Withdrawn: 8324756: Test vmTestbase/vm/mlvm/meth/stress/compiler/deoptimize is too slow due to dependency verification

duke duke at openjdk.org
Mon Aug 19 13:29:00 UTC 2024


On Wed, 1 May 2024 17:54:30 GMT, Ian Myers <imyers at openjdk.org> wrote:

> This change removes dependency verification by passing -XX:-VerifyDependencies in the test.
> 
> `vmTestbase/vm/mlvm/meth/stress/compiler/deoptimize/Test.java` takes 20min to run on linux-x86_64-server-fastdebug:
> 
> time CONF=linux-x86_64-server-fastdebug make test TEST=vmTestbase/vm/mlvm/meth/stress/compiler/deoptimize/Test.java
> CONF=linux-x86_64-server-fastdebug make test   **1412.82s user 15.27s system 115% cpu 20:41.19 total**
> 
> 
> Passing -XX:-VerifyDependencies flag speeds up the run time to 1min:
> 
> time CONF=linux-x86_64-server-fastdebug make test TEST=vmTestbase/vm/mlvm/meth/stress/compiler/deoptimize/Test.java TEST_VM_OPTS="-XX:-VerifyDependencies"
> CONF=linux-x86_64-server-fastdebug make test    **287.27s user 16.19s system 496% cpu 1:01.10 total**
> 
> 
> Adding -XX:-VerifyDependencies to the test file accomplishes the same run time of 1min:
> 
> time CONF=linux-x86_64-server-fastdebug make test TEST=vmTestbase/vm/mlvm/meth/stress/compiler/deoptimize/Test.java
> CONF=linux-x86_64-server-fastdebug make test   **272.33s user 14.56s system 464% cpu 1:01.75 total**

This pull request has been closed without being integrated.

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

PR: https://git.openjdk.org/jdk/pull/19040


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