RFR (L): 8230706: Waiting on completion of strong nmethod processing causes long pause times with G1
Kim Barrett
kim.barrett at oracle.com
Tue Oct 22 13:44:22 UTC 2019
> On Oct 22, 2019, at 6:13 AM, Thomas Schatzl <thomas.schatzl at oracle.com> wrote:
>
> Hi Kim,
>
> thanks a lot for taking the time so quickly.
>
> On 22.10.19 03:20, Kim Barrett wrote:
>>> On Oct 19, 2019, at 9:06 AM, Thomas Schatzl <thomas.schatzl at oracle.com> wrote:
>>>
>>> Hi all,
>>>
>>> there is a new webrev at
>>>
>>> http://cr.openjdk.java.net/~tschatzl/8230706/webrev.2/ (full only,
>>> there is no point in providing a diff)
>>>
>>> since I like this solution a lot as it removes a lot of additional
>>> >> post-processing.
>>> [...]
> >>
>> I'm glad the new state machine worked out, and allowed the extra task
>> to be eliminated. Thanks for going the extra mile with the testing.
>> And thanks for turning my pseudo-code into something more readable. My
>> comments here mostly suggestions for more of that; I don't think I'd
>> want to have to decipher this in 6 months without some helpful
>> commentary. :)
>
> I think I addressed all your comments, and thanks for your suggestions - I agree about having this tricky code well documented.
>
> Changes are currently running through hs-tier1-5 with the changes that ease reproduction (the webrev.2.testing changes noted in the last email). Since there are no significant code changes apart from documentation, I am confident there will be no issues.
>
> Webrevs:
> http://cr.openjdk.java.net/~tschatzl/8230706/webrev.2_to_3/ (diff)
> http://cr.openjdk.java.net/~tschatzl/8230706/webrev.3/ (full)
>
> Thanks,
> Thomas
Looks good.
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