Amanda-Users

Re: Performance tweaking?

2004-04-27 15:09:11
Subject: Re: Performance tweaking?
From: Eric Siegerman <erics AT telepres DOT com>
To: amanda-users AT amanda DOT org
Date: Tue, 27 Apr 2004 15:05:13 -0400
On Tue, Apr 27, 2004 at 02:00:18PM -0400, Joshua Baker-LePain wrote:
> That your Run Time > Dump Time indicates that either you have a very low 
> number of clients and/or not enough holding space.

Or maxdumps or inparallel is set too low, or there are
network-bandwidth constraints (either real ones, i.e. the network
is in fact saturated, or artificial ones due to less-than-optimal
settings in amanda.conf).

> In either case, you're 
> not getting much benefit from amanda's parallelism.

Agreed.  "amstatus" can be useful for sleuthing this, especially
the "n dumpers busy" stats down at the bottom of its output.

--

|  | /\
|-_|/  >   Eric Siegerman, Toronto, Ont.        erics AT telepres DOT com
|  |  /
It must be said that they would have sounded better if the singer
wouldn't throw his fellow band members to the ground and toss the
drum kit around during songs.
        - Patrick Lenneau

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