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] [7.5% done] [ 9220/ 6492 kb/s] [eta 00m:37s] Threads: 3: [mmm] [10.0% done] [ 5192/ 13040 kb/s] [eta 00m:36s] Threads: 3: [mmm] [11.9% done] [ 7876/ 7216 kb/s] [eta 00m:37s] Threads: 3: [mmm] [14.3% done] [ 5452/ 7332 kb/s] [eta 00m:36s] Threads: 3: [mmm] [15.2% done] [ 5452/ 8588 kb/s] [eta 00m:39s] Threads: 3: [mmm] [18.2% done] [ 6380/ 6940 kb/s] [eta 00m:36s] Threads: 3: [mmm] [20.5% done] [ 7788/ 5476 kb/s] [eta 00m:35s] Threads: 3: [mmm] [25.0% done] [ 4672/ 8532 kb/s] [eta 00m:30s] Threads: 3: [mmm] [26.8% done] [ 8396/ 3620 kb/s] [eta 00m:30s] Threads: 3: [mmm] [28.6% done] [ 7616/ 5152 kb/s] [eta 00m:30s] Threads: 3: [mmm] [30.2% done] [ 6876/ 4820 kb/s] [eta 00m:30s] Threads: 3: [mmm] [32.6% done] [ 8068/ 3776 kb/s] [eta 00m:29s] Threads: 3: [mmm] [35.7% done] [ 3632/ 6960 kb/s] [eta 00m:27s] Threads: 3: [mmm] [40.0% done] [ 4112/ 7872 kb/s] [eta 00m:24s] Threads: 3: [mmm] [41.5% done] [ 3268/ 4620 kb/s] [eta 00m:24s] Threads: 3: [mmm] [43.9% done] [ 6520/ 2388 kb/s] [eta 00m:23s] Threads: 3: [mmm] [45.2% done] [ 7072/ 1788 kb/s] [eta 00m:23s] Threads: 3: [mmm] [48.8% done] [ 1420/ 8896 kb/s] [eta 00m:21s] Threads: 3: [mmm] [51.2% done] [ 2940/ 6184 kb/s] [eta 00m:20s] Threads: 3: [mmm] [52.4% done] [ 3748/ 2304 kb/s] [eta 00m:20s] Threads: 3: [mmm] [53.5% done] [ 3744/ 3448 kb/s] [eta 00m:20s] Threads: 3: [mVm] [53.3% done] [ 13340/ 1216 kb/s] [eta 00m:21s] Threads: 3: [mVm] [55.6% done] [ 10188/ 2324 kb/s] [eta 00m:20s] Threads: 3: [mVm] [56.5% done] [ 16492/ 936 kb/s] [eta 00m:20s] Threads: 2: [m_m] [56.2% done] [ 13388/ 1148 kb/s] [eta 00m:21s] Threads: 2: [m_V] [58.3% done] [ 4596/ 3828 kb/s] [eta 00m:20s] Threads: 2: [m_V] [58.0% done] [ 18224/ 48 kb/s] [eta 00m:21s] Threads: 2: [m_V] [58.8% done] [ 22784/ 0 kb/s] [eta 00m:21s] Threads: 1: [m__] [59.6% done] [ 14780/ 408 kb/s] [eta 00m:21s] Threads: 1: [m__] [65.3% done] [ 3868/ 4416 kb/s] [eta 00m:17s] Threads: 1: [V__] [75.6% done] [ 14884/ 0 kb/s] [eta 00m:11s] Threads: 1: [V__] [89.7% done] [ 22396/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=11158 read : io=100MiB, bw=2,932KiB/s, runt= 35753msec clat (msec): min= 0, max= 171, avg=13.26, stdev=24.24 bw (KiB/s) : min= 14, max=22650, per=41.35%, avg=3637.56, stdev=5361.71 write: io=47,008KiB, bw=1,446KiB/s, runt= 33283msec clat (msec): min= 0, max= 475, avg=15.42, stdev=40.93 bw (KiB/s) : min= 0, max= 9508, per=56.02%, avg=2662.59, stdev=2679.55 cpu : usr=2.73%, sys=0.30%, ctx=2425 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=45.0%, 4=8.0%, 10=18.2%, 20=10.1%, 50=10.4%, 100=4.9% lat (msec): 250=3.1%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=11159 read : io=100MiB, bw=3,810KiB/s, runt= 27516msec clat (msec): min= 0, max= 125, avg= 9.73, stdev=12.27 bw (KiB/s) : min= 3, max=19736, per=51.85%, avg=4562.10, stdev=5067.75 write: io=50,148KiB, bw=2,165KiB/s, runt= 23709msec clat (msec): min= 0, max= 337, avg=11.83, stdev=30.02 bw (KiB/s) : min= 0, max= 8329, per=67.72%, avg=3218.89, stdev=2865.22 cpu : usr=3.37%, sys=0.41%, 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=39.1%, 4=7.4%, 10=20.7%, 20=17.2%, 50=12.1%, 100=2.7% lat (msec): 250=0.6%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=11160 read : io=100MiB, bw=3,308KiB/s, runt= 31696msec clat (msec): min= 0, max= 234, avg=10.59, stdev=18.61 bw (KiB/s) : min= 3, max=23360, per=49.45%, avg=4350.64, stdev=5997.06 write: io=57,352KiB, bw=2,094KiB/s, runt= 28037msec clat (msec): min= 0, max= 269, avg=12.03, stdev=27.97 bw (KiB/s) : min= 0, max= 8289, per=66.94%, avg=3181.64, stdev=2844.65 cpu : usr=3.37%, sys=0.43%, ctx=2660 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=46.0%, 4=6.4%, 10=17.6%, 20=13.9%, 50=10.9%, 100=3.2% lat (msec): 250=1.8%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=8,798KiB/s, minb=2,932KiB/s, maxb=3,810KiB/s, mint=27516msec, maxt=35753msec WRITE: io=151MiB, aggrb=4,753KiB/s, minb=1,446KiB/s, maxb=2,165KiB/s, mint=27516msec, maxt=35753msec Disk stats (read/write): sda: ios=5619/3050, merge=956/454, ticks=69512/64436, in_queue=133948, util=98.27% 2.97user 0.53system 0:36.14elapsed 9%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1082minor)pagefaults 0swaps