RFR(XXS): 8034775: Failing to initialize VM when running with negative value for -XX:CICompilerCount

Vladimir Kozlov vladimir.kozlov at oracle.com
Thu Feb 13 08:34:08 PST 2014


Can you also check upper limit: os::active_processor_count()?
Tiered works when CICompilerCount=1. Can you look what is difference in such case from CICompilerCount=2?

The test expects "at least 2" but for Client VM and non-Tiered it is 1. So your test will fail.


On 2/13/14 2:54 AM, Albert wrote:
> Hi,
> could I get reviews for this small patch?
> bug: https://bugs.openjdk.java.net/browse/JDK-8034775
> webrev: http://cr.openjdk.java.net/~anoll/8034775/webrev.00/
> With this patch, we check at VM startup for a reasonable minimal number of compiler
> threads (1 for non-tiered, and 2 for tiered). If this minimum is not reached, the VM exits.
> Added regression test.
> Many thanks,
> Albert

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