 kb/s] [eta 00m:19s] Threads: 3: [mmm] [60.4% done] [ 7180/ 0 kb/s] [eta 00m:19s] Threads: 3: [mmm] [60.0% done] [ 3932/ 4408 kb/s] [eta 00m:20s] Threads: 3: [mVm] [60.8% done] [ 4068/ 2256 kb/s] [eta 00m:20s] Threads: 3: [VVm] [61.5% done] [ 10056/ 184 kb/s] [eta 00m:20s] Threads: 3: [VVm] [61.8% done] [ 13048/ 1040 kb/s] [eta 00m:21s] Threads: 3: [VVm] [62.5% done] [ 13620/ 0 kb/s] [eta 00m:21s] Threads: 3: [VVm] [62.1% done] [ 16020/ 28 kb/s] [eta 00m:22s] Threads: 3: [VVm] [62.7% done] [ 14856/ 212 kb/s] [eta 00m:22s] Threads: 1: [__m] [64.4% done] [ 12300/ 0 kb/s] [eta 00m:21s] Threads: 1: [__V] [69.6% done] [ 9060/ 0 kb/s] [eta 00m:17s] Threads: 1: [__V] [83.3% done] [ 19636/ 0 kb/s] [eta 00m:08s] Threads: 1: [__V] [93.2% done] [ 15796/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=8956 read : io=100MiB, bw=2,788KiB/s, runt= 37597msec clat (msec): min= 0, max= 242, avg=15.33, stdev=21.38 bw (KiB/s) : min= 30, max=11032, per=40.84%, avg=3126.14, stdev=2318.99 write: io=36,916KiB, bw=1,161KiB/s, runt= 32537msec clat (msec): min= 0, max= 136, avg=18.42, stdev=14.62 bw (KiB/s) : min= 0, max= 5883, per=68.52%, avg=2064.62, stdev=1822.82 cpu : usr=2.52%, sys=0.15%, ctx=2211 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=19.4%, 4=7.6%, 10=18.1%, 20=18.8%, 50=33.2%, 100=1.1% lat (msec): 250=1.7%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=8957 read : io=100MiB, bw=2,800KiB/s, runt= 37447msec clat (msec): min= 0, max= 273, avg=15.93, stdev=22.30 bw (KiB/s) : min= 10, max= 9703, per=41.70%, avg=3191.92, stdev=2386.96 write: io=36,260KiB, bw=1,168KiB/s, runt= 31787msec clat (msec): min= 0, max= 177, avg=14.90, stdev=15.99 bw (KiB/s) : min= 0, max= 5093, per=65.20%, avg=1964.63, stdev=1687.27 cpu : usr=2.37%, sys=0.25%, ctx=2279 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=25.4%, 4=5.7%, 10=15.0%, 20=18.2%, 50=32.5%, 100=1.2% lat (msec): 250=1.7%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=8958 read : io=100MiB, bw=2,551KiB/s, runt= 41098msec clat (msec): min= 0, max= 285, avg=15.77, stdev=28.62 bw (KiB/s) : min= 7, max=21801, per=43.05%, avg=3294.96, stdev=4554.65 write: io=40,736KiB, bw=1,077KiB/s, runt= 38708msec clat (msec): min= 0, max= 243, avg=21.08, stdev=24.99 bw (KiB/s) : min= 0, max= 6874, per=61.38%, avg=1849.26, stdev=1655.81 cpu : usr=2.33%, sys=0.14%, ctx=2277 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=21.1%, 4=6.7%, 10=17.8%, 20=20.0%, 50=30.7%, 100=1.3% lat (msec): 250=2.2%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=7,654KiB/s, minb=2,551KiB/s, maxb=2,800KiB/s, mint=37447msec, maxt=41098msec WRITE: io=111MiB, aggrb=3,013KiB/s, minb=1,077KiB/s, maxb=1,168KiB/s, mint=37447msec, maxt=41098msec Disk stats (read/write): sda: ios=5512/2018, merge=986/419, ticks=106564/46788, in_queue=153352, util=98.60% 2.81user 0.28system 0:41.69elapsed 7%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1093minor)pagefaults 0swaps