RFR(XS) [closed] : 8198924: java/lang/StackWalker/LocalsAndOperands.java timeouts with Graal

Brent Christian brent.christian at oracle.com
Tue Mar 6 22:30:01 UTC 2018


Looks good, Katya - thanks.
I agree with omitting @bug and @summary from the second @test tag.

Thanks,
-Brent

On 3/6/18 1:59 PM, mandy chung wrote:
> Running #1 and #2 when Graal is enabled is fine.
> 
> For the second @test, does it need @bug and @summary to run?  If not, I 
> suggest to take it out as it's already mentioned in the first @test.
> 
> Mandy
> 
> 
> On 3/6/18 1:45 PM, Ekaterina Pavlova wrote:
>> Hi all,
>>
>> java/lang/StackWalker/LocalsAndOperands.java runs LocalsAndOperands 3 
>> times with following set of jvm flags:
>>  1) -Xint -DtestUnused=true
>>  2) -Xcomp
>>  3) -Xcomp -XX:-TieredCompilation
>>
>> When running with Graal as JIT (-XX:+TieredCompilation 
>> -XX:+UseJVMCICompiler -Djvmci.Compiler=graal)
>> 3rd scenario could take more than 10 minutes and the test could fail 
>> by timeout.
>> Actually running LocalsAndOperands with Graal and with "-Xcomp 
>> -XX:-TieredCompilation" doesn't provide
>> big benefit and it would be reasonable to disable this scenario in 
>> case Graal is enabled.
>>
>> Please review the change.
>>
>>       JBS: https://bugs.openjdk.java.net/browse/JDK-8198924
>>    webrev: 
>> http://cr.openjdk.java.net/~epavlova//8198924/webrev.00/index.html
>>
>>   testing: Tested by running the test in Graal as JIT mode.
>>
>> thanks,
>> -katya
>>
>> p.s.
>>  Igor Ignatyev volunteered to sponsor this change.
> 


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