Thanks Sean for the guidance. Made a request to the nio-dev team. Thanks, Biju
On Tue, Aug 11, 2015 at 10:30 AM, Seán Coffey <sean.cof...@oracle.com> wrote: > Biju, > > These lists are often not suitable for JDK component specific issues. You > should discuss your issue on the nio-dev specific mailing list : > http://mail.openjdk.java.net/mailman/listinfo/nio-dev > > Regards, > Sean. > > > On 11/08/2015 15:11, Biju G.S Nair wrote: > >> Hello All, >> While the patch https://bugs.openjdk.java.net/browse/JDK-6857566 >> currently applied to jdk 9 (which I had requested to be back ported to JDK >> 8 & 7) fixes the OOM exception during memory allocation by exponentially >> increasing the sleep time, this can negatively impact low latency >> applications using DirectByteBuffers. If we are able to provide a new JVM >> parameter which the users can set to a percentage value of DirectBuffer >> use >> as threshold when the "System.gc()" call in java/nio/Bits.java to be made, >> then the probability of sleep time being much lower is high. Also it gives >> users some control over when the gc() need to be requested instead of >> starting the gc() at the last moment when the direct memory is used fully. >> Without knowing all the details, to me it looks like a straight forward >> change. Let me know if there is any issue with the proposed change. If >> this >> change is a possibility let me know how I can make a request for this >> change. >> >> Thanks, >> Biju >> > >
