Re: DataCache Performance Issues

2014-02-21 Thread Jeff Oh
Rick I consumed your changes as a patch to OpenJPA 2.3.0 and can confirm that they resolved my performance issues. Thanks for your help! Cheers, Jeff On 2/19/2014, 4:39 PM, "Rick Curtis" wrote: >Jeff - > >I recommitted the changes for OPENJPA-2285 to trunk. Please give them a >try >and let

Re: DataCache Performance Issues

2014-02-19 Thread Rick Curtis
Jeff - I recommitted the changes for OPENJPA-2285 to trunk. Please give them a try and let me know how it goes. Thanks, Rick On Mon, Feb 17, 2014 at 10:35 AM, Jeff Oh wrote: > Rick - that would be fantastic. > > Thanks for your help! > > > Jeff > > On 2/15/2014, 5:32 AM, "Rick Curtis" wrote:

Re: DataCache Performance Issues

2014-02-17 Thread Jeff Oh
Rick - that would be fantastic. Thanks for your help! Jeff On 2/15/2014, 5:32 AM, "Rick Curtis" wrote: >Jeff - > >I'll recommit the changes in OPENJPA-2285 back to trunk on Monday. Will >those changes be sufficient for your scenarios? > >Thanks, >Rick Jeff Oh, Sr. Software Engineer Phone:

Re: DataCache Performance Issues

2014-02-15 Thread Rick Curtis
Jeff - I'll recommit the changes in OPENJPA-2285 back to trunk on Monday. Will those changes be sufficient for your scenarios? Thanks, Rick On Fri, Feb 14, 2014 at 9:15 AM, Rick Curtis wrote: > Jeff - > > > As I said earlier, if there¹s work to be done, I¹m happy to submit a > patch - but I¹d

Re: DataCache Performance Issues

2014-02-14 Thread Rick Curtis
Jeff - > As I said earlier, if there¹s work to be done, I¹m happy to submit a patch - but I¹d like some consensus around what the patch should do first... I talked with a few teammates yesterday and I think we're on the same page as you. I will do some digging to try to figure out why I backed thi

Re: DataCache Performance Issues

2014-02-13 Thread Jeff Oh
>As I eluded to in the JIRA, the root problem is that in the JPA 2.0 spec, >the concept of Cache/CacheStoreMode/CacheRetrieveMode/etc/etc was added >and >this change was not honoring that contract. The crux of the problem is >that >the default value for CacheStoreMode is USE and the spec says[1] th

Re: DataCache Performance Issues

2014-02-13 Thread Rick Curtis
> Another question we have is what exactly was the "internal test regression" that caused the rollback? The company I work for (IBM) does a huge amount of functional server based testing internally. When changes are made, the OpenJPA unit tests are the first line of tests and occasionally the UTs m

DataCache Performance Issues

2014-02-12 Thread Jeff Oh
Hello, We’re currently migrating an application from OpenJPA 1.2.2 to OpenJPA 2.3.0, and have found that DataCache efficacy in our application declines significantly from 1.2.2 to 2.3.0, to the point where our overall system performance has declined by about 25% with the version upgrade. We’ve