[OpenAFS] Re: cyrus with storage in afs?

Derrick J Brashear shadow@dementia.org
Tue, 26 Jun 2007 15:08:42 -0400 (EDT)

On Tue, 26 Jun 2007, Robert Banz wrote:

> I personally wouldn't want my mail storage on AFS.  I say that because, right 
> now, it is, and I can't wait to get it off of it.  It's caused me nothing but 
> problems, because the AFS fileserver doesn't just seem to be "made" to handle 
> the transactional intensity of mail-land.  We got around a lot of our 
> performance issues by moving from a berkeley-based mailspool to a 
> maildir-like one a couple years ago, but now are always coming up against 
> performance (leading into stability) issues caused by AFS being part of the 
> stack.  Less things being part of the stack with your mail system will make 
> things better; run it on some quality fibre or iscsi attached storage and you 
> won't end up screaming in pain later on.

callback issues, or something else?

i wouldn't expect corruption issues here, in spite of the question of 
whether *performance* sucks because you're imposing another network round 
trip (minimum) in an already-network protocol