[TriLUG] "Best" file system for a 20TB array - CentOS 5.4

[Ron Kelley]

Thanks!  Is xfs stable enough to use now?  Last time I read about xfs, it was still in test/dev phase.  But, that has been some time ago...

-Ron



On Apr 5, 2010, at 4:23 PM, Lance A. Brown wrote:

> Ron Kelley wrote:
>> Looking for some feedback on which is the "best" file system to manage
>> a 20TB array on CentOS 5.4.  Normally, I would use ext3 with some
>> tweaking, but I wonder if xfs (or something else) is better suited to
>> manage such a large volume.  We are using this space to store some
>> network traffic traces (hundreds of GBs per trace) for various
>> customer tests as well as some ISO images for building servers, etc.
> 
> I would advise against ext3, especially for large files.  Ext3
> filesystems take a major performance hit when deleting large files, at
> least on centOS 5 systems.  I recently switched from ext3 to XFS because
> of this issue.  XFS has its own issues, but it works better for my
> needs, by and large, than ext3.  The large file delete performance issue
> completely tanked my 20G Dell R410 NFS server.
> 
> --[Lance]
> 
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