Messages in this thread | | | Subject | Re: [PATCH 1/8] Scaling msgmni to the amount of lowmem | From | Matt Helsley <> | Date | Wed, 07 May 2008 11:12:07 -0700 |
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On Wed, 2008-05-07 at 08:17 -0500, Serge E. Hallyn wrote: > Quoting Nadia Derbey (Nadia.Derbey@bull.net): > > Serge E. Hallyn wrote: > >> Quoting Luck, Tony (tony.luck@intel.com): > >>>> Well, this printk had been suggested by somebody (sorry I don't remember > >>>> who) when I first submitted the patch. Actually I think it might be > >>>> useful for a sysadmin to be aware of a change in the msgmni value: we > >>>> have the message not only at boot time, but also each time msgmni is > >>>> recomputed because of a change in the amount of memory. > >>> > >>> If the message is directed at the system administrator, then it would > >>> be nice if there were some more meaningful way to show the namespace > >>> that is affected than just printing the hex address of the kernel > >>> structure. > >>> > >>> As the sysadmin for my test systems, printing the hex address is mildly > >>> annoying ... I now have to add a new case to my scripts that look at > >>> dmesg output for unusual activity. > >>> > >>> Is there some better "name for a namespace" than the address? Perhaps > >>> the process id of the process that instantiated the namespace??? > >> I agree with Tony here. Aside from the nuisance it is to see that > >> message on console every time I unshare a namespace, a printk doesn't > >> seem like the right way to output the info. > > > > But you agree that this is happening only because you're doing tests > > related to namespaces, right? > > Yup :) > > > I don't think that in a "standard" configuration this will happen very > > frequently, but may be I'm wrong. > > > >> At most I'd say an audit > >> message. > > > That's a good idea. Thanks, Serge. I'll do that.
I'm not familiar with kernel policies regarding audit messages. Are audit messages treated anything like kernel interfaces when it comes to removing/changing them?
Cheers, -Matt Helsley
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