[Users] Simple OpenVZ load average aggregation script

[Dragomir Zhelev]

Some fixes to work better :

#!/bin/bash

NO_HEADER=0
NO_COLOR=0
while getopts "hHC" OPTION; do
         case $OPTION in
                 h)
                         echo "usage $0 options"
                         echo "OPTIONS:"
                         echo " -h   Show this help message"
                         echo " -H   Disable the header"
                         echo " -C   Disable colors"
                         exit 1
                         ;;
                 H)
                         NO_HEADER=1
                         ;;
                 C)
                         NO_COLOR=1
                         ;;
         esac
done

if [ $NO_HEADER -eq 0 ]; then
         printf " %-15s %-20s %-15s %-9s %s\r\n" "VEID" "Hostname" 
"Load: 1min" "5min" "15min"
fi
for VEID in `vzlist -H -octid`; do
         source /etc/vz/conf/$VEID.conf
         #LOADTOTAL=$(cat /vz/root/$VEID/proc/loadavg | awk '{print 
$1,$2,$3}')
         LOADTOTAL=$(vzctl exec 312 cat /proc/loadavg | awk '{print 
$1,$2,$3}')
         LOAD_1MIN=$(echo $LOADTOTAL | awk '{print $1}')
         LOAD_5MIN=$(echo $LOADTOTAL | awk '{print $2}')
         LOAD_15MIN=$(echo $LOADTOTAL | awk '{print $3}')
         LOAD=${LOAD_1MIN/.*}
         [ ${#HOSTNAME} -gt 20 ] && HOSTNAME="${HOSTNAME:0:17}..."
         if [ $NO_COLOR -eq 0 ]; then
                 [ $LOAD -lt 3 ] && COLOR="\033[1;32m"
                 [ $LOAD -ge 3 ] && COLOR="\033[1;33m"
                 [ $LOAD -ge 7 ] && COLOR="\033[1;31m"
         fi
         printf "$COLOR %-15s %-20s %10s %9s %10s\033[0m\r\n" $VEID 
$HOSTNAME $LOAD_1MIN $LOAD_5MIN $LOAD_15MIN
done




On  6.03.2012 02:03, Steven Crothers wrote:
> Also, as a side note, I'm really really good at reading man pages.
>
> (What I really mean is I'm not)
>
> Thanks guys!
>
> PS: Mine has color :P
>
> On Mon, Mar 5, 2012 at 6:52 PM, Martynas Venckus <martynas at venck.us 
> <mailto:martynas at venck.us>> wrote:
>
>     vzlist -o veid,hostname,laverage
>
>     On 3/6/12, Kir Kolyshkin <kir at openvz.org <mailto:kir at openvz.org>>
>     wrote:
>     > If I am not mistaken (can't check right now), vzlist have a
>     field for that.
>     > On Mar 6, 2012 3:27 AM, "Steven Crothers"
>     <steven.crothers at gmail.com <mailto:steven.crothers at gmail.com>> wrote:
>     >
>     >> I needed something to show me load averages of each individual
>     VE quickly.
>     >>
>     >> Figured I would share it with the community in case someone
>     else was
>     >> looking for similar functionality.
>     >>
>     >> https://gist.github.com/1981920
>     >>
>     >> Disclaimer: Yes, I'm aware I probably don't follow bash best
>     practices,
>     >> however I don't really care since its under 50 lines anyway :)
>     >>
>     >> --
>     >> Steven Crothers
>     >> steven.crothers at gmail.com <mailto:steven.crothers at gmail.com>
>     >>
>     >>
>     >> _______________________________________________
>     >> Users mailing list
>     >> Users at openvz.org <mailto:Users at openvz.org>
>     >> https://openvz.org/mailman/listinfo/users
>     >>
>     >>
>     >
>     _______________________________________________
>     Users mailing list
>     Users at openvz.org <mailto:Users at openvz.org>
>     https://openvz.org/mailman/listinfo/users
>
>
>
>
> -- 
> Steven Crothers
> steven.crothers at gmail.com <mailto:steven.crothers at gmail.com>
>
>
>
> _______________________________________________
> Users mailing list
> Users at openvz.org
> https://openvz.org/mailman/listinfo/users


-- 
Dragomir Zhelev
CEO
Delta SoftMedia OOD
Cellular: +359 895 66 99 79
E-mail: drago at delta.bg
Web: Delta.BG
<http://delta.bg>
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