[Gluster-users] Storage Cluster Question
francisco.cabrita at gmail.com
Tue Jun 30 10:07:18 UTC 2009
On Mon, Jun 29, 2009 at 8:46 PM, Nathan Stratton <nathan at robotics.net>wrote:
> On Mon, 29 Jun 2009, Todd Daugherty wrote:
> I have not used it in production yet but I did a test with:
>> That was quite nice across 8 servers for Quicktime files (average file
>> Why would you say no to Xen VM files?
> Because with xen you need to --disable-direct-io-mode to get it to work and
> that kills performance.
> Raw disk:
> 8589934592 bytes (8.6 GB) copied, 21.0523 seconds, 408 MB/s
> 8589934592 bytes (8.6 GB) copied, 47.4356 seconds, 181 MB/s
> Gluster --disable-direct-io-mode
> 8589934592 bytes (8.6 GB) copied, 336.514 seconds, 25.5 MB/
autch, This is a huge penalty!
My primary VMs are for Nagios, Cacti and MySQL. Both Nagios and Cacti have
strong interaction with MySQL Vm which is storing thing on "file system". So
I think is is the key to move forward and choose another technology.
> Nathan Stratton CTO, BlinkMind, Inc.
> nathan at robotics.net nathan at blinkmind.com
> http://www.robotics.net http://www.blinkmind.com
> Gluster-users mailing list
> Gluster-users at gluster.org
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