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List:       openjdk-serviceability-dev
Subject:    Re: JDK-8153333: [REDO] STW phases at Concurrent GC should count in PerfCounter
From:       Yasumasa Suenaga <yasuenag () gmail ! com>
Date:       2017-09-20 22:46:18
Message-ID: 2f4e0901-1602-6276-e7fd-84e168e7b317 () gmail ! com
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PING:

Have you checked this issue?

>> http://cr.openjdk.java.net/~ysuenaga/JDK-8153333/webrev.03/hotspot/
>> http://cr.openjdk.java.net/~ysuenaga/JDK-8153333/webrev.03/jdk/


Yasumasa


On 2017/07/01 23:44, Yasumasa Suenaga wrote:
> PING:
> 
> Have you checked this issue?
> 
> 
> Yasumasa
> 
> 
> On 2017/06/14 13:22, Yasumasa Suenaga wrote:
>> Hi all,
>>
>> I changed PerfCounter to show CGC STW phase in jstat in JDK-8151674.
>> However, it occurred several jtreg test failure, so it was back-outed.
>>
>> I want to resume to work for this issue.
>>
>> http://cr.openjdk.java.net/~ysuenaga/JDK-8153333/webrev.03/hotspot/
>> http://cr.openjdk.java.net/~ysuenaga/JDK-8153333/webrev.03/jdk/
>>
>> These changes are work fine on jtreg test as below:
>>
>>      hotspot/test/serviceability/tmtools/jstat
>>      jdk/test/sun/tools
>>
>>
>> Since JDK 9, default GC algorithm is set to G1.
>> So I think this change is useful to watch GC behavior through jstat.
>>
>> I cannot access JPRT. Could you help?
>>
>>
>> Thanks,
>>
>> Yasumasa
>>
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