RFR(XS): JDK-8010941: MinJumpTableSize is set to 18, investigate if that's still optimal

Aleksey Shipilev aleksey.shipilev at oracle.com
Tue May 21 05:57:56 PDT 2013

On 05/21/2013 04:51 PM, Niclas Adlertz wrote:
> Using the performance test http://cr.openjdk.java.net/~adlertz/JDK-8010941/Test.java  

Sorry, this benchmark is not trustworthy.

At very least:
 * mean includes warmup time
 * store to $dead enables us to compute only the last iteration, and
remove all others

Please consider to re-validate your experiment using JMH (I can provide
first-hand assistance with it):


More information about the hotspot-compiler-dev mailing list