RFR: 8308803: Improve java/util/UUID/UUIDTest.java

[Aleksey Shipilev]

On Wed, 24 May 2023 19:18:33 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> UUID is very important class that is used to track identities of objects in large scale systems. Yet, the coverage in JDK test is disappointing: it tests only 100 of UUID instances per test, which is way too small to detect collisions due to the bad randomness for example.
> 
> I have some pending work to improve UUID performance, and tests should be improved. 
> 
> The improved test still runs in less than 5 seconds on my laptop.

Any takers? Thanks!

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PR Comment: https://git.openjdk.org/jdk/pull/14134#issuecomment-1564143336