btraceio/

btrace

BTrace - a safe, dynamic tracing tool for the Java platform

Owners:

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USD raised

Recent activities

jbachorik added the repository

over 6 years ago

Issues

Funded Unfunded Rewarded Closed

help!! btrace issue

Unfunded#685created bycf0415

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SDKman installs btrace 2.2.0 instead of 2.2.6 ... also says 2.2.0 is the prescribed version

Unfunded#848created bykjjaeger

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ClassFileApiBackend: implement @TargetInstance and Kind.CALL support

Unfunded#844created byjbachorik

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ClassFileApiBackend (Java 26+): @Return, @TargetInstance, @Duration handlers not implemented

Unfunded#837created byjbachorik

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[Libretto] Fix thread safety, error handling, and code clarity in agent bootstrap

Unfunded#833created byjbachorik

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Broken Links in README

Unfunded#826created bycortlepp

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Support JDKs more recent than 8 (or at least document this hard requirement)

Unfunded#825created bycortlepp

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Action Required: Fix Renovate Configuration

Unfunded#824created byrenovate[bot]

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✨ Set up Copilot instructions

Unfunded#782created byjbachorik

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problem with scriptOutputFile

Unfunded#741created byalessioingrosso

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Update documentation to clarify setup of tools.java/jmods

Unfunded#730created bythomaswp

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BTraceUtils.Threads.jstack(Thread t)/jstackStr(Thread t) ?

Unfunded#712created bysmagellan

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Best way to enable java.lang.* classes tracing?

Unfunded#702created bysmagellan

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Exception in thread "main" java.lang.IndexOutOfBoundsException: Index 0 out of bounds for length 0

Unfunded#695created bysuccessfBoy

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@TargetMethodOrFiled gives user provided specification value instead of instrumented object's value when used with Kind.FIELD_GET or Kind.FIELD_SET

Unfunded#694created byyewton

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BTrace v2.0.2 is unable to enable the unsafe mode

Unfunded#686created bycf0415

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External Validation for BTrace Compatibility on Newer JDKs

Unfunded#849created byGG-Feng

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Clarify the versions of java which Btrace can target

Unfunded#681created bySkrrtBacharach

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Does the BTrace agent support java 21?

Unfunded#676created byproninmax

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The gradle-wrapper.jar is stale with respect to gradle version.

Unfunded#668created byHappyHacker123

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MT-safety of HistoOnEvent example

Unfunded#647created bymagicwerk

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VerifyError: Bad type on operand stack

Unfunded#644created bymagicwerk

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NoClassDefFoundError for ConcurrentAutoTable and others when running an application with BTrace

Unfunded#643created bymagicwerk

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Review target compileJava15Java in btrace-runtime/build.gradle

Unfunded#635created bymagicwerk

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NoClassDefFoundError for NonBlockingIdentityHashMap when running an application with BTrace

Unfunded#632created bymagicwerk

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Build fails with missing artifact

Unfunded#631created bymagicwerk

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Windows batch scripts do not work properly

Unfunded#630created bymagicwerk

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[BTRACE WARN] Class verification failed:

Unfunded#625created bywpf1070816930

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JAR artifacts are shadowed with the version number

Unfunded#611created byjbachorik

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Adding XStream to the dependencies error

Unfunded#592created byamirdeljouyi

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Btrace doesn't trace methods when trusted is true

Unfunded#582created byamirdeljouyi

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[3.0] Client builds a malformed cmdQueueLimit agent-arg token

Unfunded#886created byjbachorik

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PreparedModeAuthenticationFunctionalTest hangs intermittently on V2/V2, silently consuming the job timeout

Unfunded#932created byjbachorik

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@ExternalType covers only part of a typical target API

Unfunded#931created byjbachorik

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[3.0] Three merged fixes silently reverted by release-prep commit f298251e

Unfunded#920created byjbachorik

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[3.0] Reconcile the three coexisting extension descriptor formats

Unfunded#919created byjbachorik

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[3.0] Refresh ExtensionManifestFormat doc examples from 2.3+ to 3.0+

Unfunded#918created byjbachorik

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Add a skill for creating BTrace extensions for target libraries and frameworks

