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From Michael McCandless <luc...@mikemccandless.com>
Subject Re: Garbage Collection performance on 2.9.2
Date Thu, 25 Mar 2010 19:26:29 GMT
How do you reopen your searchers after indexing?

Do you keep a single IW open for all time?

Mike

On Thu, Mar 25, 2010 at 3:11 PM, Siraj Haider <siraj@jobdiva.com> wrote:
> Indexing happen with frequent intervals on our indexes, but I think
> searching is the cause of the issue, because as soon as the indexes are hit
> with a lot of searches, the gc cycles become more frequent.
>
> -siraj
>
> On 3/24/2010 5:19 PM, Michael McCandless wrote:
>>
>> Is this during indexing or searching?
>>
>> Mike
>>
>> On Wed, Mar 24, 2010 at 3:45 PM, Grant Ingersoll<gsingers@apache.org>
>>  wrote:
>>
>>>
>>> On Mar 24, 2010, at 2:13 PM, Siraj Haider wrote:
>>>
>>>
>>>>
>>>> We upgraded to 2.9.2 from 2.3.2 and the garbage collection performance
>>>> deteriorated drastically.  The system is going to Full GC cycles with long
>>>> pauses very frequently.  Did something got changed that we need to account
>>>> for?
>>>>
>>>
>>> Yes, quite a bit has changed under the hood between those two versions.
>>>  CHANGES.txt is probably the best place to start.  Otherwise, more info is
>>> needed to figure out what is going on.
>>>
>>>
>>>>
>>>> thanks in advance
>>>> -siraj
>>>>
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>>>>
>>>>
>>>
>>> --------------------------
>>> Grant Ingersoll
>>> http://www.lucidimagination.com/
>>>
>>> Search the Lucene ecosystem using Solr/Lucene:
>>> http://www.lucidimagination.com/search
>>>
>>>
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>>>
>>>
>>>
>>
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>>
>>
>
>
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>
>

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