Created
March 29, 2013 20:40
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Making I/O graphs for a customer
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#!/bin/bash | |
#This Script parses the output of these two files | |
#iostat -N vg_backup-lv_backup 1 > iostat_output & | |
#cat iostat_output | grep vg_backup-lv_backup >vg_only | |
#where vg_backup-lv_backup is the name of your lv (see the names of you lvs here ls -l /dev/mapper/) | |
numlines=5000 | |
geta() { | |
a=() | |
while read -d $'\n'; do | |
a+=("$REPLY") | |
done < <(cat iostat_output | grep -A2 iowait | awk '{ print $4 }' | sed 's,\,,,g' | grep -o '[0-9]*' | sed 's/.$//') | |
} | |
getb() { | |
b=() | |
while read -d $'\n'; do | |
b+=("$REPLY") | |
done < <(head -n $numlines vg_only | awk '{ print $3 }' |sed 's/...$//') | |
} | |
getc() { | |
c=() | |
while read -d $'\n'; do | |
c+=("$REPLY") | |
done < <(head -n $numlines vg_only | awk '{ print $4 }' |sed 's/...$//') | |
} | |
geta | |
getb | |
getc | |
while (( zz < $numlines )) | |
do | |
echo "reads "${b[$zz]}" iowait "${a[$zz]}" writes "${c[$zz]}"" | |
(( zz++ )) | |
done | |
#Optional send the output to datafart (max 999 lines) | |
#alias datafart='curl --data-binary @- datafart.com' |
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