RAID 1 Mismatches

[Rick Wagner]

On Tuesday 29 December 2009 10:17:32 pm Raman Gupta wrote:
> On 12/29/2009 03:18 PM, Rick Wagner wrote:
> > On Tuesday 29 December 2009 06:27:27 am Michael Cronenworth wrote:
> > Other replies also imply that this is common if you have swap or mmaped
> > files on the MD.  swap is on separate partitions, but I suppose the
> > system or service may have some mmaped files (this is the root
> > partition).
> 
> I believe this will list the open memory-mapped files on your root
> partition:
> 
> lsof -d mem -a +f -- /
> 
> Out of the resulting list you can probably eliminate libraries that
> are being read but not written to. If /var is on your root filesystem,
> then there will probably be a bunch of mmap'ed stuff in the various
> directories inside /var.
> 
> Cheers,
> Raman
> 

Indeed, /var is on this volume, and lsof shows quite a number of mmaped files 
in /var/cache and /var/tmp.  Thank you all for your help on this, I will relax 
now.

	--rick