Hi Paul,
On Jul 20, 2011, at 9:33 PM, Paul Libbrecht wrote:
> Not many answers down here.
>
> Let me ask a simpler question: is ehcache used per default?
> I seem to see a bit more about oscache... is this one rather used?
> Are both used?
We're only using jbosscache. ehcache has never been used AFAIK, the other
implementation that we have but that we're no longer using is oscache.
Thanks
-Vincent
>
> thanks in advance
>
> Paul
>
>
> Le 1 mai 2011 à 22:06, Paul Libbrecht a écrit :
>
>> Hello XWiki-devs,
>>
>> maybe this forum is better than curriki-dev.
>>
>> In short: how can I boost the size of the cache of objects held by
>> hibernate?
>>
>> thanks in advance
>>
>> paul
>>
>>
>>> as you know curriki.org is somewhat of a fat server serving really many
>>> requests.
>>>
>>> One symptom we are seeing on the production machine only, almost, is:
>>> xwiki.getPlugin("curriki").fetchUserGroups().
>>> that sometimes takes more than 1 minute and sometimes much less, all for
>>> the same user.
>>> On the development machine it takes time with users with a lot of groups
>>> only when the hibernate cache is flushed.
>>>
>>> My interpretation is that this method is fetching the group and probably a
>>> lot more. My answer would be to go low-level.
>>>
>>> But another answer would be to ensure that the hibernate cache is big
>>> enough so that all these stay in memory. Making this possible would also
>>> speed up a huge amount of other things.
>>>
>>> Are we talking of the file ehcache.xml's attribute:
>>> maxElementsInMemory="10000"
>>> ?
>>> I sure could raise this by a factor 10 if true.
>>>
>>> thanks in advance
>>>
>>> paul
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