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From Michael McCandless <>
Subject Re: SMB2 cache
Date Thu, 13 Aug 2009 21:26:56 GMT
On Thu, Aug 13, 2009 at 5:02 PM, Shai Erera<> wrote:
> What about doing a read-backwards as well? I.e., if read ahead fails, try to
> read backwards --> we must be able to read any segment, no?

How would that help?

Ie, IndexWriter only writes "forwards".  So if a filesystem cache is
stale, it must be the case that the "truth" lies forwards?  Ie a cache
would never lie, saying the segmetns_N file was bigger than it really


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