[crac] RFR: 8370888: [CRaC] Use better source of random for UUID generation in checkpoint path

Timofei Pushkin tpushkin at openjdk.org
Fri Oct 31 16:35:01 UTC 2025


On Thu, 30 Oct 2025 11:38:54 GMT, Radim Vansa <rvansa at openjdk.org> wrote:

> When `-XX:CRaCCheckpointTo` contains the `%u` placeholder to generate random UUID, it should use a different source than `os::random()` which provides not-seeded, deterministic values.

Marked as reviewed by tpushkin (Committer).

Yep, it must be https://bugs.openjdk.org/browse/JDK-8368192

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PR Review: https://git.openjdk.org/crac/pull/271#pullrequestreview-3405113241
PR Comment: https://git.openjdk.org/crac/pull/271#issuecomment-3473893368


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