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Extending an LVM volume on a VMWare host

Posted 08-23-2012 at 12:17 PM by sag47
Updated 03-25-2013 at 08:28 AM by sag47
Tags lvm, snapshot

Back story
This is going to be a short blog post. Mostly with commands. Basically I run a media server for online courses/lectures called Echo360 ESS. At some point the LVM volume which holds the lecture captures nearly filled up. I was getting Icinga alerts on it and by looking at the rate of data generation in munin showed me I had better hop to it. So that's what this post is about.

The fun stuff

Add disk to VM

I added a disk to the virtual...
Senior Member
Posted in Uncategorized
Views 788 Comments 0 sag47 is offline
Old

Removing files with find, and LVM snapshots

Posted 04-24-2012 at 11:21 AM by sag47
Tags find, lvm, snapshot

Take an LVM snapshot using a loopback device
Create the snapshot
Take a look at the devices in your volume group. First there needs to be sufficient space in the volume group for a snapshot to occur. Check this by typing: vgdisplay and checking for Free PE / Size
Code:
vgdisplay -v
Create a loopback device to use for the snapshot. My volume group is named vg_echo360. I want my snapshot to be 9.9GB in size so I'm creating a loopback device which is 10GB in size....
Senior Member
Posted in Uncategorized
Views 980 Comments 0 sag47 is offline
Old

My Experiment with BTRFS

Posted 12-16-2010 at 04:17 AM by thasuresh

Hai friends,

Last one week fully i spent time wit BTRFS.

Btrfs is a new copy on write filesystem for Linux aimed at implementing advanced features while focusing on fault tolerance, repair and easy administration. Initially developed by Oracle, Btrfs is licensed under the GPL and open for contribution from anyone.

Linux has a wealth of filesystems to choose from, but we are facing a number of challenges with scaling to the large storage subsystems that...
LQ Newbie
Posted in Uncategorized
Views 1182 Comments 0 thasuresh is offline

  



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