[Pkg-xen-devel] Proposal for Xen HVM example configuration

Jaakko Heusala jheusala at sendanor.fi
Thu Jan 3 14:06:37 UTC 2008


Hi,

I did accidentally discover a quite useful feature in the Xen HVM 
configuration file. I here by suggest it to be added in the example file 
located at </usr/share/doc/xen-utils-common/examples/xmexample.hvm.gz>.

It seems that you can configure Xen 3.1's Credit-Based CPU Scheduler by 
adding settings cpu_weight=128 and cpu_cap=20 in the configuration file 
itself. Though I haven't located any references to this feature from 
Xen's documentation or anywhere at the internet.

More information about the Xen Credit Scheduler at 
<http://wiki.xensource.com/xenwiki/CreditScheduler>.

PS: I discovered this when I was testing `xm list --long' and there was 
cpu_weight and cpu_cap settings.

-- 
Jaakko Heusala
Sendanor

Email: jheusala at sendanor.fi
GSM:   +358 40 7099704
Fax:   +358 8 5555477
WWW:   http://www.sendanor.fi/



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