[mythtv-users] CentOS vs Fedora, RAID vs LVM

sonofzev at iinet.net.au sonofzev at iinet.net.au
Mon Mar 30 01:28:14 UTC 2009

>I've used XFS for many years and always found it to be very stable.
>The only major caveat with XFS is that XFS+LVM+mdadm can cause problems 
>on kernels with 4K stacks.  I can't comment on this because I don't use 
>all three together.

I use the above combination on an 8k stack though without problem. The only
negative I have seen is that the xfs_fsr tool is very slow compared to XFS on a
"normal" partition".  I also use it with simply mdadm and xfs (no lvm) for
professional audio and find the speed exceptional. 

>One limitation of XFS that you may find important, if you're using LVM, 
>is that XFS filesystems cannot shrink -- they can only grow.  ext3, on 
>the other hand, can be resized in either direction.

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