On Fri, 28 Jul 2023 17:18:05 GMT, Kevin Walls wrote:
> I think we might be best off leaving the long dump as you have it in the
> AttachListener for now. 8-)
Consideing a very large heap size, the VM used to pause all threads and spend 1
hour to execute a heap dump, during which time jcmd/jsta
On Tue, 11 Jul 2023 20:49:35 GMT, Chris Plummer wrote:
>> Yi Yang has updated the pull request incrementally with two additional
>> commits since the last revision:
>>
>> - whitespace
>> - add test
>
> BTW, `serviceability/dcmd/gc/HeapDumpAllTest.java` is failing due to build
> failures when
On Wed, 19 Jul 2023 12:42:27 GMT, Yi Yang wrote:
>> ### Motivation and proposal
>> Hi, heap dump brings about pauses for application's execution(STW), this is
>> a well-known pain. JDK-8252842 have added parallel support to heapdump in an
>> attempt to alleviate this issue. However, all concurr
On Tue, 18 Jul 2023 16:48:55 GMT, Jean-Philippe Bempel
wrote:
>> Fix a small leak in constant pool merging during retransformation of a
>> class. If this class has a catch block with `Throwable`, the class
>> `Throwable` is pre-resolved in the constant pool, while all the other
>> classes are
On Tue, 18 Jul 2023 16:48:55 GMT, Jean-Philippe Bempel
wrote:
>> Fix a small leak in constant pool merging during retransformation of a
>> class. If this class has a catch block with `Throwable`, the class
>> `Throwable` is pre-resolved in the constant pool, while all the other
>> classes are
> This test iterates an array of ThreadInfos in a few places (e.g. in the
> method doCheck()), and needs to tolerate and ignore nulls, in case a thread
> finishes and the test hits an NPE.
>
> There are other calls like "TM.getThreadInfo(tid).getLockName()" which might
> often be risky, but if
On Thu, 15 Jun 2023 20:34:53 GMT, Kevin Walls wrote:
> This test iterates an array of ThreadInfos in a few places (e.g. in the
> method doCheck()), and needs to tolerate and ignore nulls, in case a thread
> finishes and the test hits an NPE.
>
> There are other calls like "TM.getThreadInfo(tid
> This test iterates an array of ThreadInfos in a few places (e.g. in the
> method doCheck()), and needs to tolerate and ignore nulls, in case a thread
> finishes and the test hits an NPE.
>
> There are other calls like "TM.getThreadInfo(tid).getLockName()" which might
> often be risky, but if
On Wed, 26 Jul 2023 20:14:16 GMT, Kevin Walls wrote:
>> This test iterates an array of ThreadInfos in a few places (e.g. in the
>> method doCheck()), and needs to tolerate and ignore nulls, in case a thread
>> finishes and the test hits an NPE.
>>
>> There are other calls like "TM.getThreadInf
On Tue, 11 Jul 2023 20:49:35 GMT, Chris Plummer wrote:
>> Yi Yang has updated the pull request incrementally with two additional
>> commits since the last revision:
>>
>> - whitespace
>> - add test
>
> BTW, `serviceability/dcmd/gc/HeapDumpAllTest.java` is failing due to build
> failures when
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