[rhelv6-list] You suggestion for 'big' filesystem management Best Practice?

[Masopust, Christian]

> Götz Reinicke wrote:
> > Hi,
> > 
> > we plan to set up a big file storage for media files like 
> uncompressed
> > movies from student film projects, dvd images etc.
> > 
> > It should be some sort of archive and will not bee accessed 
> by more than
> > may be 5 people at the same time.
> > 
> > The iSCSI RAID we have is about 26TB netto and I'm again 
> faced with the
> > question: How many partitions, which filesystem, which 
> mount options etc.
> > 
> > For the User it would be the most simpel thing, to have one big
> > filesystem she/he could fill with all the data and dont has 
> to search
> > e.g. on multiple volumes.
> > 
> > On the other hand, if one big filesystem crashes or has do 
> be checked it
> > will destroy a lot of data or the check will take hours ...
> > 
> > 
> > Any suggestions pro or cons are welcome! :-)
> > 
> > My favourite for now is 3 to 4 filesystems with the default ext4
> > settings. (Redhat EL 5.7, may be soon 6.1)
> > 
> > Thanks and best regards. Götz
> 
> If you decide to go with RHEL6, xfs is a good bet for making one big 
> filesystem.  We have a setup similar to what you're 
> describing and have 
> had very solid stability and performance using xfs (default 
> filesystem 
> and mount settings.)  As far as I can see (and knocking on 
> wood), xfs is 
> now a lot less flaky than it seemed to be in the past.
> 
>   -Peter

I can approve what Peter mentioned. I've been using xfs on my
CentOS 5 system with 2 16TB arrays (each holding one single filesystem)
for several years with absolutely no issues!

Christian