Re: [Xen-users] cluster server options

[Nico Kadel-Garcia <nkadel@xxxxxxxxx>]

jim burns wrote:
> Hi. My SuSE 10.3 system's hard disk died, so I opted for a bigger hard disk as 
> a replacement for xmas. My xen system is Fedora fc8, since that system 
> supports hvm. My SuSE system is formatted with lvm, and comes with nfs.
> 1) Is nfs sufficient for serving up file-backed stores, or is the performance 
> difference with ocfs2 or gfs that much greater?
>   
NFS is "stateless". This is begging, begging, begging for pain if used 
as a file-based Xen image storage. Can you go to iscsi?

> 2) If nfs is sufficient, version 3 or 4? In other words, does xen do record 
> locking (only available in 4), or just file locking? My previous non-xen 
> experience is that sqlite databases only work on nfs4.
> 3) I don't suppose I can export a logical volume device to my xen server, 
> right? So I'm stuck with creating file backed stores, right?
>   
Whyever can't you export logical volume to your Xen server? Do you mean 
an LVM type volume? I certainly use those!
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