but what did you do there in that method?
nothing? you dont cache anything anymore?

On Wed, May 14, 2008 at 10:29 AM, Quan Zhou <[EMAIL PROTECTED]> wrote:

> Hello everyone.
>
> I override Localizer.putIntoCache method. and it really reduce the
> heapsize
> usage of Localizer.
>
> The application is more stable now although the key remains large.
>
> Hope we can find a way to shorter the key length.
>
> thanks everyone.
>
> 2008/5/13 Eirik Rude <[EMAIL PROTECTED]>:
>
> >
> > A soft reference is very common for this type of thing.  I know some of
> > ICU's
> > resources are stored this way.
> >
> >
> >
> > Jonathan Locke wrote:
> > >
> > >
> > > maybe localizer should limit its size or use a soft reference cache?
> > >
> > >
> > > Johan Compagner wrote:
> > >>
> > >> Can you really see what it holds?
> > >> Almost 2G in memory in localizer is extreme... Thats really a lot of
> > >> strings..
> > >> You could try to read that dump with yourkit if your current one
> > >> doesnt show enough.
> > >>
> > >> On 5/9/08, Quan Zhou <[EMAIL PROTECTED]> wrote:
> > >>> Hello everyone.
> > >>>
> > >>> I recently develop my App use Wicket1.3.3. It's my first time to use
> > >>> this
> > >>> framework and I feel it's really really a perfect framework for me.
> > >>> My app support both Simplified Chinese , Traditional Chinese, I
> > >>> implement
> > >>> this with Wicket i18n feature.
> > >>> With the load increasing these days, I found my app would become
> very
> > >>> lag
> > >>> abount every 24 hours ,so that i would only restart it
> > >>> without any choice.
> > >>> when I found the lag, My log records many Exceptions like :
> > >>> "after 1 minute the Pagemap null is still locked by:
> > >>> Thread[http-8080-321,5,main], giving
> > >>> up trying to get the page for path xxx"
> > >>>
> > >>> I check the JVM status with jstat -gc , It tells that the Heapsize
> is
> > >>> full
> > >>> even after full GC.
> > >>> My VM paraemter is "-Xms2000m -Xmx2000m -XX:MaxNewSize=250m
> > >>> -XX:MaxPermSize=250m"
> > >>> My deploy server has 2*CPU and 4G memory, Redhat AS4 OS + tomcat
> 6.0.
> > >>> There're 2000 sessions on the day while the timeout threshold is 15
> > >>> minutes.
> > >>> So i dump the whole heapsize with the command " jmap
> > >>> -dump:live,format=b,file=3.dump.hprof processid"
> > >>> and i truely get a 2G size dump files. I use SAP Memory Analyer to
> see
> > >>> what're stored in HeapMemory.
> > >>> and I found a strange number of Retained Heap usage:
> > >>> Classname
> > >>>                              ShallowHeap
> RetainHeap
> > >>>                           RetainedHeap%
> > >>> [EMAIL PROTECTED]
> > >>>                             16
> > >>> 1,755,070,352                            87.64%
> > >>>  [EMAIL PROTECTED]
> > >>> 48                     1,755,070,336
>  87.69%
> > >>>   [EMAIL PROTECTED]
> > >>>          33,554,448
> > >>>                      1,755,069,632                       87.69%
> > >>>    -  [EMAIL PROTECTED]
> > ...
> > >>>        24                                   3928
> > >>>         0.00%
> > >>>    -  [EMAIL PROTECTED]
> > ...
> > >>>        24                                   3928
> > >>>         0.00%
> > >>>    -  [EMAIL PROTECTED]
> > ...
> > >>>        24                                   3928
> > >>>         0.00%
> > >>>    -  [EMAIL PROTECTED]
> > ...
> > >>>        24                                   3928
> > >>>         0.00%
> > >>>    -  [EMAIL PROTECTED]
> > ...
> > >>>        24                                   3928
> > >>>         0.00%
> > >>>    -  [EMAIL PROTECTED]
> > ...
> > >>>        24                                   3928
> > >>>         0.00%
> > >>>   + 2,863,659 more...
> > >>>
> > >>> Is that means that the Localizer Object used most of the heap size?
> > >>> or Is this number normal for Wicket App?
> > >>>
> > >>> I wonder whether I forget to release the memory by my mis-using of
> > i18n
> > >>> feature?
> > >>> Is there any attentions I must pay to when dealing with Localizer?
> > >>>
> > >>> This problem annoys me more the 2 weeks. I really need some help.
> > Thanks
> > >>> .
> > >>>
> > >>
> > >> ---------------------------------------------------------------------
> > >> To unsubscribe, e-mail: [EMAIL PROTECTED]
> > >> For additional commands, e-mail: [EMAIL PROTECTED]
> > >>
> > >>
> > >>
> > >
> > >
> >
> > --
> > View this message in context:
> >
> http://www.nabble.com/Why-Localizer-Retained-so-many-heapsize--tp17142582p17199950.html
> > Sent from the Wicket - User mailing list archive at Nabble.com.
> >
> >
> > ---------------------------------------------------------------------
> > To unsubscribe, e-mail: [EMAIL PROTECTED]
> > For additional commands, e-mail: [EMAIL PROTECTED]
> >
> >
>

Reply via email to