Integrated: JDK-8275856: Remove MetaspaceHandleDeallocations debug switch
Thomas Stuefe
stuefe at openjdk.java.net
Fri Oct 29 04:30:18 UTC 2021
On Mon, 25 Oct 2021 07:48:58 GMT, Thomas Stuefe <stuefe at openjdk.org> wrote:
> `MetaspaceHandleDeallocations` can be used to switch off deallocation handling (which takes care of reusing prematurely deallocated metaspace blocks in case of e.g. class redefinitions or class loading errors). Technically this is a leak then, the intent was to switch off the deallocation handling for error analysis.
>
> It had been very rarely used, only in the first stages of JEP 387, and it is not covered by tests. I propose to remove it to reduce code complexity.
>
> Tests: GHAs, manual tests (note that we have regression tests in place for deallocation handling), SAP nightlies
This pull request has now been integrated.
Changeset: 157e1d50
Author: Thomas Stuefe <stuefe at openjdk.org>
URL: https://git.openjdk.java.net/jdk/commit/157e1d5073e221dab084422389f68eea53974f4c
Stats: 69 lines in 5 files changed: 9 ins; 40 del; 20 mod
8275856: Remove MetaspaceHandleDeallocations debug switch
Reviewed-by: coleenp, iklam
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PR: https://git.openjdk.java.net/jdk/pull/6098
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