[OpenAFS] achieving "balance"?
Thu, 12 Oct 2006 12:57:28 -0400
On Thu, 2006-10-12 at 11:48 -0500, Robert Banz wrote:
> On Oct 12, 2006, at 11:35, Russ Allbery wrote:
> > Derrick J Brashear <email@example.com> writes:
> >> The tool that Russ Allbery distributes is almost certainly more
> >> actively
> >> maintained.
> > The problem with it, though, is that you have to have a CPLEX/AMPL
> > license
> > to use it.
> I've been doing some things that collect volume statistics nightly
> (vnode usage, size, etc) and stores them in a SQL table, and I
> periodically run a perl script that does volume moves of user home
> volumes based on size & usage in an attempt to balance out capacity
> and IO load amongst a collection of servers.
> I'll see about posting the perl script that does this (it's not
> actually that pretty) to the list next week if anyone is interested.
I'd be interested in seeing it if only for what stats you're grabbing
and what I could do with them for our own trending.