Re: fio terse output for WRITE not working.

[Steve Wise <swise@opengridcomputing.com>]

>
> Yes, I'm saying I don't see this happening. This is my quickie test case:
>
> 3;fio-2.1.11-19-g0297;null;0;0;21019592;7006530;1751632;3000;0;0;0.000000;0.000000;0;31;0.028879;0.181874;1.000000%=0;5.000000%=0;10.000000%=0;20.000000%=0;30.000000%=0;40.000000%=0;50.000000%=0;60.000000%=0;70.000000%=0;80.000000%=0;90.000000%=0;95.000000%=0;99.000000%=1;99.500000%=1;99.900000%=1;99.950000%=1;99.990000%=1;0%=0;0%=0;0%=0;0;32;0.055929;0.249507;5932824;7322384;99.011636%;6937280.000000;569503.420436;21014252;7004750;1751187;3000;0;0;0.000000;0.000000;0;48;0.029822;0.186289;1.000000%=0;5.000000%=0;10.000000%=0;20.000000%=0;30.000000%=0;40.000000%=0;50.000000%=0;60.000000%=0;70.000000%=0;80.000000%=0;90.000000%=0;95.000000%=0;99.000000%=1;99.500000%=1;99.900000%=1;99.950000%=1;99.990000%=1;0%=0;0%=0;0%=0;0;48;0.074062;0.286370;5932824;7324072;98.994494%;6934316.800000;568074.804612;99.666667%;0.000000%;4;0;3;100.0%;0.0%;0.0%;0.0%;0.0%;0.0%;0.0%;100.00%;0.01%;0.01%;0.01%;0.01%;0.00%;0.00%;0.00%;0.00%;0.00%;0.00%;0.00%;0.00%;0.00%;0.00%;0.00%;0.00%;0.00%;0.00%;0.00%;0.00%; 
>
> 0.00%
>
> or when run with normal output:
>
> null: (groupid=0, jobs=1): err= 0: pid=26423: Fri Aug 22 17:33:46 2014
>   read : io=20499MB, bw=6833.2MB/s, iops=1749.3K, runt=  3000msec
>     clat (usec): min=0, max=82, avg= 0.03, stdev= 0.19
>      lat (usec): min=0, max=83, avg= 0.06, stdev= 0.26
>     clat percentiles (usec):
>      |  1.00th=[    0],  5.00th=[    0], 10.00th=[    0], 20.00th=[    
> 0],
>      | 30.00th=[    0], 40.00th=[    0], 50.00th=[    0], 60.00th=[    
> 0],
>      | 70.00th=[    0], 80.00th=[    0], 90.00th=[    0], 95.00th=[    
> 0],
>      | 99.00th=[    1], 99.50th=[    1], 99.90th=[    1], 99.95th=[    
> 1],
>      | 99.99th=[    1]
>     bw (MB  /s): min= 5617, max= 7119, per=98.96%, avg=6762.01, 
> stdev=641.65
>   write: io=20495MB, bw=6831.6MB/s, iops=1748.9K, runt=  3000msec
>     clat (usec): min=0, max=144, avg= 0.03, stdev= 0.20
>      lat (usec): min=0, max=144, avg= 0.07, stdev= 0.30
>     clat percentiles (usec):
>      |  1.00th=[    0],  5.00th=[    0], 10.00th=[    0], 20.00th=[    
> 0],
>      | 30.00th=[    0], 40.00th=[    0], 50.00th=[    0], 60.00th=[    
> 0],
>      | 70.00th=[    0], 80.00th=[    0], 90.00th=[    0], 95.00th=[    
> 0],
>      | 99.00th=[    1], 99.50th=[    1], 99.90th=[    1], 99.95th=[    
> 1],
>      | 99.99th=[    1]
>     bw (MB  /s): min= 5617, max= 7118, per=98.94%, avg=6759.24, 
> stdev=640.28
>     lat (usec) : 2=100.00%, 4=0.01%, 10=0.01%, 20=0.01%, 50=0.01%
>     lat (usec) : 100=0.01%, 250=0.01%
>   cpu          : usr=100.00%, sys=0.00%, ctx=7, majf=0, minf=3
>   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=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, 
> >=64=0.0%
>      complete  : 0=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, 
> >=64=0.0%
>      issued    : total=r=5247840/w=5246653/d=0, short=r=0/w=0/d=0
>      latency   : target=0, window=0, percentile=100.00%, depth=1
>
> Run status group 0 (all jobs):
>    READ: io=20499MB, aggrb=6833.2MB/s, minb=6833.2MB/s, 
> maxb=6833.2MB/s, mint=3000msec, maxt=3000msec
>   WRITE: io=20495MB, aggrb=6831.6MB/s, minb=6831.6MB/s, 
> maxb=6831.6MB/s, mint=3000msec, maxt=3000ms

hmm.

I'll try with the latest fio from the git repo.  Perhaps this has been 
fixed since the version I'm using (2.1.10)?

Thanks,

Steve.