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: [FmF] [60.0% done] [ 1656/ 87476 kb/s] [eta 00m:02s] Threads: 3: [FmF] [57.1% done] [ 804/ 0 kb/s] [eta 00m:03s] Threads: 3: [FmF] [55.6% done] [ 388/ 0 kb/s] [eta 00m:04s] Threads: 3: [FmF] [54.5% done] [ 384/ 0 kb/s] [eta 00m:05s] Threads: 3: [FmF] [63.6% done] [ 816/ 12284 kb/s] [eta 00m:04s] Threads: 3: [FFF] [100.0% done] [ 0/ 6052 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFV] [71.4% done] [ 2276/ 0 kb/s] [eta 00m:04s] Threads: 3: [FFV] [73.3% done] [ 5020/ 0 kb/s] [eta 00m:04s] Threads: 3: [FFV] [80.0% done] [ 9784/ 0 kb/s] [eta 00m:03s] Threads: 3: [FFV] [86.7% done] [ 7748/ 0 kb/s] [eta 00m:02s] Threads: 3: [FFV] [87.5% done] [ 6188/ 0 kb/s] [eta 00m:02s] Threads: 3: [FFV] [100.0% done] [ 12108/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFV] [100.0% done] [ 14072/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFV] [100.0% done] [ 19432/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFV] [100.0% done] [ 11044/ 0 kb/s] [eta 00m:00s] Threads: 2: [VFE] [67.9% done] [ 12120/ 0 kb/s] [eta 00m:09s] Threads: 2: [VF_] [71.4% done] [ 6984/ 0 kb/s] [eta 00m:08s] Threads: 2: [VV_] [72.4% done] [ 17736/ 0 kb/s] [eta 00m:08s] Threads: 2: [VV_] [84.6% done] [ 33500/ 0 kb/s] [eta 00m:04s] Threads: 2: [VV_] [88.5% done] [ 33236/ 0 kb/s] [eta 00m:03s] Threads: 2: [VV_] [96.0% done] [ 32876/ 0 kb/s] [eta 00m:01s] Threads: 2: [VV_] [100.0% done] [ 33912/ 0 kb/s] [eta 00m:00s] Threads: 1: [_V_] [100.0% done] [ 30208/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=26829 read : io=100MiB, bw=4,027KiB/s, runt= 26038msec clat (msec): min= 0, max= 218, avg= 4.51, stdev=17.49 bw (KiB/s) : min= 5, max=29450, per=92.61%, avg=10978.59, stdev=8938.45 write: io=98,960KiB, bw=5,259KiB/s, runt= 19268msec clat (msec): min= 0, max= 73, avg= 0.23, stdev= 2.71 bw (KiB/s) : min= 0, max=43122, per=156.39%, avg=22490.33, stdev=21621.00 cpu : usr=4.82%, sys=1.17%, ctx=1179 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=85.1%, 4=4.9%, 10=5.8%, 20=1.5%, 50=1.3%, 100=0.8% lat (msec): 250=0.6%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=26830 read : io=100MiB, bw=3,951KiB/s, runt= 26533msec clat (msec): min= 0, max= 209, avg= 6.64, stdev=22.05 bw (KiB/s) : min= 14, max=23322, per=61.57%, avg=7299.09, stdev=8134.22 write: io=91,136KiB, bw=4,521KiB/s, runt= 20641msec clat (msec): min= 0, max= 42, avg= 0.21, stdev= 2.14 bw (KiB/s) : min= 0, max=12157, per=45.04%, avg=6477.00, stdev=6117.56 cpu : usr=4.61%, sys=1.19%, ctx=951 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=82.1%, 4=4.3%, 10=7.9%, 20=1.6%, 50=1.8%, 100=1.2% lat (msec): 250=1.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=26831 read : io=100MiB, bw=5,446KiB/s, runt= 19252msec clat (msec): min= 0, max= 167, avg= 5.40, stdev=16.50 bw (KiB/s) : min= 5, max=20431, per=77.92%, avg=9237.75, stdev=5495.44 write: io=99,792KiB, bw=10,845KiB/s, runt= 9422msec clat (msec): min= 0, max= 25, avg= 0.15, stdev= 1.48 bw (KiB/s) : min= 0, max=118579, per=321.89%, avg=46291.67, stdev=63419.84 cpu : usr=6.21%, sys=1.77%, ctx=809 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=84.3%, 4=4.2%, 10=5.2%, 20=2.5%, 50=1.9%, 100=1.5% lat (msec): 250=0.3%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,855KiB/s, minb=3,951KiB/s, maxb=5,446KiB/s, mint=19252msec, maxt=26533msec WRITE: io=283MiB, aggrb=14,381KiB/s, minb=4,521KiB/s, maxb=10,845KiB/s, mint=19252msec, maxt=26533msec Disk stats (read/write): sda: ios=3269/2485, merge=1391/69918, ticks=70472/2584740, in_queue=2661984, util=99.07% 3.69user 0.96system 0:26.89elapsed 17%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1094minor)pagefaults 0swaps