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] [10.7% done] [ 7948/ 10699 kb/s] [eta 00m:25s] Threads: 3: [mmm] [15.4% done] [ 16266/ 3579 kb/s] [eta 00m:22s] Threads: 3: [mmm] [18.5% done] [ 11836/ 5359 kb/s] [eta 00m:22s] Threads: 3: [mmm] [22.2% done] [ 6940/ 9252 kb/s] [eta 00m:21s] Threads: 3: [mmm] [25.9% done] [ 3104/ 13440 kb/s] [eta 00m:20s] Threads: 3: [mmm] [28.6% done] [ 9420/ 6752 kb/s] [eta 00m:20s] Threads: 3: [mmm] [31.0% done] [ 8896/ 5636 kb/s] [eta 00m:20s] Threads: 3: [mmm] [34.5% done] [ 12824/ 2096 kb/s] [eta 00m:19s] Threads: 3: [mmm] [37.9% done] [ 7872/ 7936 kb/s] [eta 00m:18s] Threads: 3: [mmm] [41.4% done] [ 6220/ 8696 kb/s] [eta 00m:17s] Threads: 3: [mmm] [44.8% done] [ 7360/ 6264 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.7% done] [ 8364/ 3368 kb/s] [eta 00m:16s] Threads: 3: [mmm] [50.0% done] [ 7808/ 4972 kb/s] [eta 00m:15s] Threads: 3: [mmm] [53.3% done] [ 5748/ 5820 kb/s] [eta 00m:14s] Threads: 3: [mmm] [54.8% done] [ 10716/ 256 kb/s] [eta 00m:14s] Threads: 3: [mmm] [58.1% done] [ 5268/ 6224 kb/s] [eta 00m:13s] Threads: 3: [mmm] [59.4% done] [ 6596/ 3852 kb/s] [eta 00m:13s] Threads: 3: [mmm] [62.5% done] [ 5068/ 3560 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 4368/ 4892 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.8% done] [ 8564/ 128 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.9% done] [ 19600/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [75.0% done] [ 19160/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.1% done] [ 19912/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [81.2% done] [ 15540/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [87.1% done] [ 19980/ 0 kb/s] [eta 00m:04s] Threads: 2: [V_V] [93.3% done] [ 18504/ 0 kb/s] [eta 00m:02s] fio: (groupid=0): err= 0: pid=23026 read : io=100MiB, bw=3,682KiB/s, runt= 28478msec slat (msec): min= 0, max= 6533, avg=1244.69, stdev=2037.08 clat (msec): min= 0, max= 607, avg=98.00, stdev=96.34 bw (KiB/s) : min= 10, max=12704, per=34.91%, avg=3856.07, stdev=2583.87 write: io=38,660KiB, bw=1,806KiB/s, runt= 21918msec slat (msec): min= 0, max= 11, avg= 0.17, stdev= 0.90 clat (msec): min= 0, max= 895, avg=120.69, stdev=138.44 bw (KiB/s) : min= 0, max= 6720, per=47.57%, avg=2605.37, stdev=2195.29 cpu : usr=3.30%, sys=0.24%, ctx=1724 IO depths : 1=0.1%, 2=0.4%, 4=14.7%, 8=84.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.6%, 4=0.5%, 10=3.5%, 20=11.4%, 50=24.6%, 100=22.6% lat (msec): 250=26.9%, 500=9.0%, 750=0.4%, 1000=0.4%, >=2000=0.0% fio: (groupid=0): err= 0: pid=23027 read : io=100MiB, bw=3,802KiB/s, runt= 27578msec slat (msec): min= 0, max= 7809, avg=1651.51, stdev=2538.96 clat (msec): min= 2, max= 452, avg=92.38, stdev=81.52 bw (KiB/s) : min= 1, max=10027, per=40.41%, avg=4463.55, stdev=2792.63 write: io=31,156KiB, bw=1,615KiB/s, runt= 19754msec slat (msec): min= 0, max= 2, avg= 0.05, stdev= 0.27 clat (msec): min= 0, max= 718, avg=102.84, stdev=102.15 bw (KiB/s) : min= 0, max= 7060, per=47.05%, avg=2576.67, stdev=2305.49 cpu : usr=3.31%, sys=0.20%, ctx=1747 IO depths : 1=0.1%, 2=0.2%, 4=12.2%, 8=87.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.8%, 4=0.3%, 10=3.3%, 20=9.8%, 50=23.7%, 100=26.6% lat (msec): 250=29.3%, 500=5.9%, 750=0.2%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=23028 read : io=100MiB, bw=3,681KiB/s, runt= 28479msec slat (msec): min= 0, max= 6955, avg=1808.49, stdev=2325.91 clat (msec): min= 0, max= 474, avg=81.55, stdev=81.04 bw (KiB/s) : min= 85, max=11535, per=39.88%, avg=4405.00, stdev=3340.04 write: io=47,416KiB, bw=2,255KiB/s, runt= 21529msec slat (msec): min= 0, max= 3, avg= 0.04, stdev= 0.25 clat (msec): min= 0, max= 1024, avg=110.80, stdev=112.76 bw (KiB/s) : min= 0, max= 7689, per=51.88%, avg=2841.37, stdev=2294.16 cpu : usr=3.34%, sys=0.27%, ctx=1856 IO depths : 1=0.2%, 2=0.5%, 4=16.3%, 8=83.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.7%, 4=0.5%, 10=4.0%, 20=13.4%, 50=24.8%, 100=24.2% lat (msec): 250=25.5%, 500=6.5%, 750=0.3%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,045KiB/s, minb=3,681KiB/s, maxb=3,802KiB/s, mint=27578msec, maxt=28479msec WRITE: io=114MiB, aggrb=5,477KiB/s, minb=1,615KiB/s, maxb=2,255KiB/s, mint=27578msec, maxt=28479msec Disk stats (read/write): sda: ios=4844/2053, merge=1364/461, ticks=460288/327780, in_queue=788068, util=99.44% 2.84user 0.24system 0:28.72elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2401minor)pagefaults 0swaps