mongodb · andf-mongodb · Jul 16, 2021 · May 11, 2021 · Jun 9, 2021 · Jun 11, 2021
diff --git a/source/includes/fact-platform-s390x-community.rst b/source/includes/fact-platform-s390x-community.rst
@@ -1,3 +1,14 @@
+.. note:: Platform Support EOL Notice
+
+   .. list-table::
+      :widths: 20 80
+      :class: border-table
+
+      * - SLES 12 s390x
+        - Support removed in MongoDB Community 4.4.7.
+
+   |
+
 .. list-table::
    :header-rows: 1
    :stub-columns: 1
@@ -22,7 +33,7 @@
      -
 
    * - SLES 12
-     - |checkmark|
+     - Removed starting in 4.4.7
      - 4.2.0 - 4.2.9
      - 4.0.6 - 4.0.13
      -

diff --git a/source/includes/fact-platform-s390x-enterprise.rst b/source/includes/fact-platform-s390x-enterprise.rst
@@ -5,7 +5,10 @@
       :class: border-table
 
       * - RHEL 6 s390x
-        - Support removed in MongoDB 4.4+ Enterprise.
+        - Support removed in MongoDB Enterprise 4.4+.
+
+      * - SLES 12 s390x
+        - Support removed in MongoDB Enterprise 4.4.7.
 
    |
 
@@ -33,7 +36,7 @@
      - 3.6.0 - 3.6.13
 
    * - SLES 12
-     - |checkmark|
+     - Removed starting in 4.4.7
      - |checkmark|
      - 4.0.6+
      - 3.6.0 - 3.6.16

diff --git a/source/includes/fact-platform-support-enterprise-suse.rst b/source/includes/fact-platform-support-enterprise-suse.rst
@@ -8,11 +8,6 @@ MongoDB {+version+} Enterprise Edition supports the following
 
 MongoDB only supports the 64-bit versions of these platforms.
 
-MongoDB {+version+} Enterprise Edition on
-:abbr:`SLES (SUSE Linux Enterprise Server)` also supports the
-:ref:`s390x <prod-notes-supported-platforms-s390x>` architecture on
-select platforms.
-
 See :ref:`prod-notes-supported-platforms` for more information.
 
 .. include:: /includes/admonition-wsl.rst
diff --git a/source/includes/fact-platform-support-suse.rst b/source/includes/fact-platform-support-suse.rst
@@ -8,11 +8,6 @@ MongoDB {+version+} Community Edition supports the following
 
 MongoDB only supports the 64-bit versions of these platforms.
 
-MongoDB {+version+} Community Edition on
-:abbr:`SLES (SUSE Linux Enterprise Server)` also supports the
-:ref:`s390x <prod-notes-supported-platforms-s390x>` architecture on
-select platforms.
-
 See :ref:`prod-notes-supported-platforms` for more information.
 
 .. include:: /includes/admonition-wsl.rst
diff --git a/source/reference/command/validate.txt b/source/reference/command/validate.txt
@@ -278,6 +278,23 @@ Specify :ref:`full: true <cmd-validate-full>` for more detailed output.
 
    *Available starting in MongoDB 4.2 (and 4.0.10+ and 3.6.13+)*
 
+.. data:: validate.corruptRecords
+
+   An array of ``RecordId`` values for documents that are unreadable,
+   possibly because the data is damaged. These documents are reported as
+   corrupt during validation. A ``RecordId`` is a 64-bit integer
+   internal key that uniquely identifies a document in a collection.
+
+   .. code-block:: javascript
+      :copyable: false
+
+      "corruptRecords" : [
+         NumberLong(1),  // RecordId 1
+         NumberLong(2)   // RecordId 2
+      ]
+
+   .. versionadded:: 4.4.7
+
 .. data:: validate.ok
 
    An integer with the value ``1`` when the command succeeds. If the

diff --git a/source/reference/configuration-options.txt b/source/reference/configuration-options.txt
@@ -2734,7 +2734,7 @@ Key Management Configuration Options
    *Type*: string
 
 
-   .. versionadded:: 4.0
+   .. versionadded:: 4.0 (and 4.2.15 and 4.4.7)
 
