Patch for JDK-8243489 Thread CPU Load event may contain wrong data for CPU time under certain conditions

Erik Gahlin erik.gahlin at oracle.com
Tue Apr 28 13:25:27 UTC 2020


Looks reasonable.

Erik

> On 28 Apr 2020, at 15:17, Robin Westberg <robin.westberg at oracle.com> wrote:
> 
> Hi Nikolay,
> 
> (moving to hotspot-jfr-dev)
> 
>> On 23 Apr 2020, at 17:41, Nikolay Martynov <nikolay.martynov at datadoghq.com> wrote:
>> 
>> Hi
>> 
>> It looks like per thread CPU time sent with the CPU load event may be
>> inadvertently reset under certain conditions (JDK-8243489). This should
>> address the problem:
>> http://cr.openjdk.java.net/~jbachorik/8243489/webrev.00/.
>> 
>> Please let me know if any more information is needed.
>> Thanks!
>> 
> 
> This looks good to me, thanks for fixing!
> 
> Best regards,
> Robin (not a Reviewer)
> 
>> Nikolay.
> 



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