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: [mmm] [9.7% done] [ 7512/ 11860 kb/s] [eta 00m:28s] Threads: 3: [mmm] [14.3% done] [ 6968/ 13228 kb/s] [eta 00m:24s] Threads: 3: [mmm] [17.9% done] [ 13364/ 6449 kb/s] [eta 00m:23s] Threads: 3: [mmm] [22.2% done] [ 11476/ 5468 kb/s] [eta 00m:21s] Threads: 3: [mmm] [25.9% done] [ 6318/ 9677 kb/s] [eta 00m:20s] Threads: 3: [mmm] [28.6% done] [ 11504/ 4512 kb/s] [eta 00m:20s] Threads: 3: [mmm] [33.3% done] [ 10560/ 4336 kb/s] [eta 00m:18s] Threads: 3: [mmm] [35.7% done] [ 7828/ 7144 kb/s] [eta 00m:18s] Threads: 3: [mmm] [37.9% done] [ 13220/ 1316 kb/s] [eta 00m:18s] Threads: 3: [mmm] [42.9% done] [ 14890/ 0 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.8% done] [ 10440/ 2308 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.7% done] [ 5572/ 7068 kb/s] [eta 00m:16s] Threads: 3: [mmm] [48.4% done] [ 9008/ 3640 kb/s] [eta 00m:16s] Threads: 3: [mmm] [51.6% done] [ 9816/ 1324 kb/s] [eta 00m:15s] Threads: 3: [mmm] [54.8% done] [ 4720/ 5324 kb/s] [eta 00m:14s] Threads: 3: [mmm] [58.1% done] [ 4756/ 2992 kb/s] [eta 00m:13s] Threads: 3: [mmm] [59.4% done] [ 6444/ 2568 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.6% done] [ 7252/ 396 kb/s] [eta 00m:13s] Threads: 3: [mmm] [63.6% done] [ 6300/ 2128 kb/s] [eta 00m:12s] Threads: 3: [mVm] [64.7% done] [ 6540/ 2948 kb/s] [eta 00m:12s] Threads: 3: [mVV] [67.6% done] [ 11420/ 164 kb/s] [eta 00m:11s] Threads: 3: [mVV] [66.7% done] [ 15064/ 0 kb/s] [eta 00m:12s] Threads: 3: [VVV] [71.4% done] [ 15084/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [74.3% done] [ 17048/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [77.1% done] [ 15516/ 0 kb/s] [eta 00m:08s] Threads: 2: [V_V] [82.4% done] [ 17964/ 0 kb/s] [eta 00m:06s] Threads: 1: [V__] [87.9% done] [ 16264/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=14563 read : io=100MiB, bw=3,522KiB/s, runt= 29771msec slat (msec): min= 0, max= 5771, avg=887.69, stdev=1712.95 clat (msec): min= 0, max= 877, avg=98.19, stdev=118.51 bw (KiB/s) : min= 44, max=10665, per=36.74%, avg=3881.98, stdev=2492.16 write: io=34,972KiB, bw=1,494KiB/s, runt= 23963msec slat (msec): min= 0, max= 2, avg= 0.06, stdev= 0.27 clat (msec): min= 0, max= 1194, avg=139.05, stdev=193.97 bw (KiB/s) : min= 0, max= 7769, per=56.68%, avg=2684.57, stdev=2303.26 cpu : usr=2.78%, sys=0.24%, ctx=1809 IO depths : 1=0.2%, 2=0.4%, 4=11.1%, 8=88.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.5%, 4=1.0%, 10=5.8%, 20=17.2%, 50=34.8%, 100=7.5% lat (msec): 250=13.8%, 500=16.3%, 750=1.3%, 1000=0.5%, >=2000=0.1% fio: (groupid=0): err= 0: pid=14564 read : io=100MiB, bw=3,717KiB/s, runt= 28203msec slat (msec): min= 0, max= 6901, avg=1061.90, stdev=1890.25 clat (msec): min= 0, max= 657, avg=101.57, stdev=113.35 bw (KiB/s) : min= 151, max=10122, per=37.25%, avg=3936.26, stdev=2543.94 write: io=32,952KiB, bw=1,586KiB/s, runt= 21273msec slat (msec): min= 0, max= 8, avg= 0.13, stdev= 0.71 clat (msec): min= 0, max= 898, avg=91.04, stdev=135.11 bw (KiB/s) : min= 0, max= 9399, per=66.22%, avg=3136.28, stdev=2849.23 cpu : usr=3.13%, sys=0.14%, ctx=1785 IO depths : 1=0.2%, 2=0.5%, 4=13.3%, 8=86.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.8%, 4=0.9%, 10=5.8%, 20=16.7%, 50=34.0%, 100=8.9% lat (msec): 250=14.5%, 500=16.5%, 750=0.6%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=14565 read : io=100MiB, bw=3,565KiB/s, runt= 29412msec slat (msec): min= 0, max= 6880, avg=1609.93, stdev=2292.46 clat (msec): min= 0, max= 729, avg=96.27, stdev=112.53 bw (KiB/s) : min= 228, max=10690, per=38.91%, avg=4110.93, stdev=2774.76 write: io=42,908KiB, bw=1,947KiB/s, runt= 22563msec slat (msec): min= 0, max= 220, avg= 0.35, stdev= 8.44 clat (msec): min= 0, max= 987, avg=104.12, stdev=155.13 bw (KiB/s) : min= 0, max= 6910, per=62.32%, avg=2951.70, stdev=2294.00 cpu : usr=2.77%, sys=0.29%, ctx=1772 IO depths : 1=0.1%, 2=0.4%, 4=17.4%, 8=82.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.6%, 4=1.1%, 10=6.9%, 20=17.7%, 50=32.0%, 100=8.3% lat (msec): 250=15.8%, 500=13.9%, 750=1.5%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,566KiB/s, minb=3,522KiB/s, maxb=3,717KiB/s, mint=28203msec, maxt=29771msec WRITE: io=108MiB, aggrb=4,736KiB/s, minb=1,494KiB/s, maxb=1,947KiB/s, mint=28203msec, maxt=29771msec Disk stats (read/write): sda: ios=4974/1846, merge=1470/369, ticks=520016/226964, in_queue=746980, util=99.25% 2.57user 0.27system 0:30.13elapsed 9%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2397minor)pagefaults 0swaps