RFR: JDK-8289524: Add JFR JIT restart event

Tue Jul 5 13:40:39 UTC 2022

On Tue, 5 Jul 2022 13:31:34 GMT, Markus Grönlund <mgronlun at openjdk.org> wrote:

> Can you explain a bit more about what "JIT restart" actually means?

The comment at line 433 of sweeper.cpp and following is explaining it.
The JIT compilation had been stopped before and now, after sweeping freed potentially some memory,
JIT compilation  is re-enabled.
That's why also the  log.debug("restart compiler");  in the code.

-------------

PR: https://git.openjdk.org/jdk/pull/9334