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: [FmF] [50.0% done] [ 1374/ 81011 kb/s] [eta 00m:03s] Threads: 3: [FmF] [44.4% done] [ 512/ 0 kb/s] [eta 00m:05s] Threads: 3: [FmF] [45.5% done] [ 1100/ 0 kb/s] [eta 00m:06s] Threads: 3: [FFF] [100.0% done] [ 364/ 33332 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] [ 6020/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [70.0% done] [ 30872/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [75.0% done] [ 31272/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [80.0% done] [ 26724/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [89.5% done] [ 35404/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [100.0% done] [ 37004/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 37436/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 27760/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 32360/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=16366 read : io=100MiB, bw=4,766KiB/s, runt= 21998msec slat (msec): min= 25, max=19840, avg=15875.46, stdev=3490.41 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=19411, per=67.54%, avg=9657.84, stdev=6065.76 write: io=97,136KiB, bw=7,947KiB/s, runt= 12515msec slat (msec): min= 0, max= 29, avg= 1.93, stdev= 2.60 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=104483, per=149.80%, avg=35100.00, stdev=60088.83 cpu : usr=5.40%, sys=1.93%, ctx=813 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=16367 read : io=100MiB, bw=4,794KiB/s, runt= 21872msec slat (msec): min= 58, max=16422, avg=11475.60, stdev=4345.27 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 28, max=14179, per=49.55%, avg=7085.82, stdev=4476.60 write: io=87,188KiB, bw=7,140KiB/s, runt= 12503msec slat (msec): min= 0, max= 28, avg= 1.85, stdev= 2.64 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=19775, per=42.20%, avg=9887.50, stdev=13983.04 cpu : usr=5.34%, sys=1.68%, ctx=932 IO depths : 1=12.6%, 2=25.0%, 4=50.0%, 8=12.4%, 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=16368 read : io=100MiB, bw=4,888KiB/s, runt= 21449msec slat (msec): min=11881, max=20522, avg=16109.28, stdev=2276.33 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 2, max=20155, per=79.94%, avg=11431.13, stdev=6417.78 write: io=100MiB, bw=8,368KiB/s, runt= 12530msec slat (msec): min= 0, max= 10, avg= 1.95, stdev= 1.93 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=114541, per=244.41%, avg=57270.50, stdev=80992.72 cpu : usr=5.84%, sys=2.03%, ctx=788 IO depths : 1=12.6%, 2=25.1%, 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=14,300KiB/s, minb=4,766KiB/s, maxb=4,888KiB/s, mint=21449msec, maxt=21998msec WRITE: io=280MiB, aggrb=23,432KiB/s, minb=7,140KiB/s, maxb=8,368KiB/s, mint=21449msec, maxt=21998msec Disk stats (read/write): sda: ios=3175/1640, merge=1813/69945, ticks=75508/1636420, in_queue=1720268, util=98.92% 3.64user 1.27system 0:22.28elapsed 22%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2411minor)pagefaults 0swaps