RFR: 8257774: G1: Trigger collect when free region count drops below threshold to prevent evacuation failures [v9]

Mon May 31 14:47:22 UTC 2021

On Mon, 31 May 2021 12:06:22 GMT, Thomas Schatzl <tschatzl at openjdk.org> wrote:

> Another option is to disable preventive gcs for this case, which is probably the safer bet - I can imagine that in some cases this change would prevent the evacuation failures necessary for the test to complete successfully (to actually do an evacuation failure).

I think this sounds like a good approach. If we test to get evac failures it is reasonable to turn of "preventive" GCs.

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PR: https://git.openjdk.java.net/jdk/pull/3143