Cyrus Server Migration

[Andrew Brink]

Perhaps you could tell me more about the linux stabilization patches?

> -----Original Message-----
> From: Henrique de Moraes Holschuh [mailto:hmh at debian.org] 
> Sent: Thursday, September 04, 2003 12:13 PM
> To: Andrew Brink
> Cc: Cyrus Info list
> Subject: Re: Cyrus Server Migration
> 
> 
> On Thu, 04 Sep 2003, Andrew Brink wrote:
> > 1.  ext2 or ext3, we are also considering a cluster 
> solution using a 
> > shared File system (GFS) Any experiences with these?
> 
> You're using Linux, then.  Definately go with xfs or 
> reiserfs.  xfs is probably better for large sites, it is 
> extremely fast and reliable especially if you tell it that 
> yes, it can hog a lot of memory.  Even in its standard 
> settings, it is much faster than ext3.
> 
> You really, really should apply the linux stabilization 
> patches in Cyrus. Solaris doesn't appear to need them, but if 
> you experienced hangs, you are a top candidate to apply the patches.
> 
> The debian packaged version has them all. I believe most 
> high-quality RPMs of Cyrus do as well (I am sure the Cyrus 
> RPM maintainer(s) will reply to you as well).  If you want to 
> apply them by hand, be my guest. They are scattered in CMU Bugzilla...
> 
> > 2.  db3 or db4?  The previous server we have has some of the famous 
> > locker problems and other db4 problems (we believe).  Rob, 
> maybe you 
> > can bless the "official" db version to use. I am fine using db4, 
> > provided that people are successfully using it in production.
> 
> Well, in my experience, db4 gives you nothing over (a very 
> well patched and
> stabilized) db3.2.  So, I will continue to ship cyrus linked 
> against Debian's db3.2 for a while more.  So far, I have had 
> exactly zero problems with db 3.2.9 in Debian...
> 
> -- 
>   "One disk to rule them all, One disk to find them. One disk to bring
>   them all and in the darkness grind them. In the Land of Redmond
>   where the shadows lie." -- The Silicon Valley Tarot
>   Henrique Holschuh
>