Hey,
I'm using fio-2.1.10, and trying to get the Total IO via the terse output. It
works for
read but not for write. Here is the output and the fio conf file I'm using.
Any thoughts? Is this a known bug?
Thanks,
Steve.
-----
Read works:
[root@hpc1 ~]# RW=randread fio --minimal fio-test.conf
3;fio-2.1.10;foo;0;0;80251;40105;40105;2001;4;85;8.170228;4.004539;65;805;189.872799;49.78
1808;1.000000%=122;5.000000%=133;10.000000%=139;20.000000%=149;30.000000%=159;40.000000%=1
69;50.000000%=179;60.000000%=191;70.000000%=205;80.000000%=225;90.000000%=258;95.000000%=2
86;99.000000%=354;99.500000%=386;99.900000%=450;99.950000%=486;99.990000%=596;0%=0;0%=0;0%
=0;87;809;198.185493;49.501590;38468;42140;100.000000%;40262.666667;1837.395258;0;0;0;0;0;
0;0.000000;0.000000;0;0;0.000000;0.000000;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%=0;99.500000%=0;99.900000%=0;99.950000%=0;99.990000%=0;0%=0;0%=0
;0%=0;0;0;0.000000;0.000000;0;0;0.000000%;0.000000;0.000000;7.750000%;41.150000%;31556;0;9
;0.1%;0.1%;0.1%;100.0%;0.0%;0.0%;0.0%;0.00%;0.00%;0.00%;0.00%;0.00%;0.01%;88.31%;11.64%;0.
04%;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%
Write shows zeros for Total IO:
[root@hpc1 ~]# RW=randwrite fio --minimal fio-test.conf
3;fio-2.1.10;foo;0;0;0;0;0;0;0;0;0.000000;0.000000;0;0;0.000000;0.000000;1.000000%=0;5.000
000%=0;10.000000%=0;20.000000%=0;30.000000%=0;40.000000%=0;50.000000%=0;60.000000%=0;70.00
0000%=0;80.000000%=0;90.000000%=0;95.000000%=0;99.000000%=0;99.500000%=0;99.900000%=0;99.9
50000%=0;99.990000%=0;0%=0;0%=0;0%=0;0;0;0.000000;0.000000;0;0;0.000000%;0.000000;0.000000
;5409;2697;2697;2005;6;51;18.330190;7.389300;81;10033;2939.422629;1572.743671;1.000000%=88
4;5.000000%=1144;10.000000%=1320;20.000000%=1560;30.000000%=1784;40.000000%=2096;50.000000
%=2448;60.000000%=3120;70.000000%=3664;80.000000%=4320;90.000000%=5216;95.000000%=5984;99.
000000%=7520;99.500000%=8032;99.900000%=9664;99.950000%=9792;99.990000%=10048;0%=0;0%=0;0%
=0;89;10040;2957.946016;1571.794210;2572;2794;100.000000%;2701.000000;95.951377;2.894212%;
8.582834%;4987;0;8;0.1%;0.1%;0.1%;99.9%;0.0%;0.0%;0.0%;0.00%;0.00%;0.00%;0.00%;0.00%;0.17%
;0.17%;0.02%;0.07%;2.02%;34.72%;36.75%;26.07%;0.02%;0.00%;0.00%;0.00%;0.00%;0.00%;0.00%;0.
00%;0.00%
Without --minimal, we see Total IO WRITE numbers:
[root@hpc1 ~]# RW=randwrite fio fio-test.conf
foo: (g=0): rw=randwrite, bs=1K-1K/1K-1K/1K-1K, ioengine=libaio, iodepth=8
fio-2.1.10
Starting 1 process
Jobs: 1 (f=1): [w] [-.-% done] [0KB/1158KB/0KB /s] [0/1158/0 iops] [eta 00m:00s]
foo: (groupid=0, jobs=1): err= 0: pid=4547: Fri Aug 8 11:45:00 2014
write: io=2334.0KB, bw=1162.1KB/s, iops=1162, runt= 2007msec
slat (usec): min=7, max=45, avg=19.02, stdev= 4.98
clat (usec): min=72, max=15679, avg=6849.86, stdev=3321.20
lat (usec): min=81, max=15699, avg=6869.15, stdev=3322.08
clat percentiles (usec):
| 1.00th=[ 1864], 5.00th=[ 2960], 10.00th=[ 3408], 20.00th=[ 3824],
| 30.00th=[ 4192], 40.00th=[ 4704], 50.00th=[ 5728], 60.00th=[ 7904],
| 70.00th=[ 9152], 80.00th=[10176], 90.00th=[11712], 95.00th=[12864],
| 99.00th=[13888], 99.50th=[14400], 99.90th=[15424], 99.95th=[15424],
| 99.99th=[15680]
bw (KB /s): min= 1101, max= 1226, per=99.91%, avg=1161.00, stdev=60.88
lat (usec) : 100=0.30%, 250=0.43%
lat (msec) : 2=0.39%, 4=21.34%, 10=55.70%, 20=21.85%
cpu : usr=1.60%, sys=4.34%, ctx=2304, majf=0, minf=8
IO depths : 1=0.1%, 2=0.1%, 4=0.2%, 8=99.7%, 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=0.1%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
issued : total=r=0/w=2334/d=0, short=r=0/w=0/d=0
latency : target=0, window=0, percentile=100.00%, depth=8
Run status group 0 (all jobs):
WRITE: io=2334KB, aggrb=1162KB/s, minb=1162KB/s, maxb=1162KB/s, mint=2007msec,
maxt=2007msec
Disk stats (read/write):
sda: ios=0/2207, merge=0/0, ticks=0/15041, in_queue=15076, util=95.05%
Here is the conf file:
[root@hpc1 ~]# cat fio-test.conf
[foo]
rw=${RW}
size=40m
bs=1k
directory=/tmp
direct=1
numjobs=1
runtime=2
time_based
ioengine=libaio
iodepth=8
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