Unfunded#907created byjbachorik

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[3.0] Add migration prompt/skill for legacy custom system-support packaging

Unfunded#906created byjbachorik

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[3.0] Publish a batteries-included artifact so jbang users get the default extensions

Unfunded#901created byjbachorik

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[3.0] btrace-dtrace shadowJar ships an empty jar (stale org/openjdk include filter)

Unfunded#892created byjbachorik

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[3.0] Integration coverage gaps: default auto-negotiate/V1 untested on PRs; @OnProbe silently skipped

Unfunded#891created byjbachorik

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[3.0] Recursion is caught by neither verifier layer — violates bounded-execution guarantee

Unfunded#890created byjbachorik

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[3.0] Extensions pre-release fixes (dist bundles test/examples; statsd DNS on probe thread; stddev overflow)

Unfunded#889created byjbachorik

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[3.0] btrace-runtime pre-release hardening (MBean leak, detach NPE, swallowed handlers, profiler spins)

Unfunded#888created byjbachorik

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[3.0] Client fails to start with ExceptionInInitializerError when JAVA_HOME is unset

Unfunded#887created byjbachorik

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Javaagent args for output directory seems wrong

Unfunded#578created byjoachimhs

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[3.0] enableAt/@Level gating is inoperative end-to-end (fails open, untested)

Unfunded#885created byjbachorik

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[3.0] Published Maven surface omits coordinates the README and plugins resolve

Unfunded#884created byjbachorik

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[3.0] Gradle plugin matches stale org/openjdk extension descriptors — auto-detection is dead code

Unfunded#883created byjbachorik

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[3.0] Code readiness for pervasive adoption

Unfunded#882created byjbachorik

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[3.0] Establish final JDK, protocol, packaging, and RC release gates

Unfunded#881created byjbachorik

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[3.0] Add acquisition-path and first-trace smoke tests

Unfunded#880created byjbachorik

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[3.0] Repair or explicitly withdraw Maven fat-agent support

Unfunded#879created byjbachorik

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[3.0] Make Gradle fat-agent bundled probes execute end to end

Unfunded#878created byjbachorik

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[3.0] Add regression coverage for embedded extension permission enforcement

Unfunded#877created byjbachorik

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[3.0] Fix Gradle extension annotation discovery for io.btrace descriptors

Unfunded#876created byjbachorik

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[3.0] Add btrace doctor and actionable dynamic-agent failure guidance

Unfunded#875created byjbachorik

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[3.0] Secure the prepared-mode BTrace control endpoint

Unfunded#874created byjbachorik

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[3.0] Make agent telemetry explicitly opt-in

Unfunded#873created byjbachorik

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[3.0] Decide prepared-agent security and client compatibility policy

Unfunded#872created byjbachorik

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tools.jar does not exist.

Unfunded#434created byrealyong

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Can not trace the invocation of java.util.Timezone.setDefault() use JDK 8

Unfunded#486created byQuaresma

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Getting Trace of Classes in External Libraries

Unfunded#484created byEhsanMashhadi

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can not trace the constructor method use jdk8 in window10

Unfunded#483created bylingpeiyong

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Instance classes don't work in JDK11

Unfunded#482created bymikeb01

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btrace.bat of btrace-v2.2.0-bin.zip has a bug

Unfunded#480created bylingpeiyong

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btrace can't run : show ""D:\Program Files\Java\jdk-11.0.11/jmods/" was unexpected at this time."

Unfunded#479created bytgl123

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git clone not successful

Unfunded#478created bytgl123

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Cannot use with OpenJDK 15

Unfunded#477created byShawyeok

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jdk11 Class verification failed

Unfunded#473created byzhenbianshu

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BTrace launchers do not work on JDK 16

Unfunded#458created byjbachorik

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AllLines not working, raises java.lang.VerifyError

Unfunded#456created bydecster

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ExceptionInInitializerError from NullPointerException in btrace.core.Messages.<clinit>

Unfunded#455created bylacinoire

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How to check the self method duration

Unfunded#448created bymgazizova

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java.lang.NoClassDefFoundError: Could not initialize class org.openjdk.btrace.core.Messages

Unfunded#435created bytmacjx

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[Performance Bug Report] Specific input cause time differences in CallGraph.java

Unfunded#489created bySomeoneAlice

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Failure when reapplying a probe for JDK 15

Unfunded#431created byjbachorik

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Btrace output beyond Strings?

