RFR: CODETOOLS-7903003: JMH: Print a single interruption message per iteration

[Eric Caspole]

On Mon, 2 Aug 2021 06:52:06 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> When harness interrupts the benchmark, it delivers several interrupts until the benchmark exits. Every time on interrupt, it will print a message, which can flood the logs. We are better printing the interrupt message one time.

This change worked in my case, thanks!

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Marked as reviewed by ecaspole (Committer).

PR: https://git.openjdk.java.net/jmh/pull/47