stresser: (g=0): rw=write, bs=16K-16K/16K-16K, ioengine=mmap, iodepth=1 fio: mixed read/write workload with verify. May not work as expected, unless you pre-populated the file stresser: (g=1): rw=randrw, bs=16K-16K/16K-16K, ioengine=mmap, iodepth=1 fio: mixed read/write workload with verify. May not work as expected, unless you pre-populated the file fio: mixed read/write workload with verify. May not work as expected, unless you pre-populated the file ... fio: mixed read/write workload with verify. May not work as expected, unless you pre-populated the file stresser: (g=1): rw=randrw, bs=16K-16K/16K-16K, ioengine=mmap, iodepth=1 stresser: ioengine=cpu, cpuload=25, cpucycle=50000 ... stresser: ioengine=cpu, cpuload=25, cpucycle=50000 Starting 9 processes Bad verify header 55ef4567 Bad verify header 55ef4567 Bad verify header 55ef4567 Bad verify header 55ef4567 stresser: (groupid=0, jobs=1): err= 0: pid=6291 write: io=4,096MiB, bw=27,471KiB/s, iops=1,716, runt=152681msec clat (usec): min=14, max=359K, avg=580.15, stdev=5473.20 bw (KiB/s) : min= 0, max=62176, per=100.69%, avg=27661.91, stdev=11556.65 cpu : usr=2.19%, sys=4.81%, ctx=43558, majf=0, minf=1048602 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued r/w: total=0/262144, short=0/0 lat (usec): 20=69.48%, 50=14.41%, 100=1.60%, 250=2.63%, 500=0.25% lat (usec): 750=0.79%, 1000=0.17% lat (msec): 2=7.35%, 4=1.67%, 10=0.90%, 20=0.26%, 50=0.30% lat (msec): 100=0.05%, 250=0.15%, 500=0.01% stresser: (groupid=1, jobs=1): err= 5 (file:io_u.c:985, func=io_u_sync_complete, error=Input/output error): pid=6451 read : io=16KiB, bw=231KiB/s, iops=14, runt= 69msec clat (usec): min=54, max=54, avg=54.00, stdev= 0.00 cpu : usr=0.00%, sys=0.00%, ctx=4, majf=0, minf=54 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=50.0%, 4=50.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued r/w: total=1/0, short=0/0 lat (usec): 100=100.00% stresser: (groupid=1, jobs=1): err= 5 (file:io_u.c:985, func=io_u_sync_complete, error=Input/output error): pid=6452 read : io=16KiB, bw=16,000KiB/s, iops=1,000, runt= 1msec clat (usec): min=45, max=45, avg=45.00, stdev= 0.00 cpu : usr=0.00%, sys=0.00%, ctx=1, majf=0, minf=55 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=50.0%, 4=50.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued r/w: total=1/0, short=0/0 lat (usec): 50=100.00% stresser: (groupid=1, jobs=1): err= 5 (file:io_u.c:985, func=io_u_sync_complete, error=Input/output error): pid=6453 read : io=16KiB, bw=372KiB/s, iops=23, runt= 43msec clat (usec): min=47, max=47, avg=47.00, stdev= 0.00 cpu : usr=0.00%, sys=0.00%, ctx=1, majf=0, minf=55 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=50.0%, 4=50.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued r/w: total=1/0, short=0/0 lat (usec): 50=100.00% stresser: (groupid=1, jobs=1): err= 5 (file:io_u.c:985, func=io_u_sync_complete, error=Input/output error): pid=6454 read : io=16KiB, bw=347KiB/s, iops=21, runt= 46msec clat (usec): min=49, max=49, avg=49.00, stdev= 0.00 cpu : usr=0.00%, sys=2.22%, ctx=3, majf=0, minf=55 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=50.0%, 4=50.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued r/w: total=1/0, short=0/0 lat (usec): 50=100.00% stresser: (groupid=2, jobs=1): err= 0: pid=6455 cpu : usr=98.77%, sys=0.01%, ctx=188829, majf=0, minf=731 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued r/w: total=71622/0, short=0/0 lat (msec): 100=99.95%, 250=0.04%, 500=0.01%, 750=0.01% stresser: (groupid=2, jobs=1): err= 0: pid=6456 cpu : usr=98.64%, sys=0.01%, ctx=183167, majf=0, minf=731 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued r/w: total=71579/0, short=0/0 lat (msec): 100=99.92%, 250=0.07%, 500=0.01% stresser: (groupid=2, jobs=1): err= 0: pid=6457 cpu : usr=98.75%, sys=0.00%, ctx=34243, majf=0, minf=731 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued r/w: total=71610/0, short=0/0 lat (msec): 100=99.95%, 250=0.04%, 500=0.01% stresser: (groupid=2, jobs=1): err= 0: pid=6458 cpu : usr=98.73%, sys=0.00%, ctx=92487, majf=0, minf=731 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0% issued r/w: total=71582/0, short=0/0 lat (msec): 100=99.94%, 250=0.06%, 500=0.01%, 750=0.01% Run status group 0 (all jobs): WRITE: io=4,096MiB, aggrb=27,471KiB/s, minb=27,471KiB/s, maxb=27,471KiB/s, mint=152681msec, maxt=152681msec Run status group 1 (all jobs): READ: io=64KiB, aggrb=936KiB/s, minb=234KiB/s, maxb=16,384KiB/s, mint=1msec, maxt=69msec Run status group 2 (all jobs): Disk stats (read/write): cciss!c0d0: ios=52041/38832, merge=1225/1016226, ticks=388794/24927581, in_queue=25316376, util=5.31% Command exited with non-zero status 4 14221.02user 13.65system 1:02:56elapsed 376%CPU (0avgtext+0avgdata 0maxresident)k 8396848inputs+8408480outputs (30major+1069132minor)pagefaults 0swaps