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‎docs/reference-manual/native-image/DebuggingAndDiagnostics.md‎

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@@ -16,4 +16,4 @@ Native Image provides utilities for debugging and inspecting the produced binary
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- For performance analysis, see [Linux Perf Profiler Support in Native Image](PerfProfiling.md)
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- For an overall insight regarding build phases and the contents of a native executable, use [Build Reports](BuildReport.md)
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- For native memory tracking, see [Native Memory Tracking (NMT)](NMT.md)
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- See the [Java Diagnostic Command documentation](JCmd.md) for instructions on using `jcmd`.
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- See the [Java Diagnostic Command documentation](JCmd.md) for instructions on using `jcmd`.

‎docs/reference-manual/native-image/JCmd.md‎

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```
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When enabling support for `jcmd`, you may also want to include additional monitoring features, such as JDK Flight Recorder or heap dumps.
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Including multiple monitoring features during the Native Image build process unlocks access to more diagnostic commands at runtime. For example:
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Including multiple monitoring features during the Native Image build process unlocks access to more diagnostic commands at runtime.
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For example:
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```shell
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native-image --enable-monitoring=jcmd,jfr,heapdump YourApplication
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```
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The following key-value pairs are supported:
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| Name | Included with `--enable-monitoring=` | Description |
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|--------------------------|-------------------------------------------------|-----------------------------------------------------------------------------------------------------|
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| Compiler.dump_code_cache | Only available with Truffle runtime compilation | Print information about all compiled methods in the code cache. |
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| GC.heap_dump | heapdump | Generate a HPROF format dump of the Java heap. |
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| GC.run | Always available | Call `java.lang.System.gc()`. |
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| JFR.start | jfr | Starts a new JFR recording. |
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| JFR.stop | jfr | Stops a JFR recording. |
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| JFR.check | jfr | Checks running JFR recording(s). |
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| JFR.dump | jfr | Copies contents of a JFR recording to file. Either the name or the recording id must be specified. |
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| Thread.dump_to_file | Always available | Dump threads, with stack traces, to a file in plain text or JSON format. |
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| Thread.print | Always available | Print all threads with stacktraces. |
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| VM.command_line | Always available | Print the command line used to start this VM instance. |
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| VM.native_memory | nmt | Print native memory usage. |
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| VM.system_properties | Always available | Print native memory usage |
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| VM.uptime | Always available | Print VM uptime. |
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| VM.version | Always available | Print JVM version information. |
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| help | Always available | Display help information. |
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| Name | Included with `--enable-monitoring=` | Description |
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|--------------------------|-------------------------------------------------|----------------------------------------------------------------------------------------------------|
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| Compiler.dump_code_cache | Only available with Truffle runtime compilation | Print information about all compiled methods in the code cache. |
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| GC.heap_dump | heapdump | Generate a HPROF format dump of the Java heap. |
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| GC.run | Always available | Call `java.lang.System.gc()`. |
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| JFR.start | jfr | Starts a new JFR recording. |
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| JFR.stop | jfr | Stops a JFR recording. |
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| JFR.check | jfr | Checks running JFR recording(s). |
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| JFR.dump | jfr | Copies contents of a JFR recording to file. Either the name or the recording id must be specified. |
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| Thread.dump_to_file | Always available | Dump threads, with stack traces, to a file in plain text or JSON format. |
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| Thread.print | Always available | Print all threads with stacktraces. |
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| VM.command_line | Always available | Print the command line used to start this VM instance. |
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| VM.native_memory | nmt | Print native memory usage. |
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| VM.system_properties | Always available | Print system properties. |
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| VM.uptime | Always available | Print VM uptime. |
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| VM.version | Always available | Print JVM version information. |
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| help | Always available | Display help information. |
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## Performance
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