[ale] bash assistance

[Damon Chesser]

Is this a good time to say “Doh!”?

 Sincerely,

Damon Chesser
SRP Linux/Red Hat Engineer
Core Integration Engineering
Apex Computer Systems Inc.
Cell 404-271-8699
dchesser at acsi2000.com<mailto:dchesser at acsi2000.com>


From: ale-bounces at ale.org [mailto:ale-bounces at ale.org] On Behalf Of Jim Kinney
Sent: Tuesday, April 26, 2011 8:18 AM
To: Atlanta Linux Enthusiasts
Subject: Re: [ale] bash assistance


$LVM in $DF not defined
On Apr 26, 2011 7:38 AM, "Damon Chesser" <dchesser at acsi2000.com<mailto:dchesser at acsi2000.com>> wrote:
> Believe it or not, this is above my rudimentary bash skills and I have hit a wall: So I am seeking advice or pointers.
>
> Scenario: recording Volume Group info on a server by server bases.
>
> It did not take me long to realize that I wanted to script this. I am putting the output of my script into a spread sheet (copy and paste). The servers I am running this on are remote and I have no convenient way to get the output text to my workstation, so copy and paste works.
>
> Desired output:
>
> VGname VGsize LVname LVsize LVmount_point %diskused
>
> I have all the above working up to LVmount where it all goes horribly bad. Here is my code:
> -----start-----
> #!/bin/bash
>
> FILE=/tmp/dlc/vginfo_script.txt
>
> rm $FILE
>
> for VG in `vgdisplay | grep -e "VG Name" | awk '{print $3}'`
> do
> VGsize=`vgdisplay $VG |grep -e "VG Size" | awk '{print $3 $4}'`
> for LV in `vgdisplay -v $VG |grep "LV Name" | cut -d\/ -f4`
> do
> LVsize=`lvdisplay /dev/$VG/$LV | grep "LV Size" | awk '{print $3 " " $4}'`
> # for MNTP in `mount |grep "$LVM" | awk '{print $3}'`
> # do
> # DF=`df -T "$MNTP" |awk '{print $6}'`
> # done
> echo $VG $VGsize $LV $LVsize $MNTP $DF
> done
> done > $FILE
>
> ---end----
>
> The above code, as written outputs this:
>
> vgorabak8 375.00GB lvorabak8 374.90 GB
> vgorabak7 375.00GB lvorabak7 374.90 GB
>
> take out the # above and it does this:
>
> vgorabak8 375.00GB lvorabak8 374.90 GB /var/lib/ntp/proc Use% -
> vgorabak7 375.00GB lvorabak7 374.90 GB /var/lib/ntp/proc Use% -
>
> No idea why. This makes my head hurt. I have tried everything I can think of. It seems I don't think enough!
>
> Any help would be appreciated.
>
>
>
>
> Sincerely,
>
> Damon Chesser
> dchesser at acsi2000.com<mailto:dchesser at acsi2000.com>
>
>
>
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