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| author | Mike McLaughlin <mikem@microsoft.com> | 2022-08-05 23:01:14 +0300 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-08-05 23:01:14 +0300 |
| commit | 543bcc5ee7d6a2b9471b016770227421c43a756e (patch) | |
| tree | d88745f7cb489778d841b756305d667cbc2f1fa2 /docs | |
| parent | 4b7f748b510906834dd51cb2ce9a9752efa819d9 (diff) | |
Misc createdump fixes (#73426)
Add --crashreportonly command line option that doesn't generated a dump.
Add matching DOTNET_EnableCrashReportOnly env var.
Add LoadModule error logging for MacOS.
Make DAC validate EEClass and MethodDesc functions more robust on Linux/MacOS so SOS's eestack and dumpstack commands don't segfault.
Update createdump doc.
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/design/coreclr/botr/xplat-minidump-generation.md | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/docs/design/coreclr/botr/xplat-minidump-generation.md b/docs/design/coreclr/botr/xplat-minidump-generation.md index 9160b673d0f..a936b200ca4 100644 --- a/docs/design/coreclr/botr/xplat-minidump-generation.md +++ b/docs/design/coreclr/botr/xplat-minidump-generation.md @@ -56,13 +56,18 @@ NOTE: Core dump generation in docker containers require the ptrace capability (- Any configuration or policy is set with environment variables which are passed as options to the _createdump_ utility. +Starting with .NET 7.0 or greater the below environment variables can be prefixed with DOTNET_ or COMPlus_. + Environment variables supported: - `COMPlus_DbgEnableMiniDump`: if set to "1", enables this core dump generation. The default is NOT to generate a dump. - `COMPlus_DbgMiniDumpType`: See below. Default is "2" MiniDumpWithPrivateReadWriteMemory. - `COMPlus_DbgMiniDumpName`: if set, use as the template to create the dump path and file name. See "Dump name formatting" for how the dump name can be formatted. The default is _/tmp/coredump.%p_. - `COMPlus_CreateDumpDiagnostics`: if set to "1", enables the _createdump_ utilities diagnostic messages (TRACE macro). +- `COMPlus_CreateDumpVerboseDiagnostics`: if set to "1", enables the _createdump_ utilities verbose diagnostic messages (TRACE_VERBOSE macro). +- `COMPlus_CreateDumpLogToFile`: if set, it is the path of the file to write the _createdump_ diagnostic messages. - `COMPlus_EnableCrashReport`: In .NET 6.0 or greater, if set to "1", createdump also generates a json formatted crash report which includes information about the threads and stack frames of the crashing application. The crash report name is the dump path/name with _.crashreport.json_ appended. +- `COMPlus_EnableCrashReportOnly`: In .NET 7.0 or greater, same as COMPlus_EnableCrashReport except the core dump is not generated. COMPlus_DbgMiniDumpType values: @@ -93,9 +98,12 @@ createdump [options] pid -u, --full - create full core dump. -d, --diag - enable diagnostic messages. -v, --verbose - enable verbose diagnostic messages. ---crashreport - write crash report file. +-l, --logtofile - file path and name to log diagnostic messages. +--crashreport - write crash report file (dump file path + .crashreport.json). +--crashreportonly - write crash report file only (no dump). --crashthread <id> - the thread id of the crashing thread. --signal <code> - the signal code of the crash. +--singlefile - enable single-file app check. ``` **Dump name formatting** |