Unfunded#428created bylollipopman

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Hi , if i get the changes of variables a and b in the whole process using btrace?

Unfunded#427created byxiao1i

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BTrace checks only first return in traced method

Unfunded#426created bymgazizova

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Why I BTrace script has't not result but 0

Unfunded#412created byJMCuixy

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Sample in BTraceTutorial.md may use outdated getInt method

Unfunded#423created byymmihw

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Btrace 2.0.2 get an error on Win10

Unfunded#422created bychLemon

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download error

Unfunded#421created bychLemon

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Can BTrace sending the trace info to another host using socket communication?

Unfunded#420created byTheodoreSKong

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Null pointer exception while trying to trace one of the spark method

Unfunded#414created bymjose007

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Cannot print info to console

Unfunded#416created byTheodoreSKong

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Traced application can deadlock on exit

Unfunded#417created byjbachorik

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@OnMethod with @Location(RETURN) and @Level causes NoSuchFieldError: $btrace$$level

Unfunded#419created bym4tiz5zktonj

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compiled failed with "Could not target platform: 'Java SE 11' using tool chain: 'JDK 9 (1.9)'."

Unfunded#404created byTheodoreSKong

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Deadlock in multithread application

Unfunded#539created bywaihangcheung

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Is adding method printStrings with a ... array possible?

Unfunded#577created byjoachimhs

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Unsupported class file major version 29281

Unfunded#575created byjoachimhs

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Does the BTrace agent support java 17?

Unfunded#574created byjoachimhs

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btrace INFO: Attaching BTrace to PID: 3866 Broken pipe

Unfunded#567created bytestabcd22

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Throw NoSuchFieldException when call getInt() method

Unfunded#565created byGGGGGHT

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Exception in thread "main" java.lang.NullPointerException

Unfunded#561created bysigezhao

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Stack map does not match the one at exception handler

Unfunded#560created byDamianSheldon

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Disable BTrace debug logging

Unfunded#558created bykushal-ti

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Issue with using BTrace with kotlin coroutines

Unfunded#557created bykushal-ti

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how to avoid IllegalAccessExceptions

Unfunded#555created bykushal-ti

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run ./gradlew buildDistributions went wrong:

Unfunded#554created byxiangb2001

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Use MDC variables in Btrace Trusted mode

Unfunded#550created bykushal-ti

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When using btrace to log return value breaks the java application

Unfunded#549created bydavidgargti20

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Tracing conditionals

Unfunded#541created byCatalinAdlerDF

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NoClassDefFoundError TaskListener

Unfunded#418created byspiderqn

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REG questions

Unfunded#538created byTheodoreSKong

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how can I call exit() in a shell script when I want to terminate the monitoring?

Unfunded#537created byTheodoreSKong

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Class versions V1_5 or less must use F_NEW frames.

Unfunded#533created byAdelaPro2

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btrace 2.2.1 can not work in openjdk11 and openjdk17,but openjdk8 is well

Unfunded#527created bybaymax55

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How to solve this problem?

Unfunded#525created bymianqiangsheng

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Return type is ignored in the 'type' check

Unfunded#517created byjbachorik

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Add JFR event support to JDK 8

Unfunded#511created byjbachorik

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JFR event definition category is not working

Unfunded#510created byjbachorik

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Explicit method descriptor matching does not work properly for overloaded methods

Unfunded#509created byjbachorik

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Requirements on Sampling

Unfunded#508created byTheodoreSKong

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the btrace.bat file in the last release (btrace-v2.2.0-bin.zip) is wrong

Unfunded#507created byJunior233

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Issues with java.lang.ClassFormatError.

Unfunded#499created byksiczek

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BTrace probe's output is not being redirected for the first connection.

Unfunded#498created byksiczek

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Cant start btrace because of wrong windows script

Unfunded#491created bybonaluo

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Recent activities

jbachorik added the repository

over 6 years ago

btrace

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