Is there any (official) benchmark for Loom?

[Yichen Yan]

Thanks, Alan!

I only checked test/jdk/java/lang/Continuation before and your suggests are just what I need.

Hopefully I can show something within Feb. (Since my internship ends in this month)

Best,
Yichen

> On Feb 2, 2021, at 9:56 AM, Alan Bateman <alan.bateman at oracle.com> wrote:
> 
> On 01/02/2021 20:59, Yichen Yan wrote:
>> Hi,
>> 
>> I’m working on adapting Loom to GraalVM Native Image.
>> I’ve finished sort of Loom’s features and think it’s time to start some performance test.
>> 
>> I see there’s some benchmark out there, but I’m not very sure which one is the best to start with.
> It will be interesting to hear more about your work with GraalVM native image when you have something to show.
> 
> Did you find the micros in test/micro/org/openjdk/bench/loom? These may be useful to adapt.
> 
> Alexander Temerev's "Skynet 1M threads microbenchmark" has also been useful, lots of parking/unparking when the unbuffered channel is implemented with a j.u.c.SynchronousQueue. That said, it tends to be more of a GC stress test for Java as there is little/no work done in the benchmark.
> 
> For larger workloads, running the Helidon MP server and a load generator has been useful.
> 
> -Alan
> 
>