[CentOS] how to optimize CentOS XEN dom0?
Ross Walker
rswwalker at gmail.comFri Feb 25 14:47:10 UTC 2011
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On Feb 25, 2011, at 9:28 AM, Rudi Ahlers <Rudi at SoftDux.com> wrote: > On Fri, Feb 25, 2011 at 4:21 PM, Ross Walker <rswwalker at gmail.com> wrote: > > >> >> It seems dom0's memory got under pressure from the other domUs. >> >> Make sure to set an absolute minimum of memory for dom0 in xend.conf or using the boot option (forgot what it is). I always made it to the OS min of 256MB, but if you are doing more in dom0 you'd want more. >> >> On a side, I might run all management apps in a VM and manage dom0 from that domU. >> >> >> -Ross >> >> _______________________________________________ > > > I already set dom0 to 512MB, but it seems it might not be enough. I > was hoping I could optimize it a bit more though Try setting the max as well, then it's memory allocation is fixed, say 512/512. Then the only memory pressure is between apps in dom0. -Ross
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