RFR: JDK-8263495: Gather liveness info in the mark phase of G1 full gc [v3]

Thomas Schatzl tschatzl at openjdk.java.net
Tue Mar 16 07:38:14 UTC 2021


On Tue, 16 Mar 2021 02:05:45 GMT, Hamlin Li <mli at openjdk.org> wrote:

>> Thanks Thomas, I will merge reset and initialize, and add the comment you suggested.
>
> BTW, a quick question: is there a limit on the region number in G1?

The limit is `2^32-2`, i.e. the range of uint - 1 for that `G1_NO_HRM_INDEX` which is a special value.

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PR: https://git.openjdk.java.net/jdk/pull/2966



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