WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-devel

Re: [Xen-devel] [patch 3/5] xen: xm/create mac selection

On Mon, Jan 31, 2005 at 11:36:16PM -0000, Ian Pratt wrote:
> Your patch certainly helps by rejecting duplicates, but I'd also like to
> see the algorithm used to generate the MACs changed too.
> 
> We currently seed the random number generator with random.seed() which I
> suspect seeds it with the system time in seconds. At the very least, we
> should use something more fine grained to avoid other domains started in
> quick succession getting the same MACs.
> 
> A better approach might be to seed it with a hash of the config file
> plus any parameters passed into it (e.g. vmid), plus the vif number.
> 
> Would you mind knocking something up?

Sure, i'd be happy to. If nothing comes up i'll try and have something
posted sometime tomorrow.


J

-- 
Jody Belka
knew (at) pimb (dot) org


-------------------------------------------------------
This SF.Net email is sponsored by: IntelliVIEW -- Interactive Reporting
Tool for open source databases. Create drag-&-drop reports. Save time
by over 75%! Publish reports on the web. Export to DOC, XLS, RTF, etc.
Download a FREE copy at http://www.intelliview.com/go/osdn_nl
_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxxxx
https://lists.sourceforge.net/lists/listinfo/xen-devel

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