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From Michael McCandless <luc...@mikemccandless.com>
Subject Re: Lucene 3.0.3 Release Date
Date Fri, 29 Oct 2010 18:48:08 GMT
OK I agree we should try to fix this.

I think we can fix it less invasively, based on Shai's original idea.

I'll take it.

Mike

On Fri, Oct 29, 2010 at 2:36 PM, Tim Smith <tsmith@attivio.com> wrote:
>  the situation where i saw this was effectively committing after every
> document update (i know, not good practice, but it is what it is)
> also, i hold onto the same IW for the life of the vm (i've always found
> closing and reopening IW's while feeding to be very messy and result in
> issues, especially if disk space is low, etc)
> within the span of a day or less, memory would grow to a very noticeable
> size just due to the synch hash map
>
> i've been using the lucene-2328 patch on lucene 3.0.2 for some time now with
> no issue
> obviously, i would like to back out my custom overlays (and not have to port
> them to 3.0.3)
>
>  -- Tim
>
> On 10/29/2010 01:35 PM, Michael McCandless wrote:
>>
>> On Fri, Oct 29, 2010 at 9:01 AM, Tim Smith<tsmith@attivio.com>  wrote:
>>>
>>>  I suggest backporting lucene-2328 as well
>>>
>>> the memory leak grows based on the number of commits
>>> if you are doing extremely frequent commits, the memory leak becomes a
>>> sizable loss that cannot be reclaimed without restarting and may require
>>> restarting the vm on a daily basis
>>
>> Closing&  opening a new IW also reclaims the memory?
>>
>> How frequently do you commit?
>>
>> Mike
>>
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