[jdk17u] Integrated: 8277981: String Deduplication table is never cleaned up due to bad dead_factor_for_cleanup

Aleksey Shipilev shade at openjdk.java.net
Wed Dec 1 21:44:36 UTC 2021


On Wed, 1 Dec 2021 13:53:29 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> Clean backport to fix a math problem in strdedup heuristics that leads to observable memory leaks.
> 
> Additional testing:
>  - [x] Linux x86_64 fastdebug `tier1` with `-XX:+UseStringDeduplication`
>  - [x] Linux x86_64 fastdebug `tier2` with `-XX:+UseStringDeduplication`
>  - [x] Linux x86_64 fastdebug `tier3` with `-XX:+UseStringDeduplication`

This pull request has now been integrated.

Changeset: a6c3b5de
Author:    Aleksey Shipilev <shade at openjdk.org>
URL:       https://git.openjdk.java.net/jdk17u/commit/a6c3b5deee228b39b4ed1b8783b6034154faf7b2
Stats:     1 line in 1 file changed: 0 ins; 0 del; 1 mod

8277981: String Deduplication table is never cleaned up due to bad dead_factor_for_cleanup

Backport-of: 8d7958e46969fd59df7bc6dd1cbe31ae63686b05

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PR: https://git.openjdk.java.net/jdk17u/pull/316


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