Re: RFR: JDK-8306441: Two phase segmented heap dump [v28]

2023-08-08 Thread Yi Yang
On Tue, 8 Aug 2023 13:09:58 GMT, Kevin Walls wrote: >> Yi Yang has updated the pull request incrementally with one additional >> commit since the last revision: >> >> aware of serialgc and epsilongc > > Great, thanks for your patience with all of this! 8-) Thank you all for reviews and sugge

Re: RFR: JDK-8306441: Two phase segmented heap dump [v28]

2023-08-08 Thread Kevin Walls
On Tue, 8 Aug 2023 13:03:59 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 concurre

Re: RFR: JDK-8306441: Two phase segmented heap dump [v28]

2023-08-08 Thread Yi Yang
> ### 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 concurrent threads > competitively write heap data to the sam