RFR: 8292695: SIGQUIT and jcmd attaching mechanism does not work with signal chaining library

[Man Cao]

On Wed, 7 Sep 2022 16:51:33 GMT, Thomas Stuefe <stuefe at openjdk.org> wrote:

> But there is nothing that prevents us from moving the SIGQUIT handler installation up in time to the hotspot signal handler initialization. Nobody says the SIGQUIT handler has to be installed after the signal dispatcher thread started.

Thank you for the great idea and experiment! Let me try this approach and rerun the tests.

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PR: https://git.openjdk.org/jdk/pull/9955