DOCSP-23774-arm64-note (#1581)

Author: jason-price-mongodb

source/includes/diagnostic-backtrace-generation.rst

@@ -0,0 +1,13 @@
+Starting in MongoDB 4.4 running on Linux:
+
+- When the :binary:`~bin.mongod` and :binary:`~bin.mongos` processes
+  receive a ``SIGUSR2`` signal, backtrace details are added to the logs
+  for each process thread.
+
+- Backtrace details show the function calls for the process, which can
+  be used for diagnostics and provided to MongoDB Support if required.
+
+The backtrace functionality is available for these architectures:
+
+- ``x86_64``
+- ``arm64`` (starting in MongoDB 4.4.15 and 5.0.10)

source/release-notes/4.4.txt

@@ -2164,13 +2164,9 @@ Support for ``$natural`` Sort on Views
 Support for Diagnostic Backtrace Generation
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
-Starting in MongoDB 4.4, :binary:`~bin.mongod` and :binary:`~bin.mongos`
-processes running on Linux will now log a backtrace for each of their
-running threads upon receipt of a ``SIGUSR2`` signal. This backtrace can
-be analyzed for diagnostic information or provided to MongoDB support as
-needed. This functionality is currently available only on the ``x86_64``
-architecture. For more information on using this feature, see
-:ref:`sigusr2-diagnostic-backtrace`.
+.. include:: /includes/diagnostic-backtrace-generation.rst
+
+For more information, see :ref:`sigusr2-diagnostic-backtrace`.
 
 Container-aware FTDC Reporting
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

source/tutorial/manage-mongodb-processes.txt

@@ -206,12 +206,7 @@ Troubleshoot ``mongod`` Processes
 Generate a Backtrace
 ~~~~~~~~~~~~~~~~~~~~
 
-Starting in MongoDB 4.4, :binary:`~bin.mongod` and :binary:`~bin.mongos`
-processes running on Linux will now log a backtrace for each of their
-running threads upon receipt of a ``SIGUSR2`` signal. This backtrace can
-be analyzed for diagnostic information or provided to MongoDB support as
-needed. This functionality is currently available only on the ``x86_64``
-architecture.
+.. include:: /includes/diagnostic-backtrace-generation.rst
 
 To issue a ``SIGUSR2`` signal to a running :binary:`~bin.mongod`
 process, use the following command: