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Added description for iops output
author
Paul Dubs
<paul.dubs@gmail.com>
Thu, 21 Jul 2011 14:04:52 +0000
(16:04 +0200)
committer
Paul Dubs
<paul.dubs@gmail.com>
Thu, 21 Jul 2011 14:04:52 +0000
(16:04 +0200)
HOWTO
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diff --git
a/HOWTO
b/HOWTO
index ce1bd9e6131db987ea6c8992c5deeebd9bddc3bf..8b17610dd4a457438f56233d2ff5dfde80e63a61 100644
(file)
--- a/
HOWTO
+++ b/
HOWTO
@@
-1203,7
+1203,7
@@
each thread, group of threads, and disks in that order. For each data
direction, the output looks like:
Client1 (g=0): err= 0:
direction, the output looks like:
Client1 (g=0): err= 0:
- write: io= 32MB, bw= 666KB/s, runt= 50320msec
+ write: io= 32MB, bw= 666KB/s,
iops=89 ,
runt= 50320msec
slat (msec): min= 0, max= 136, avg= 0.03, stdev= 1.92
clat (msec): min= 0, max= 631, avg=48.50, stdev=86.82
bw (KB/s) : min= 0, max= 1196, per=51.00%, avg=664.02, stdev=681.68
slat (msec): min= 0, max= 136, avg= 0.03, stdev= 1.92
clat (msec): min= 0, max= 631, avg=48.50, stdev=86.82
bw (KB/s) : min= 0, max= 1196, per=51.00%, avg=664.02, stdev=681.68
@@
-1221,6
+1221,7
@@
they denote:
io= Number of megabytes io performed
bw= Average bandwidth rate
io= Number of megabytes io performed
bw= Average bandwidth rate
+iops= Average IOs performed per second
runt= The runtime of that thread
slat= Submission latency (avg being the average, stdev being the
standard deviation). This is the time it took to submit
runt= The runtime of that thread
slat= Submission latency (avg being the average, stdev being the
standard deviation). This is the time it took to submit