fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=mmap, iodepth=1 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=mmap, iodepth=1 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmm] [13.0% done] [ 7224/ 19435 kb/s] [eta 00m:20s] Threads: 3: [mmm] [19.0% done] [ 5091/ 22292 kb/s] [eta 00m:17s] Threads: 3: [mmm] [25.0% done] [ 12052/ 14624 kb/s] [eta 00m:15s] Threads: 3: [mmm] [31.6% done] [ 15668/ 13649 kb/s] [eta 00m:13s] Threads: 3: [mmm] [36.8% done] [ 9825/ 16916 kb/s] [eta 00m:12s] Threads: 3: [mmm] [42.1% done] [ 12296/ 13962 kb/s] [eta 00m:11s] Threads: 3: [mmm] [50.0% done] [ 21260/ 6326 kb/s] [eta 00m:09s] Threads: 3: [mmm] [55.6% done] [ 8687/ 9431 kb/s] [eta 00m:08s] Threads: 3: [mmm] [57.9% done] [ 15319/ 3612 kb/s] [eta 00m:08s] Threads: 3: [mmm] [60.0% done] [ 6688/ 1645 kb/s] [eta 00m:08s] Threads: 3: [mmm] [61.9% done] [ 6351/ 1743 kb/s] [eta 00m:08s] Threads: 3: [Fmm] [63.6% done] [ 4721/ 2206 kb/s] [eta 00m:08s] Threads: 3: [FmF] [68.2% done] [ 2893/ 2730 kb/s] [eta 00m:07s] Threads: 3: [FFF] [100.0% done] [ 0/ 503 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 1: [V__] [100.0% done] [140962/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=4509 read : io=100MiB, bw=4,728KiB/s, runt= 22176msec clat (msec): min= 0, max= 281, avg= 2.32, stdev=19.02 bw (KiB/s) : min= 1, max=11578, per=22.38%, avg=3174.58, stdev=4225.83 write: io=80,096KiB, bw=3,775KiB/s, runt= 21725msec clat (msec): min= 0, max= 302, avg= 7.68, stdev=32.28 bw (KiB/s) : min= 0, max=21905, per=90.78%, avg=6792.36, stdev=6045.48 cpu : usr=5.43%, sys=1.35%, ctx=3777 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=85.5%, 4=1.5%, 10=5.0%, 20=5.2%, 50=1.0%, 100=0.1% lat (msec): 250=1.5%, 500=0.2%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=4510 read : io=100MiB, bw=4,894KiB/s, runt= 21425msec clat (msec): min= 0, max= 297, avg= 5.17, stdev=28.90 bw (KiB/s) : min= 8, max=12533, per=36.30%, avg=5148.59, stdev=3952.37 write: io=37,884KiB, bw=1,829KiB/s, runt= 21208msec clat (msec): min= 0, max= 266, avg= 9.62, stdev=36.33 bw (KiB/s) : min= 0, max=11829, per=54.20%, avg=4055.07, stdev=4241.53 cpu : usr=4.63%, sys=1.21%, ctx=3474 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=82.6%, 4=1.7%, 10=6.4%, 20=5.5%, 50=1.0%, 100=0.3% lat (msec): 250=2.0%, 500=0.4%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=4511 read : io=100MiB, bw=4,777KiB/s, runt= 21947msec clat (msec): min= 0, max= 428, avg= 5.09, stdev=32.01 bw (KiB/s) : min= 10, max=15454, per=35.27%, avg=5003.43, stdev=4627.82 write: io=40,776KiB, bw=1,923KiB/s, runt= 21713msec clat (msec): min= 0, max= 640, avg= 9.21, stdev=45.79 bw (KiB/s) : min= 0, max=12050, per=67.95%, avg=5083.87, stdev=4789.97 cpu : usr=4.54%, sys=0.82%, ctx=2308 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=87.4%, 4=1.3%, 10=4.5%, 20=4.0%, 50=0.3%, 100=0.0% lat (msec): 250=1.9%, 500=0.3%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=14,185KiB/s, minb=4,728KiB/s, maxb=4,894KiB/s, mint=21425msec, maxt=22176msec WRITE: io=155MiB, aggrb=7,482KiB/s, minb=1,829KiB/s, maxb=3,775KiB/s, mint=21425msec, maxt=22176msec Disk stats (read/write): sda: ios=9334/1283, merge=0/38443, ticks=40048/1318780, in_queue=1358828, util=97.01% 3.19user 0.78system 0:22.50elapsed 17%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (9334major+108182minor)pagefaults 0swaps