Re: RAM for Dom0

["Steven M. Bellovin" <smb%cs.columbia.edu@localhost>]

On Mon, 08 Jun 2009 19:40:32 +0200
Marcin Jessa <lists%yazzy.org@localhost> wrote:

> Gerald skrev:
> >> Hi,
> >> can anyone here tell me from experience how much RAM one should
> >> leave to Dom0 to be able to do the usual maintenance without
> >> having to reconfigure the XEN domains and rebooting? I have 2GB in
> >> my server and was thinking about leaving about 384MB to the Dom0.
> >> Is that enough? Or should it be 512MB at least? Is anyone running
> >> a setup with 384MB or less for the Dom0?
> >>
> >> Cheers,
> >> Christian
> > 
> > I usually leave 256MB to dom0 and it seems sufficient for the usual 
> > maintenance.
> 
> Mine has totally 2GB and I assigned 64MB to the Dom0.

I use 128MB -- I build all of my packages in a domU and just do binary
installs on the dom0.

> It was running 
> fine with 3 RaidFrame sets, sshd and dhcpd.
> I increased it to 256MB to be able to run samba, httpd, dhcpd, sshd, 
> openvpn, NIS, ftpd, mediatomb and socksd  :)
> 
I run most of that in my domUs...


                --Steve Bellovin, http://www.cs.columbia.edu/~smb