Loader for 4.5 (v13): async-profiler 4.5

ap-loader v13

• Support async-profiler 4.5

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

What's new

Features

• #1755: Span API for latency profiling
• #1758: Parse DWARF unwinding info in the .debug_frame section
• #1768: Compatibility with OpenTelemetry Profiles Alpha

Improvements

• #1765: JDK 27 support
• #1737: Hot Code Heap support (JDK-8326205)
• #1739: Build jfr-converter as a GraalVM Native Image

Breaking changes

• #1768: otlp format has changed in accordance with opentelemetry-proto v1.10.0
• #1728: AsyncProfiler.dumpOtlp() now accepts Counter argument

Bug fixes

• #1406: Long time-to-safepoint pause when attaching asprof
• #1740: Re-register custom events on every JFR chunk
• #1746: Flush wall-clock events on dump or JFR chunk rotation
• #1749: Prefer non-real-time signals for profiling
• #1752: Heatmap visualization fixes
• #1756: Runtime attach fails on JVMs with many native libraries
• #1760: Async-profiler should choose the same clock for timestamps as JFR
• #1766: Method Tracing retransformed redundant classes