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try turning off AWL -- if the usage goes down, it's either
a massive AWL file or a bug in DB_File on solaris...
- --j.
Matthew Newton writes:
> Hello
>
> On Wed, Dec 08, 2004 at 12:42:02PM -0800, Justin Mason wrote:
> > > I have three Sun Fire servers running Solaris 9 and SpamAssassin 3.0.1.
> > > SpamAssassin memory usage seems grow a lot. The machines have 2Gb RAM
> > > each, and I have an hourly cron job that restarts SpamAssassin if more
> > > than 1.5Gb memory is used (if the machine starts swapping, performance
> > > goes through the floor).
> > >
> > > So, the questions are a) Does SpamAssassin normally use a this much
> > > memory? b) If so, how much can I expect it to use? c) If not, does
> > > anyone know of any bugs in perl (5.8.0) or Solaris that could cause this
> > > and finally d) is restarting SpamAssassin an acceptable thing to do to
> > > stop it swapping?
> > >
> > > The machines each process around 80000 mails/day and we have something
> > > like 25000 users.
> >
> > how many children are running? does the memory usage rise, or is it
> > constant from startup? are there patterns in RAM usage? are you
> > using external rulesets, razor, pyzor, dcc, etc.?
>
> It is set up to use 16 children ("-m 16"). The memory usage does rise
> gradually over time. This afternoon it was taking one hour for the
> system memory usage (output from "swap -s") to go from 120M (just after
> SA had been started) to over 1.4G. This evening it has taken slightly
> longer. I'm in the process of extracting stats from the mail machines,
> so hopefully I'll be able to get a rough idea of the amount of mail
> flowing during these periods, and see if it ties up in some way.
>
> The only "external" stuff I'm using is SURBL. Auto whitelists is turned
> on, too. Bayesian is off, as are razor/pyzor/dcc. I want to turn on some
> of these extra services sometime (looking at the possibility of running
> a DCC server), but none in use yet.
>
> I could turn the cron job off on one machine out of three and see how
> much memory it uses, if that's useful. The machines are configured to
> give them around 5Gb memory including swap, but I couldn't do this on
> all machines because of the perfomance hit of using swap.
>
> Thanks!
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