Re: [Xen-devel] Re: Error reporting capabilities for libxc

[John Levon <levon@xxxxxxxxxxxxxxxxx>]

On Mon, Oct 23, 2006 at 04:38:54PM -0500, Anthony Liguori wrote:

> stdout from libxenctrl gets redirected to the Xend logs.  You could 
> write this sort of info to the logs.

We already have enough problems with stuff disappearing into the logs
and having to look through it carefully to find the actual problem :(

> I don't know of many users that will be able to make sense out of the 
> following lines.  How many users know what an "ELF architecture" is that 
> wouldn't be capable of looking in log file?

The messages could use some loving certainly.

> If a user passes an invalid kernel line in the config, I think an 
> appropriate error would be "Kernel <filename> is not a valid Xen kernel."

Throwing away information on the error never seems like a good idea,
especially when you consider, say, the Xen API. Logs are particular
awkward when you're remotely managing a machine via a VM console. Even
finding the right host machine could be frustrating enough.

regards
john

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