[15] RFR(S) 8237045: JVM uses excessive memory with -XX:+EnableJVMCI -XX:JVMCICounterSize=2147483648
Claes Redestad
claes.redestad at oracle.com
Mon Mar 16 22:35:15 UTC 2020
Hi,
+ case "MethodProfileWidth":
+ option.addPrepend("-XX:+EnableJVMCI");
+ break;
given that you're removing MethodProfileWidth in JDK-8240976 I'm a bit
surprised to see this here.
Otherwise looks good to me.
/Claes
On 2020-03-13 03:08, Vladimir Kozlov wrote:
> https://bugs.openjdk.java.net/browse/JDK-8237045
> http://cr.openjdk.java.net/~kvn/8237045/webrev.00/
>
> After discussion JVMCICounterSize flag's value range is limited to 1M.
> I also added other missing ranges for JVMCI flags.
>
> Fixed TestOptionsWithRanges.java test to add -XX:+EnableJVMCI for JVMCI
> flags which requires it.
> And do not test max value for JVMCI threads counts values as we do for
> other threads counts flags.
>
> Tested hs-tier1-3.
>
> Thanks,
> Vladimir
More information about the hotspot-compiler-dev
mailing list