Hi Aleksei, I think the change makes sense and pending CCC approval should be good to go :-)
Best Lance > On Apr 16, 2017, at 6:02 PM, Aleks Efimov <aleksej.efi...@oracle.com> wrote: > > Hi, > > Please, help to review the fix [1] for a performance regression in > SPECjvm2008-XML benchmark. The cause of this regression was the unconditional > reset of SAX parsers symbol table during each reset() operation introduced by > JDK-8173390. > Proposed fix introduces new system property (CCC request is still pending > approval) that provides ability to control the symbol table reset > functionality. By default the reset table functionality is disabled, similar > to pre JDK-8173390 behavior. JAXWS parsers pool implementation was updated to > utilize new property to reset symbol table only in JAXWS use-cases that > helped to restore the performance levels to pre JDK-8173390 level. > > Modified regression test and XML related JCK tests passes on build with > proposed changes. > > With Best Regards, > Aleksei > > [1] http://cr.openjdk.java.net/~aefimov/8176168/00/ <http://oracle.com/us/design/oracle-email-sig-198324.gif> <http://oracle.com/us/design/oracle-email-sig-198324.gif> <http://oracle.com/us/design/oracle-email-sig-198324.gif> <http://oracle.com/us/design/oracle-email-sig-198324.gif>Lance Andersen| Principal Member of Technical Staff | +1.781.442.2037 Oracle Java Engineering 1 Network Drive Burlington, MA 01803 lance.ander...@oracle.com <mailto:lance.ander...@oracle.com>
