RFR: 8303921: serviceability/sa/UniqueVtableTest.java timed out [v2]

[Serguei Spitsyn]

On Wed, 15 Mar 2023 00:34:00 GMT, Alex Menkov <amenkov at openjdk.org> wrote:

>> The change:
>> - updates UniqueVtableTest to follow standard SA way - attach to target from subprocess and use SATestUtils.addPrivilegesIfNeeded for the subprocess;
>> - updates several tests in the same directory to resolve NoClassDefFoundError failures; It's known JTReg issue that "@build" actions for part of used shared classes may cause intermittent NoClassDefFoundError in other tests which use the same shared library classpath.
>> 
>> Tested: 100 runs on all platforms, no failures
>
> Alex Menkov has updated the pull request incrementally with one additional commit since the last revision:
> 
>   feedback

This looks pretty good.
How did you test the fix?
Does it never fail with your fix?
Thanks,
Serguei

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PR: https://git.openjdk.org/jdk/pull/13030