Re: ClassCastException and Server Crash when using MruCacheStorage

No stack trace? /-:


Tuesday, March 22, 2011, 5:25:11 PM, Ram Palagummi wrote:

> Hi Attila,
>
> Please see below the error messages. It seems evident that the
> error is caused due to MruCacheStorage access for a template. Please
> let me know if there is anything I can provide to help you. 
>
> After getting these message for a while, we are forced to restart the servers.
>
> 2011-03-19 00:31:22,135 ERROR
> com.emc.oneemc.web.view.EMCFreemarkerView - method: renderMergedTemplateModel
> message: ERROR while processing freemarker template:
> java.lang.ClassCastException:
> freemarker.cache.MruCacheStorage$MruReference
> 2011-03-19 00:31:23,300 ERROR
> com.emc.oneemc.web.view.EMCFreemarkerView - method: renderMergedTemplateModel
> message: ERROR while processing freemarker template:
> java.lang.ClassCastException:
> freemarker.cache.MruCacheStorage$MruReference
> 2011-03-19 00:31:24,943 ERROR
> com.emc.oneemc.web.view.EMCFreemarkerView - method: renderMergedTemplateModel
> message: ERROR while processing freemarker template:
> java.lang.ClassCastException:
> freemarker.cache.MruCacheStorage$MruReference
> 2011-03-19 00:31:25,623 ERROR
> com.emc.oneemc.web.filter.URLProcessingFilter - method: getLocaleForDomain()
> message: Locale not exist for domain
> :www.informationwatch.net....... Setting to US locale
> 2011-03-19 00:31:25,639 ERROR
> com.emc.oneemc.web.view.EMCFreemarkerView - method: renderMergedTemplateModel
> message: ERROR while processing freemarker template:
> java.lang.ClassCastException:
> freemarker.cache.MruCacheStorage$MruReference
> 2011-03-19 00:31:26,244 ERROR
> com.emc.oneemc.web.view.EMCFreemarkerView - method: renderMergedTemplateModel
> message: ERROR while processing freemarker template:
> java.lang.ClassCastException:
> freemarker.cache.MruCacheStorage$MruReference
> 2011-03-19 00:31:26,759 ERROR
> com.emc.oneemc.web.view.EMCFreemarkerView - method: renderMergedTemplateModel
> message: ERROR while processing freemarker template:
> java.lang.ClassCastException:
> freemarker.cache.MruCacheStorage$MruReference
> 2011-03-19 00:31:26,814 ERROR
> com.emc.oneemc.web.view.EMCFreemarkerView - method: renderMergedTemplateModel
> message: ERROR while processing freemarker template:
> java.lang.ClassCastException:
> freemarker.cache.MruCacheStorage$MruReference
> 2011-03-19 00:31:26,954 ERROR
> com.emc.oneemc.web.view.EMCFreemarkerView - method: renderMergedTemplateModel
> message: ERROR while processing freemarker template:
> java.lang.ClassCastException:
> freemarker.cache.MruCacheStorage$MruReference
> <Mar 19, 2011 12:31:27 AM EDT> <Alert> <WebLogicServer>
> <BEA-000396> <Server shutdown has been requested by weblogic> 
> <Mar 19, 2011 12:31:27 AM EDT> <Notice> <WebLogicServer>
> <BEA-000365> <Server state changed to FORCE_SUSPENDING> 
> <Mar 19, 2011 12:31:28 AM EDT> <Notice> <WebLogicServer>
> <BEA-000365> <Server state changed to ADMIN> 
> <Mar 19, 2011 12:31:28 AM EDT> <Notice> <WebLogicServer>
> <BEA-000365> <Server state changed to FORCE_SHUTTING_DOWN> 
> <Mar 19, 2011 12:31:28 AM EDT> <Notice> <Server> <BEA-002607>
> <Channel "Default" listening on 128.221.59.51:7012 was shutdown.> 
> <Mar 19, 2011 12:31:28 AM EDT> <Notice> <Server> <BEA-002607>
> <Channel "Default[1]" listening on 127.0.0.1:7012 was shutdown.> 
>
>
> Thanks
> Ram
>
> From: Attila Szegedi <[email protected]>
> To: FreeMarker-user <[email protected]>
> Cc: Ram Palagummi <[email protected]>
> Sent: Mon, March 21, 2011 2:33:19 PM
> Subject: Re: [FreeMarker-user] ClassCastException and Server Crash when using MruCacheStorage
>
> Can you capture a full stack trace? 
>
> On Mar 21, 2011, at 11:32 AM, Ram Palagummi wrote:
>
> Hi,
>
> I am an architect from EMC corporation and we have been using
> FreeMarker for rendering our emc.com and few other application web
> pages. We deployed new EMC.com towards the end of 2007 and the
> FreeMarker version we went live with is 2.3.10.
>
> We have been noticing that anytime  MruCacheStorage (strong = 0 and
> soft=500 or any other settings) is turned on for template caching,
> we are getting the following error and the servers have to be
> bounced in order to fix the problem. 
>
> ERROR while processing freemarker
> template:java.lang.CLassCastException :
> freemarker.cache.MruCacheStorage$MruReference.
>
> Additionally, we are seeing the intermittent 404 issues when
> freemarker is trying to load template from its cache causing panic within our user community.
>
> Its critical that we resolve this issue right away. Please let us
> know if this is a known issue and has a fix. 
>
> Thanks
> Solution Architect 
> EMC Corporation

-- 
Best regards,
 Daniel Dekany


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