RFR: 8311514: Incorrect regex in TestMetaSpaceLog.java

Thu Jul 6 10:07:55 UTC 2023

On Thu, 6 Jul 2023 09:23:06 GMT, Daohan Qu <dqu at openjdk.org> wrote:

> The regex in jtreg test `TestMetaSpaceLog.java` is intended to capture the metaspace size before and after the reclamation. But it captures the wrong value. which might cause this test to always pass. The results of the capture can be displayed using a visualization tool.
> 
> Before this patch:
> <img width="1128" alt="屏幕快照 2023-07-06 17 18 15" src="https://github.com/openjdk/jdk/assets/18374295/4e3b6606-24b3-4d7f-a70d-f312cb867fbf">
> 
> After this patch:
> <img width="1125" alt="屏幕快照 2023-07-06 17 18 25" src="https://github.com/openjdk/jdk/assets/18374295/b100018e-2c39-4154-9ec7-80e5eedc212e">

Good catch. But is this guaranteed to always be in K?

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PR Comment: https://git.openjdk.org/jdk/pull/14782#issuecomment-1623396093