[Dextrose] [Sugar-devel] Datastore index corruption!

James Cameron quozl at laptop.org
Thu Jul 29 05:15:25 EDT 2010


On Thu, Jul 29, 2010 at 03:53:56AM -0400, Bernie Innocenti wrote:
> On Thu, 2010-07-29 at 17:26 +1000, James Cameron wrote:
> > How harmless is it?  If quite harmless, why can't it be included in the
> > startup of the datastore?
> 
> Reindexing takes time proportional to the number of objects in the
> datastore.
> 
> With a full journal, it can take 30-60 seconds on an XO-1.

Does this block other activity, or can it be done without impact to user
operations on the journal?

This 30-60 seconds; how much of that is CPU time, and how much is I/O
wait?

-- 
James Cameron
http://quozl.linux.org.au/


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