On Thu, 31 Aug 2023 07:55:01 GMT, Aleksey Shipilev <sh...@openjdk.org> wrote:

> Current vmTestbase/nsk/monitoring/stress/classload tests contains 24 tests, 
> each running exclusively. This drags the tier4 test times up. There seem to 
> be no reason to run these tests exclusively, though: they complete in 
> reasonable time, are lightly-threaded, and consume the usual amount of memory.
> 
> We should consider enabling parallelism for them and get improved test 
> performance. Currently it is blocked by TEST.properties with 
> exclusiveAccess.dirs directives in them.
> 
> Current run on 18-core machine:
> 2011.95s user 201.83s system 356% cpu 10:20.19 total
> 
> Fully parallel:
> 2274.02s user 128.64s system 2029% cpu 1:58.39 total 
> 
> Additional testing:
>  - [x] 50x iterations of Linux x86_64 fastdebug 
> `vmTestbase/nsk/monitoring/stress/classload`

Thanks!

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

PR Comment: https://git.openjdk.org/jdk/pull/15506#issuecomment-1714233629

Reply via email to