       Available on Windows and macOS as an alternative to
       :setting:`security.kmip.clientCertificateFile`. 
@@ -2750,7 +2750,7 @@ Key Management Configuration Options
    where the property can be one of the following:
 
    .. include:: /includes/extracts/ssl-facts-certificate-selector-properties.rst
-   
+
    .. include:: /includes/fact-enterprise-only-admonition.rst
 
 

diff --git a/source/reference/parameters.txt b/source/reference/parameters.txt
@@ -251,6 +251,21 @@ Authentication Parameters
    start-up, and cannot change this setting with the
    :dbcommand:`setParameter` database command.
 
+.. parameter:: maxValidateMemoryUsageMB
+
+   .. versionadded:: 4.4.7
+
+   *Default*: 200
+
+   The maximum memory usage limit in megabytes for the
+   :dbcommand:`validate` command. If the limit is exceeded,
+   :dbcommand:`validate` returns as many results as possible and warns
+   that not all corruption might be reported because of the limit.
+
+   You can set :parameter:`maxValidateMemoryUsageMB` during startup, and
+   can change this setting using the :dbcommand:`setParameter` database
+   command.
+
 .. parameter:: ocspEnabled
 
    .. versionadded:: 4.4
@@ -2179,11 +2194,40 @@ Logical Session
 
    |mongod-only|
 
-   Number of threads to use to apply replicated operations in parallel.
-   Values can range from 1 to 256 inclusive. You can only set
+   Maximum number of threads to use to apply replicated operations in
+   parallel. Values can range from 1 to 256 inclusive. You can only set
    :parameter:`replWriterThreadCount` at startup and cannot change this
    setting with the :dbcommand:`setParameter` command.
 
+   .. seealso::
+
+      :parameter:`replWriterMinThreadCount`
+
+.. parameter:: replWriterMinThreadCount
+
+   .. versionadded:: 4.4.7
+
+   *Type*: integer
+
+   *Default*: 0
+
+   |mongod-only|
+
+   Minimum number of threads to use to apply replicated operations in
+   parallel. Values can range from 0 to 256 inclusive. You can only set
+   :parameter:`replWriterMinThreadCount` at startup and cannot change
+   this setting with the :dbcommand:`setParameter` command.
+
+   Parallel application of replication operations uses up to
+   :parameter:`replWriterThreadCount` threads. If
+   :parameter:`replWriterMinThreadCount` is configured with a value
+   less than :parameter:`replWriterThreadCount`, the thread pool will
+   timeout idle threads until the total count of threads in the thread
+   pool is equal to :parameter:`replWriterMinThreadCount`.
+
+   :parameter:`replWriterMinThreadCount` must be configured with a value
+   that is less than or equal to :parameter:`replWriterThreadCount`.
+
 .. parameter:: rollbackTimeLimitSecs
 
    *Type*: 64-bit integer

diff --git a/source/reference/program/mongod.txt b/source/reference/program/mongod.txt
@@ -3345,7 +3345,7 @@ Encryption Key Management Options
 .. option:: --kmipClientCertificateSelector <string>
 
 
-   .. versionadded:: 4.0
+   .. versionadded:: 4.0 (and 4.2.15 and 4.4.7)
 
       Available on Windows and macOS as an alternative to
       :option:`--kmipClientCertificateFile`. 

diff --git a/source/release-notes/4.0.txt b/source/release-notes/4.0.txt
@@ -1005,9 +1005,8 @@ and macOS for internal TLS/SSL communication within a cluster.
 The option :option:`--kmipClientCertificateSelector <mongod
 --kmipClientCertificateSelector>`
 (:setting:`security.kmip.clientCertificateSelector`) allows
-:binary:`~bin.mongod` and :binary:`~bin.mongos` to use system TLS/SSL
-certificate stores for Windows and macOS when using TLS/SSL connection to the
-KMIP server.
+:binary:`~bin.mongod` to use system TLS/SSL certificate stores for
+Windows and macOS when using TLS/SSL connection to the KMIP server.
 
 .. _4.0-deprecate-mmapv1: