DOCS-10653 - Document replication rollback log component.

Author: jdestefano-mongo

source/includes/options-conf.yaml

@@ -148,6 +148,17 @@ replacement:
   version: ".. versionadded:: 3.6"
 ---
 program: conf
+name: systemLog.component.replication.rollback.verbosity
+inherit:
+  name: systemLog.component.name.verbosity
+  program: _shared
+  file: options-shared.yaml
+replacement:
+  component_type: "rollback"
+  component_data: ":data:`ROLLBACK`"
+  version: ".. versionadded:: 3.6"
+---
+program: conf
 name: systemLog.component.sharding.verbosity
 inherit:
   name: systemLog.component.name.verbosity

source/reference/configuration-options.txt

@@ -165,6 +165,12 @@ Core Options
 
          # COMMENT some component verbosity settings omitted for brevity
 
+         replication:
+            verbosity: <int>
+            heartbeats:
+               verbosity: <int>
+            rollback:
+               verbosity: <int>
          storage:
             verbosity: <int>
             journal:
@@ -192,6 +198,8 @@ Core Options
 
 .. include:: /includes/option/setting-conf-systemLog.component.replication.heartbeats.verbosity.rst
 
+.. include:: /includes/option/setting-conf-systemLog.component.replication.rollback.verbosity.rst
+
 .. include:: /includes/option/setting-conf-systemLog.component.sharding.verbosity.rst
 
 .. include:: /includes/option/setting-conf-systemLog.component.storage.verbosity.rst

source/reference/log-messages.txt

@@ -228,6 +228,18 @@ categorization of the messages:
    unset, MongoDB uses the :data:`REPL` verbosity level for
    :data:`REPL_HB` components.
 
+.. data:: ROLLBACK
+
+   Messages related to :ref:`rollback<replica-set-rollbacks>` operations. To specify the log level for
+   :data:`ROLLBACK` components, set the
+   :setting:`systemLog.component.replication.rollback.verbosity`
+   parameter.
+
+   :data:`REPL` is the parent component of :data:`ROLLBACK`. If
+   :setting:`systemLog.component.replication.rollback.verbosity` is
+   unset, MongoDB uses the :data:`REPL` verbosity level for
+   :data:`ROLLBACK` components.
+
 .. data:: SHARDING
 
    Messages related to sharding activities, such as the startup of