openj9

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JFR jcmd commands: JFR.start, JFR.dump, JFR.stop

1

JFR `jcmd` commands: `JFR.start`, `JFR.dump`, `JFR.stop` Added `jcmd` commands: `JFR.start`, `JFR.dump`, `JFR.stop`; Added VM internal functions: `initializeJFR()`, `setJFRRecordingFileName()`, and `tearDownJFR()`; Added `com.ibm.oti.vm.VM methods`: `startJFR()`, `setJFRRecordingFileName()`, and `stopJFR()`; Added a binary...

JasonFengJ9

JCMD JFR start and stop implementation using reflection.

5

jcmd JFR.start duration=20s delay=10s filename=myrecording.jfr jcmd JFR.stop name=1

sharanpatil123

IllegalStateException: Flight Recorder is not supported on this VM

4

https://openj9-jenkins.osuosl.org/job/Test_openjdk21_j9_sanity.openjdk_x86-64_linux_Nightly_testList_0/208 https://openj9-jenkins.osuosl.org/job/Test_openjdk21_j9_sanity.openjdk_x86-64_linux_Nightly_testList_1/208 https://openj9-jenkins.osuosl.org/job/Test_openjdk23_j9_sanity.openjdk_x86-64_linux_Nightly_testList_0/52 https://openj9-jenkins.osuosl.org/job/Test_openjdk23_j9_sanity.openjdk_x86-64_linux_Nightly_testList_1/52 java/lang/Thread/virtual/JfrEvents.java java/lang/Thread/ThreadSleepEvent.java ``` 20:11:23 java.lang.IllegalStateException: Flight Recorder is not supported on this VM 20:11:23 at jdk.jfr/jdk.jfr.internal.JVMSupport.ensureWithIllegalStateException(JVMSupport.java:77) 20:11:23 at jdk.jfr/jdk.jfr.FlightRecorder.getFlightRecorder(FlightRecorder.java:168) 20:11:23 at jdk.jfr/jdk.jfr.Recording.(Recording.java:107) 20:11:23 at jdk.jfr/jdk.jfr.Recording.(Recording.java:131) 20:11:23...

pshipton

Merge tables of native methods to be registered

2

By making relevant entries in a single table conditional, only one call to `RegisterNatives()` (and perhaps one call to `clearNonZAAPEligibleBit()`) is needed. Also did some tidying up: * cast more...

keithc-ca

Add VirtualThreadSchedulerMXBean back in Valhalla builds

2

The change in https://github.com/eclipse-openj9/openj9/pull/20377 needs to be reverted once the Valhalla repo https://github.com/ibmruntimes/openj9-openjdk-jdk.valuetypes is updated to include the required classes.

hangshao0

Exclude list for OpenJCEPlusFIPS140-3 Strict profile

5

A place holder for OpenJCEPlusFIPS 140-3 strict profile test failures as https://github.com/ibmruntimes/openj9-openjdk-jdk/issues/859#issuecomment-2407439154.

JinhangZhang

cmdLineTester_criu_nonPortableRestore_10_FAILED TestSingleThreadModeRestoreException j9vm.225 ASSERTION FAILED openj9/runtime/vm/VMAccess.cpp:133: (!(vmThread->inNative))

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**Failure link** --- From internal [Test_openjdk11_j9_sanity.functional_ppc64le_linux_testList_0](https://hyc-runtimes-jenkins.swg-devops.com/job/Test_openjdk11_j9_sanity.functional_ppc64le_linux_testList_0/787/) (ubu22lert-1) ```**Java Version** java version "11.0.25-beta" 2024-10-15 IBM Semeru Runtime Certified Edition 11.0.25+8-202410142211 (build 11.0.25-beta+8-202410142211) Eclipse OpenJ9 VM 11.0.25+8-202410142211 (build master-edb9e2e598, JRE 11 Linux...

JasonFengJ9

AOT Support for Method Handles (OpenJDK Implementation)

1

This issue describes a staged approach to enable AOT support for Method Handles (MH) for the OpenJDK Implementation (JDK17+); only AOT w/ SVM will/can be supported. ### 1. Unresolved Dispatch...

dsouzai

WIP: Adjust arguments to transformed UnsafeAPI calls when offheap is enabled

1

During recognizedCallTransformer and unsafeFastPath, `Unsafe.getAndAdd()` or `Unsafe.getAndSet()` can be transformed into an `atomicFetchAndAdd`/`atomicSwap` helper call. For the UnsafeAPI methods, the destination address is passed in as two separate values: a...

midronij

Set log file in TR_Debug at client

1

When a client recompiles a method locally following a remote compilation (enabled with the enableJITServerFollowRemoteCompileWithLocalCompile option) it must set up a local log file for compilation traces if necessary. Previously,...

cjjdespres