Integrated: 8316415: Parallelize sun/security/rsa/SignedObjectChain.java subtests

[Michal Sobierski]

On Thu, 21 Sep 2023 12:44:36 GMT, Michal Sobierski <duke at openjdk.org> wrote:

> sun/security/rsa/SignedObjectChain.java is very slow when run with C1, I suspect because some crypto intrinsics are only implemented in C2. Commit contains changes made to parallelize it.
> 
> Comparison of before and after parallelization:
> time make test TEST=jdk/sun/security/rsa/SignedObjectChain.java TEST_VM_OPTS="-XX:+UseParallelGC -XX:TieredStopAtLevel=1"
> before:   270.72s user 4.88s system 108% cpu 4:14.43 total
> after:   410.76s user 7.50s system 555% cpu 1:15.23 total
> after second commit:   375.46s user 4.59s system 539% cpu 1:10.41 total
> 
> time make test TEST=jdk/sun/security/rsa/SignedObjectChain.java TEST_VM_OPTS="-XX:+UseParallelGC"
> before:   63.67s user 4.67s system 161% cpu 42.424 total
> after:   130.36s user 7.47s system 585% cpu 23.526 total
> after second commit:   67.31s user 4.48s system 417% cpu 17.183 total
> 
> time make test TEST=jdk/sun/security/rsa/SignedObjectChain.java TEST_VM_OPTS="-XX:+UseShenandoahGC -XX:TieredStopAtLevel=1"
> before:   281.99s user 5.54s system 108% cpu 4:24.09 total
> after:   386.98s user 8.62s system 496% cpu 1:19.73 total
> after second commit:   413.51s user 5.08s system 613% cpu 1:08.25 total
> 
> time make test TEST=jdk/sun/security/rsa/SignedObjectChain.java TEST_VM_OPTS="-XX:+UseShenandoahGC"
> before:   65.86s user 5.05s system 156% cpu 45.215 total
> after:   135.90s user 7.66s system 585% cpu 24.502 total
> after second commit:   83.25s user 4.82s system 469% cpu 18.741 total

This pull request has now been integrated.

Changeset: 59847926
Author:    Michal Sobierski <145339032+msobiers at users.noreply.github.com>
Committer: Aleksey Shipilev <shade at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/59847926b63860704bcf2967660628eaede8ee36
Stats:     7 lines in 1 file changed: 2 ins; 2 del; 3 mod

8316415: Parallelize sun/security/rsa/SignedObjectChain.java subtests

Reviewed-by: shade, rhalade, valeriep

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PR: https://git.openjdk.org/jdk/pull/15860