Re: XFS external log questions

[Jeremy Jackson <jerj@xxxxxxxxxxxx>]

Jerry Haltom wrote:
> Few questions about setting up and using a proper external log:
>
> I have a system whose only drive is a raid 5 array. I assume putting hte
> log on the array itself, on another partition, would be pretty useless,
> if the data is on the array also. So, I could put in anohter drive, but
> what are the usual redundency requirements for the external log? I
> assume if it fails, the entire partition fails also.
>
> So, one would need two raid setups to use this effectively? How much
> data does the log usually use?
>
> Thanks
I would suggest a small, fast (15k rpm - 9G) raid1 array for redundancy 
and good performance.
Cheers,

Jeremy