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] [8.6% done] [ 7849/ 5210 kb/s] [eta 00m:32s] Threads: 3: [mmm] [11.4% done] [ 6529/ 7424 kb/s] [eta 00m:31s] Threads: 3: [mmm] [14.3% done] [ 6793/ 6313 kb/s] [eta 00m:30s] Threads: 3: [mmm] [17.6% done] [ 9889/ 3394 kb/s] [eta 00m:28s] Threads: 3: [mmm] [20.0% done] [ 6096/ 5253 kb/s] [eta 00m:28s] Threads: 3: [mmm] [22.2% done] [ 6750/ 4600 kb/s] [eta 00m:28s] Threads: 3: [mmm] [25.7% done] [ 7171/ 4096 kb/s] [eta 00m:26s] Threads: 3: [mmm] [27.0% done] [ 3272/ 6029 kb/s] [eta 00m:27s] Threads: 3: [mmm] [29.7% done] [ 6372/ 4954 kb/s] [eta 00m:26s] Threads: 3: [mmm] [31.6% done] [ 8026/ 2382 kb/s] [eta 00m:26s] Threads: 3: [mmm] [33.3% done] [ 7668/ 1709 kb/s] [eta 00m:26s] Threads: 3: [mmm] [35.9% done] [ 3005/ 6455 kb/s] [eta 00m:25s] Threads: 3: [mmm] [37.5% done] [ 7290/ 1539 kb/s] [eta 00m:25s] Threads: 3: [mmm] [40.0% done] [ 2481/ 8554 kb/s] [eta 00m:24s] Threads: 3: [mmm] [42.5% done] [ 5628/ 3828 kb/s] [eta 00m:23s] Threads: 3: [mmm] [43.9% done] [ 5718/ 3091 kb/s] [eta 00m:23s] Threads: 3: [mmm] [46.3% done] [ 5454/ 2520 kb/s] [eta 00m:22s] Threads: 3: [mmm] [47.7% done] [ 5183/ 2544 kb/s] [eta 00m:23s] Threads: 3: [mmm] [50.0% done] [ 2989/ 5159 kb/s] [eta 00m:22s] Threads: 3: [mmm] [51.1% done] [ 4651/ 2481 kb/s] [eta 00m:22s] Threads: 3: [mmm] [53.3% done] [ 3296/ 4375 kb/s] [eta 00m:21s] Threads: 3: [mmm] [54.3% done] [ 5655/ 1890 kb/s] [eta 00m:21s] Threads: 3: [mmm] [54.2% done] [ 5159/ 1374 kb/s] [eta 00m:22s] Threads: 3: [mmm] [55.1% done] [ 4123/ 3410 kb/s] [eta 00m:22s] Threads: 3: [mmm] [56.0% done] [ 5198/ 1228 kb/s] [eta 00m:22s] Threads: 3: [Vmm] [56.9% done] [ 12236/ 614 kb/s] [eta 00m:22s] Threads: 3: [Vmm] [56.6% done] [ 17506/ 0 kb/s] [eta 00m:23s] Threads: 2: [_mm] [57.4% done] [ 9141/ 4222 kb/s] [eta 00m:23s] Threads: 2: [_mm] [57.1% done] [ 3446/ 4214 kb/s] [eta 00m:24s] Threads: 2: [_Vm] [57.9% done] [ 8290/ 2985 kb/s] [eta 00m:24s] Threads: 2: [_Vm] [57.6% done] [ 18829/ 322 kb/s] [eta 00m:25s] Threads: 2: [_Vm] [58.3% done] [ 20405/ 0 kb/s] [eta 00m:25s] Threads: 1: [__m] [62.1% done] [ 9373/ 3426 kb/s] [eta 00m:22s] Threads: 1: [__m] [66.1% done] [ 3056/ 3544 kb/s] [eta 00m:19s] Threads: 1: [__V] [74.5% done] [ 11724/ 0 kb/s] [eta 00m:13s] Threads: 1: [__V] [86.7% done] [ 19085/ 0 kb/s] [eta 00m:06s] fio: (groupid=0): err= 0: pid=17764 read : io=100MiB, bw=3,398KiB/s, runt= 30855msec clat (msec): min= 0, max= 144, avg=12.89, stdev=13.67 bw (KiB/s) : min= 7, max=16955, per=49.12%, avg=3845.43, stdev=4185.92 write: io=37,692KiB, bw=1,368KiB/s, runt= 28210msec clat (msec): min= 0, max= 78, avg=15.34, stdev=12.88 bw (KiB/s) : min= 0, max= 5765, per=56.52%, avg=1998.56, stdev=1853.94 cpu : usr=2.97%, sys=0.22%, ctx=2140 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=22.6%, 4=7.5%, 10=18.1%, 20=19.2%, 50=31.5%, 100=0.7% lat (msec): 250=0.2%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=17765 read : io=100MiB, bw=2,932KiB/s, runt= 35760msec clat (msec): min= 0, max= 183, avg=12.21, stdev=19.16 bw (KiB/s) : min= 23, max=25416, per=51.24%, avg=4011.30, stdev=5949.03 write: io=54,500KiB, bw=1,702KiB/s, runt= 32785msec clat (msec): min= 0, max= 125, avg=14.01, stdev=15.90 bw (KiB/s) : min= 0, max= 7320, per=72.15%, avg=2551.18, stdev=1975.38 cpu : usr=3.27%, sys=0.28%, ctx=2619 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=36.4%, 4=5.5%, 10=12.3%, 20=18.1%, 50=25.1%, 100=1.2% lat (msec): 250=1.4%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=17766 read : io=100MiB, bw=2,609KiB/s, runt= 40179msec clat (msec): min= 0, max= 146, avg=16.35, stdev=22.91 bw (KiB/s) : min= 15, max=18593, per=37.11%, avg=2904.97, stdev=3863.39 write: io=38,156KiB, bw=1,035KiB/s, runt= 37740msec clat (msec): min= 0, max= 134, avg=16.31, stdev=22.13 bw (KiB/s) : min= 0, max= 5726, per=44.91%, avg=1588.10, stdev=1841.95 cpu : usr=2.51%, sys=0.24%, ctx=2342 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=29.8%, 4=5.2%, 10=14.2%, 20=17.5%, 50=28.7%, 100=1.7% lat (msec): 250=3.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=7,829KiB/s, minb=2,609KiB/s, maxb=3,398KiB/s, mint=30855msec, maxt=40179msec WRITE: io=127MiB, aggrb=3,536KiB/s, minb=1,035KiB/s, maxb=1,702KiB/s, mint=30855msec, maxt=40179msec Disk stats (read/write): sda: ios=5502/2390, merge=801/310, ticks=88956/39968, in_queue=128924, util=97.58% 3.09user 0.34system 0:41.05elapsed 8%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1089minor)pagefaults 0swaps