[CentOS] HA Storage Cookbook?

Rainer Duffner rainer at ultra-secure.de
Fri Nov 7 09:34:28 UTC 2008


Rudi Ahlers schrieb:
> On Thu, Nov 6, 2008 at 9:27 PM, nate <centos at linuxpowered.net> wrote:
>   
>> Gordon McLellan wrote:
>>     
>>> Hello List,
>>>
>>> Can anyone recommend some sites regarding building high-availability
>>> storage networks using centos (or the upstream providers brand name)?
>>> I need to have approx 2-3 tb of storage available via iscsi and smb,
>>> but worry about having it all on a single server.  Most of the HA
>>> articles I'm reading deal with application high availability, but not
>>> storage.
>>>       
>> Check out openfiler?
>>
>> http://www.openfiler.com/products
>>
>> For me I would just buy a real storage array, better reliability
>> generally. Though entry level pricing is around $20k.
>>
>> nate
>>
>> _______________________________________________
>>     
>
> Hi Nate,
>
> In some countries those storage arrays are about 3 more expensive, so
> it's cheaper to build it yourself with PC / server components. I'm
> actually interested in such a setup as well, and would like to cluster
> 2x machines to give a network RAID setup. What would you recommend
> using? The idea is to serve to servers which will be clustered as
> well, hosting web hosting Virtual Private Servers.
>
>
>
>   

You could use DRBD, if you trust it.
AFAIK, Parallels more-or-less supports this.
http://wiki.openvz.org/HA_cluster_with_DRBD_and_Heartbeat



Rainer





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