On 9 August 2018 at 12:33, Claes Redestad <claes.redes...@oracle.com> wrote: > using the new ability to archive immutable heap graphs into the CDS archive, > even archiving small things like the Integer.IntegerCache can be profitable.
Interesting. I did consider caching some instances of `LocalDate` when I was developing JSR-310 (say 1 year either side of the current date at startup). Maybe an avenue to investigate in the future! thanks Stephen > > Webrev: http://cr.openjdk.java.net/~redestad/8209120/open.00/ > > Bug: https://bugs.openjdk.java.net/browse/JDK-8209120 > > For a default cache (256 elements), this change saves us ~1 million > instructions. Applications that use -XX:AutoBoxCacheMax can profit further > (and we can use this to stress test the archiving feature..) > > The patch is built on top of and tested with Jiangli's patch for > https://bugs.openjdk.java.net/browse/JDK-8207263 and I don't intent to push > this before that is in. > > Thanks! > > /Claes >