Amanda-Users

Re: very slow amcheck

2009-09-24 10:54:48
Subject: Re: very slow amcheck
From: stan <stanb AT panix DOT com>
To: "Dustin J. Mitchell" <dustin AT zmanda DOT com>
Date: Thu, 24 Sep 2009 10:44:52 -0400
On Thu, Sep 24, 2009 at 09:35:18AM -0400, Dustin J. Mitchell wrote:
> On Wed, Sep 23, 2009 at 9:19 AM, stan <stanb AT panix DOT com> wrote:
> > We are in the process of making a number of significant changes to our
> > internal network. At the moment, an amcheck on 52 machines, which
> > ultimately reports no problems, is taking over 6 minutes. Historically,
> > when no machines were down etc, this took less than 1 minute.
> >
> > How can I troubleshoot what is causing this slowness?
> 
> Not to be coy, but I would guess that it's the significant changes
> you're making to your network!
> 
> If I recall, you're using UDP-based auth, so perhaps these network
> changes are causing packet loss and retransmission?

That's sort of the point. I need to be able to docment the brain damage
that is being done to the network :-)

WE are largely BSDTCP auth at this poit, as UPD stoped working a couple of
months agao.
-- 
One of the main causes of the fall of the roman empire was that, lacking
zero, they had no way to indicate successful termination of their C
programs.

<Prev in Thread] Current Thread [Next in Thread>