rally/samples/tasks/support/instance_dd_test.sh
Shahifali Agrawal 9f6838be8d Moving rally/doc/samples to rally/samples
Moving samples to root forlder for easy access.

Change-Id: I050c8d7580282b898be77156f65cdbce75a4dbb4
Closes-Bug: 1409836
2015-01-16 05:54:09 -08:00

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#!/bin/sh
time_seconds(){ (time -p $1 ) 2>&1 |awk '/real/{print $2}'; }
file=/tmp/test.img
c=1000 #1GB
write_seq_1gb=$(time_seconds "dd if=/dev/zero of=$file bs=1M count=$c")
read_seq_1gb=$(time_seconds "dd if=$file of=/dev/null bs=1M")
[ -f $file ] && rm $file
echo "{
\"write_seq_1gb\": $write_seq_1gb,
\"read_seq_1gb\": $read_seq_1gb
}"