Loader for 2.9 (v5): Java Heap leak profiler

ap-loader v5

• Add new jattach methods (AsyncProfilerLoader.jattach(Path agent, String args)) to make using it programmatically easier
• Add new AsyncProfilerLoader.extractCustomLibraryFromResources(ClassLoader, String)
  method to extract a custom library from the resources
  • this also has a variant that looks in an alternative resource directory if the resource does not exist

The following is copied from the wrapped async-profiler release by Andrei Pangin. The source code linked below should be ignored.

v2.9

Features

• Java Heap leak profiler
• meminfo command to print profiler's memory usage
• Profiler API with embedded agent as a Maven artifact

Improvements

• --include/--exclude options in the FlameGraph converter
• --simple and --dot options in jfr2flame converter
• An option for agressive recovery of [unknown_Java] stack traces
• Do not truncate signatures in collapsed format
• Display inlined frames under a runtime stub

Bug fixes

• Profiler did not work with Homebrew JDK
• Fixed allocation profiling on Zing
• Various jfrsync fixes
• Symbol parsing fixes
• Attaching to a container on Linux 3.x could fail

Loader for 1.8.8 (v4): Maintenance release

ap-loader v4

• AsyncProfiler.isSupported() now returns false if the OS is not supported by any async-profiler binary, fixes #5

The following is copied from the wrapped async-profiler release by Andrei Pangin. The source code linked below should be ignored.

v1.8.8

Bug fixes

• Could not find NativeLibrary_load on JDK 11.0.15

Loader for 1.8.7 (v4): Maintenance release

ap-loader v4

• AsyncProfiler.isSupported() now returns false if the OS is not supported by any async-profiler binary, fixes #5

The following is copied from the wrapped async-profiler release by Andrei Pangin. The source code linked below should be ignored.

v1.8.7

Bug fixes

• Workaround for JDK-8173361
• Backported fix for "Accept timed out" exception

Loader for 2.9 (v4): Java Heap leak profiler

ap-loader v4

• AsyncProfiler.isSupported() now returns false if the OS is not supported by any async-profiler binary, fixes #5

The following is copied from the wrapped async-profiler release by Andrei Pangin. The source code linked below should be ignored.

v2.9

Features

• Java Heap leak profiler
• meminfo command to print profiler's memory usage
• Profiler API with embedded agent as a Maven artifact

Improvements

• --include/--exclude options in the FlameGraph converter
• --simple and --dot options in jfr2flame converter
• An option for agressive recovery of [unknown_Java] stack traces
• Do not truncate signatures in collapsed format
• Display inlined frames under a runtime stub

Bug fixes

• Profiler did not work with Homebrew JDK
• Fixed allocation profiling on Zing
• Various jfrsync fixes
• Symbol parsing fixes
• Attaching to a container on Linux 3.x could fail

Loader for 2.8.3 (v3): Maintenance release

ap-loader v3

• Create specific artifacts for each platform fixing previous issues with maven version updates (issue #4, thanks @ginkel for reporting it)

The following is copied from the wrapped async-profiler release by Andrei Pangin. The source code linked below should be ignored.

v2.8.3

Improvements

• Support virtualized ARM64 macOS
• A switch to generate auxiliary events by async-profiler or FlightRecorder in jfrsync mode

Bug fixes

• Could not recreate perf_events after the first failure
• Handle different versions of Zing properly
• Do not call System.loadLibrary, when libasyncProfiler is preloaded

Loader for 2.9 (v3): Java Heap leak profiler

ap-loader v3

• Create specific artifacts for each platform fixing previous issues with maven version updates (issue #4, thanks @ginkel for reporting it)

The following is copied from the wrapped async-profiler release by Andrei Pangin. The source code linked below should be ignored.

v2.9

Features

• Java Heap leak profiler
• meminfo command to print profiler's memory usage
• Profiler API with embedded agent as a Maven artifact

Improvements

• --include/--exclude options in the FlameGraph converter
• --simple and --dot options in jfr2flame converter
• An option for agressive recovery of [unknown_Java] stack traces
• Do not truncate signatures in collapsed format
• Display inlined frames under a runtime stub

Bug fixes

• Profiler did not work with Homebrew JDK
• Fixed allocation profiling on Zing
• Various jfrsync fixes
• Symbol parsing fixes
• Attaching to a container on Linux 3.x could fail

Loader for 2.8.3 (v2): Maintenance release

ap-loader v2

• Fixed the library version in the pom #3 again (thanks to @gavlyukovskiy, @dpsoft and @krzysztofslusarski for spotting the bug)

The following is copied from the wrapped async-profiler release by Andrei Pangin. The source code linked below should be ignored.

v2.8.3

Improvements

• Support virtualized ARM64 macOS
• A switch to generate auxiliary events by async-profiler or FlightRecorder in jfrsync mode

Bug fixes

• Could not recreate perf_events after the first failure
• Handle different versions of Zing properly
• Do not call System.loadLibrary, when libasyncProfiler is preloaded

Loader for 2.9 (v2): Java Heap leak profiler

ap-loader v2

• Fixed the library version in the pom #3 again (thanks to @gavlyukovskiy, @dpsoft and @krzysztofslusarski for spotting the bug)

The following is copied from the wrapped async-profiler release by Andrei Pangin. The source code linked below should be ignored.

v2.9

Features

• Java Heap leak profiler
• meminfo command to print profiler's memory usage
• Profiler API with embedded agent as a Maven artifact

Improvements

• --include/--exclude options in the FlameGraph converter
• --simple and --dot options in jfr2flame converter
• An option for agressive recovery of [unknown_Java] stack traces
• Do not truncate signatures in collapsed format
• Display inlined frames under a runtime stub

Bug fixes

• Profiler did not work with Homebrew JDK
• Fixed allocation profiling on Zing
• Various jfrsync fixes
• Symbol parsing fixes
• Attaching to a container on Linux 3.x could fail

Loader for 2.9 (v1): Java Heap leak profiler

ap-loader v1

• Fixed the library version in the pom #3 (thanks to @gavlyukovskiy for spotting this)

The following is copied from the wrapped async-profiler release by Andrei Pangin. The source code linked below should be ignored.

v2.9

Features

• Java Heap leak profiler
• meminfo command to print profiler's memory usage
• Profiler API with embedded agent as a Maven artifact

Improvements

• --include/--exclude options in the FlameGraph converter
• --simple and --dot options in jfr2flame converter
• An option for agressive recovery of [unknown_Java] stack traces
• Do not truncate signatures in collapsed format
• Display inlined frames under a runtime stub

Bug fixes

• Profiler did not work with Homebrew JDK
• Fixed allocation profiling on Zing
• Various jfrsync fixes
• Symbol parsing fixes
• Attaching to a container on Linux 3.x could fail

Loader for 2.8.3: Maintenance release

Copied from the wrapped async-profiler release by Andrei Pangin. The source code linked below should be ignored.

v2.8.3

Improvements

• Support virtualized ARM64 macOS
• A switch to generate auxiliary events by async-profiler or FlightRecorder in jfrsync mode

Bug fixes

• Could not recreate perf_events after the first failure
• Handle different versions of Zing properly
• Do not call System.loadLibrary, when libasyncProfiler is preloaded