[jbosscache-dev] Issue with FileCacheLoader with EJB3 SFSB Cache

Manik Surtani manik at jboss.org
Wed Apr 4 09:20:19 EDT 2007


+1.  I'd prefer it over the FCL anyway.

On 4 Apr 2007, at 03:56, Brian Stansberry wrote:

> The stress testing Philip Thurmond's been doing on ejb3 clustering  
> has surfaced an issue with FileCacheLoader (see http:// 
> jira.jboss.com/jira/browse/EJBTHREE-937).  Basically we're hitting  
> file system limits on the number of directories.
>
> I can fix the issue by making a simple change to the structure of  
> cached data.  There would be a performance hit from that (probably  
> not large). But, since we recommend not using FileCacheLoader  
> anyway, I was planning to work on getting away from FileCacheLoader  
> anyway for AS 5; this issue tempts me to do it now.
>
> What do people think about using JdbmCacheLoader instead of  
> FileCacheLoader?  It's been part of JBC for nearly a year now, and  
> I'm not aware of any problems with it. Elias, I'd particularly like  
> your opinion on this, as you obviously know the most about  
> JdbmCacheLoader and probably know the most about JDBM.
>
> QE's doing intensive stress testing of 4.2, so if we switch  
> JdbmCacheLoader will be put through its paces.
>
> -- 
> Brian Stansberry
> Lead, AS Clustering
> JBoss, a division of Red Hat
> brian.stansberry at redhat.com
>
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> jbosscache-dev at lists.jboss.org
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--
Manik Surtani

Lead, JBoss Cache
JBoss, a division of Red Hat

Email: manik at jboss.org
Telephone: +44 7786 702 706
MSN: manik at surtani.org
Yahoo/AIM/Skype: maniksurtani






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