[CentOS] Clustering
Les Ault
aultl at utk.eduFri Feb 5 14:09:35 UTC 2010
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On Fri, 2010-02-05 at 07:57 -0600, Les Mikesell wrote: > Bo Lynch wrote: > > > >> > > Currently we are doing the low tech method. Daily and weekly backups both > > onsite and off along with RAID and all that other good stuff. I was just > > wondering if clustering was a better way of handling things. Thanks for > > the info. > > If you are looking at VMware, ESX(i) is the nicest of the bunch but moderately > expensive for the full version that does clustering and live moves - and you > also need a highly reliable iscsi disk server. But even the free version is > very nice in terms of the management tools, low overhead, and the ability to > overcommit the host's RAM. You could start by building shadow copies of most of > your servers that could be activated as needed, with perhaps a few being live > with application level failover (heartbeat, drbd, database replication, etc.). > ESXi is also a nice lab framework for testing new thing. > > There are also a lot community scripts for management as well. http://communities.vmware.com/docs/DOC-9852 -- Les Ault VCP, RHCE Linux Systems Administrator, Office of Information Technology Computing Systems Services: Technical Services and Research The University of Tennessee 135C5 Kingston Pike Building 2309 Kingston Pike Knoxville, TN 37996 Phone: 865-974-1640 -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.centos.org/pipermail/centos/attachments/20100205/3f77c8a9/attachment-0001.html>
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