For Lucene, everything (adds & deletes) done after the last successful
commit, is lost on crash/power loss/etc.

Mike

On Wed, Jan 13, 2010 at 2:16 PM, jchang <jchangkihat...@gmail.com> wrote:
>
>
> Actually, unless IW.commit is called, all changes after the last
> commit will be lost (because the segment infos file will not have been
> written).
>
> On Tue, Jan 12, 2010 at 3:37 PM, Jason Rutherglen
> <jason.rutherg...@gmail.com> wrote:
>> Greetin's John,
>>
>> 2.9 and 3.0 don't use a RAMDir... Deletes are held in RAM however so
>> on power off, those would be lost.
>
> I'm confused; at first you said that on power off only deletes are lost, but
> the later posting said unless "IW.commit is called, all changes after the
> last commit will be lost."  So, do I lose only deletes, or also writes and
> updates in a crash?  BTW, I'm using straight Lucene (or actually Lucene +
> Compass), not Zoie at the moment.  For some of the responses, I'm not clear
> if the information applies to Zoie specifically, or also to straight Lucene.
> --
> View this message in context: 
> http://old.nabble.com/Lucene-2.9.0-Near-Real-Time-Indexing-and-Service-Crashes-restarts-tp27136539p27148834.html
> Sent from the Lucene - Java Developer mailing list archive at Nabble.com.
>
>
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