Timeout exceeded while waiting for an indexSearcher

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Pablo

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Jun 7, 2010, 5:28:24 PM6/7/10
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Hello people,
Any idea about what could have happened here?

Hounder seems to be very busy and slow.

I have tryed with a new index, but nothing. This is the exception
stack in the log:

com.flaptor.hounder.searcher.SearchTimeoutException: timeout exceeded
while waiting for an indexSearcher
com.flaptor.hounder.searcher.ReloadableIndexHandler
$IndexRepository.getIndexSearcher
com.flaptor.hounder.searcher.ReloadableIndexHandler.search(ReloadableIndexHandler.java:
179)
com.flaptor.hounder.searcher.Searcher.searchImpl(Searcher.java:130)
com.flaptor.hounder.searcher.Searcher.search(Searcher.java:95)
com.flaptor.hounder.searcher.SnippetSearcher.search(SnippetSearcher.java:
190)
com.flaptor.hounder.searcher.TrafficLimitingSearcher.search(TrafficLimitingSearcher.java:
134)
com.flaptor.hounder.searcher.QueriesInProgressSearcher.search(QueriesInProgressSearcher.java:
74)
com.flaptor.hounder.searcher.QueryParams.executeInSearcher(QueryParams.java:
77)
com.flaptor.hounder.searcher.CacheSearcher.search(CacheSearcher.java:
67)
com.flaptor.hounder.searcher.StatisticSearcher.search(StatisticSearcher.java:
46)
com.flaptor.hounder.searcher.CompositeSearcher.search(CompositeSearcher.java:
134)
com.flaptor.hounder.searcher.MultipleRpcSearcher.search(MultipleRpcSearcher.java:
123)
com.flaptor.clon.hounder.HounderBase.doSearch(HounderBase.java:472)

Alejandro Jorge Pérez

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Jun 11, 2010, 11:01:08 AM6/11/10
to hou...@googlegroups.com
Did you try with a much smaller index? Start with a blank index, test performance, and then grow it slowly until you start seeing this errors (under a steady, synthetic search load).

This will give you a good indication of whether the search load is too high for the particular configuration or not. Then you can start digging about the causes of this slowness, maybe it's hardware, but it can also be misconfiguration of hounder or the jvm.


Spike.


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Alejandro Jorge Pérez

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Jun 11, 2010, 1:21:21 PM6/11/10
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In addition to the other tests, it's also interesting to know if the problems is solved momentary by:
- restarting the jvm.
- issuing hounder/lucene an optimize command.

On Mon, Jun 7, 2010 at 6:28 PM, Pablo <pablo...@gmail.com> wrote:
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