[CentOS] network raid file system/server

[Farkas Levente]

afaik ocsf2 is not redundant:-(

bruno.sousa at first.pt wrote:
> Hi,
> 
> Well, you can take a look around at Oracle Cluster File System.
> I've been using it, for a while, and so far so good.
> It's free, runs on top of Linux, and despite it's name , it's not a file system only for Oracle apps, and it's part of the kernel since version 2.6.16 .
> 
> Check it at http://oss.oracle.com/projects/ocfs2/
> 
> 
> Best regards,
> Bruno Sousa
> 
> --- Mensagem Original---
>> On Wednesday 13 June 2007, Antonio da Silva Martins Junior
>> wrote:
>>> ----- "Farkas Levente" <lfarkas at bppiac.hu> escreveu:
>>>> we've a few 10-20 server in a lan each has 4-8 hdd. we'd like to
>>>> create one big file server on these server hard disks and we'd like to
>>>> create it in a redundant way ie:
>>>> - if one (or more) of the hdd or server fails the whole filesystem
>>>> still usable and consistent.
>> ...
>>
>>> Hi Farkas,
>>>
>>>   I think a start is to look on PVFS2 (www.pvfs.org).
>>>
>>>   Or maybe using nbd and softwareraid ???
>> Neither will eliminate servers and disks as single points of
>> failiure.
>>
>> If want one filesystem overy many disks on many servers and
>> the ability to 
>> fail a disk-volume (raid or whatever) or an entire server and
>> still have a 
>> usable fs then you need something like GPFS with replication
>> enabled. Either 
>> way, not a trivial config nor trivial software (GPFS for example
>> will cost 
>> you $$$ unless you're academic).
>>
>> good luck,
>>  Peter
>>
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-- 
  Levente                               "Si vis pacem para bellum!"