Re: [infinispan-dev] Repeatable reads and WSC as default

We keep missing the train :( Enabling WSC by default is something we've discussed before (JIRA & dev list), e.g. https://issues.jboss.org/browse/ISPN-3655 Cheers, -- Galder Zamarreño Infinispan, Red Hat > On 24 Feb 2017, at 15:45, Dan Berindei <dan.berindei(a)gmail.com&gt; wrote: > > I still think WSC should be enabled by default, but we probably missed > the 9.0 train. > > I see the 8.0 discussion also included batching, i.e. hiding the WSC > options and forcing batching to use optimistic locking w/out WSC > (currently batching allows any locking type, but batch transactions > are isolated from external transactions). That would be at odds with > Sanne's suggestions in the "major version cleaning" thread, because > those would require a batch to join any external transaction. > > Cheers > Dan > > > On Fri, Feb 24, 2017 at 3:53 PM, Radim Vansa <rvansa(a)redhat.com&gt; wrote: >> Hi all, >> >> I am writing a bit too late in 9.0 cycle, but since I've found couple of >> bugs [1][2] and spaces for improvement [3][4] in WSC implementation, I >> was wondering about confirming the performance effect of fixes. And I am >> wondering if the current defaults for transactional cache, being >> READ_COMMITTED and WSC off are the best options. >> >> During 8.0 cycle Tristan raised a discussion [5] including WSC defaults >> and I think that the general opinion was "make it default", which >> requires RR isolation and simple versioning scheme. But I think that the >> whole thing [6] went a bit forgotten and all that was done is [7]. >> >> Do we want to do this, at least using current API? (we most likely don't >> want to refactor ConfigurationBuilder when CR2 is out) >> >> Radim >> >> [1] https://issues.jboss.org/browse/ISPN-7526 >> [2] https://issues.jboss.org/browse/ISPN-7527 >> [3] https://issues.jboss.org/browse/ISPN-7528 >> [4] >> https://github.com/infinispan/infinispan/blob/master/core/src/main/java/o... >> could be a contention point >> [5] >> http://infinispan.markmail.org/message/rasqqkojwdboql7y?q=write+skew+list... >> [6] https://issues.jboss.org/browse/ISPN-3927 >> [7] https://issues.jboss.org/browse/ISPN-7507 >> >> -- >> Radim Vansa <rvansa(a)redhat.com&gt; >> JBoss Performance Team >> >> _______________________________________________ >> infinispan-dev mailing list >> infinispan-dev(a)lists.jboss.org >> https://lists.jboss.org/mailman/listinfo/infinispan-dev > _______________________________________________ > infinispan-dev mailing list > infinispan-dev(a)lists.jboss.org > https://lists.jboss.org/mailman/listinfo/infinispan-dev _______________________________________________ infinispan-dev mailing list infinispan-dev(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/infinispan-dev