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: [mFm] [7.0% done] [ 9076/ 0 kb/s] [eta 00m:40s] Threads: 3: [mFF] [33.3% done] [ 4468/ 70080 kb/s] [eta 00m:08s] Threads: 3: [FFF] [100.0% done] [ 0/ 53075 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: 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: [VVV] [68.4% done] [ 3864/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [70.0% done] [ 26248/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [75.0% done] [ 27252/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [84.2% done] [ 28728/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [94.4% done] [ 30332/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 38352/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 34204/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 30860/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 33404/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=28786 read : io=100MiB, bw=4,705KiB/s, runt= 22284msec slat (msec): min= 125, max=17853, avg=12917.20, stdev=4095.05 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 9, max=14078, per=56.14%, avg=7924.38, stdev=4925.65 write: io=88,824KiB, bw=7,144KiB/s, runt= 12730msec slat (msec): min= 0, max= 81, avg= 2.01, stdev= 5.84 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=98377, per=218.26%, avg=49188.50, stdev=69563.04 cpu : usr=5.08%, sys=1.62%, ctx=896 IO depths : 1=12.6%, 2=25.0%, 4=50.0%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0% lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=28787 read : io=100MiB, bw=4,800KiB/s, runt= 21842msec slat (msec): min=11991, max=20911, avg=16860.16, stdev=2800.29 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 4, max=18910, per=79.92%, avg=11280.80, stdev=5805.10 write: io=100MiB, bw=8,234KiB/s, runt= 12734msec slat (msec): min= 0, max= 17, avg= 1.87, stdev= 2.13 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=108834, per=241.46%, avg=54417.00, stdev=76957.26 cpu : usr=5.59%, sys=1.89%, ctx=767 IO depths : 1=12.6%, 2=25.0%, 4=49.9%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0% lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=28788 read : io=100MiB, bw=4,705KiB/s, runt= 22285msec slat (msec): min= 81, max=18730, avg=13555.11, stdev=4703.18 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 12, max=20188, per=59.39%, avg=8382.81, stdev=5245.30 write: io=89,244KiB, bw=7,171KiB/s, runt= 12743msec slat (msec): min= 0, max= 190, avg= 2.32, stdev= 9.95 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=82336, per=122.11%, avg=27520.33, stdev=47471.89 cpu : usr=5.15%, sys=1.62%, ctx=921 IO depths : 1=12.6%, 2=25.0%, 4=49.9%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=99.9%, 4=0.0%, 10=0.0%, 20=0.0%, 50=0.0%, 100=0.0% lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=14,115KiB/s, minb=4,705KiB/s, maxb=4,800KiB/s, mint=21842msec, maxt=22285msec WRITE: io=274MiB, aggrb=22,537KiB/s, minb=7,144KiB/s, maxb=8,234KiB/s, mint=21842msec, maxt=22285msec Disk stats (read/write): sda: ios=3306/1439, merge=1378/68642, ticks=83872/1628672, in_queue=1713132, util=99.33% 3.57user 1.15system 0:22.60elapsed 20%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2425minor)pagefaults 0swaps