> -----Original Message-----
> From: Users <users-boun...@clusterlabs.org> On Behalf Of Ulrich Windl
> Sent: Tuesday, May 18, 2021 12:51 AM
> To: users@clusterlabs.org
> Subject: [ClusterLabs] Antw: [EXT] Re: DRBD + VDO HowTo?
>
> >>> Eric Robinson <eric.robin...@psmnv.com> schrieb am 17.05.2021 um
> 20:28 in
> Nachricht
> <SA2PR03MB5884DD970AC5ED0EA56758EFFA2D9@SA2PR03MB5884.namprd
> 03.prod.outlook.com>
> > R=$(/usr/bin/vdo status -n $VOL|grep Activate|awk '{$1=$1};1'|cut
>
> I just wonder: What is "awk '{$1=$1};1'" supposed to do?
>
It replaces all whitespace, including tabs, with single spaces, which makes it
easy to parse with cut.
> I also believe that "grep Activate|awk '{$1=$1};1'|cut -d" " -f2)" can be done
> in one awk command.
I'm sure it could, if I had ever taken time to learn awk.
>
> Regards,
> Ulrich
>
>
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