RFR: 8351187: Add JFR monitor notification event [v4]

[Aleksey Shipilev]

On Thu, 6 Mar 2025 01:55:44 GMT, David Holmes <dholmes at openjdk.org> wrote:

> So it it only wants to record notifications that actually did something, then shouldn't we be checking tally before posting the event?

Yes, I don't see why not, updated. In practice, we rarely lose the notification races on internal locks, so tally is zero very rarely.

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PR Comment: https://git.openjdk.org/jdk/pull/23901#issuecomment-2703817986