DOCSP-30985 standardize on fCV (#3437)

* DOCSP-30985 standardize on fCV

* DOCSP-30985 standardize on fCV

* DOCSP-30985 standardize on fCV

* macos broken case handling

Author: Dave Cuthbert

source/core/sharded-cluster-query-router.txt

@@ -361,7 +361,7 @@ Metadata Operations
 Additional Information
 ----------------------
 
-FCV Compatibility
+fCV Compatibility
 ~~~~~~~~~~~~~~~~~
 
 .. include:: /includes/fact-mongos-fcv.rst

source/core/transactions.txt

@@ -739,7 +739,7 @@ MongoDB provides various transactions metrics:
 
 ..  _transactions-fcv:
 
-Feature Compatibility Version (FCV)
+Feature Compatibility Version (fCV)
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 To use transactions, the :ref:`featureCompatibilityVersion <view-fcv>`

source/includes/3.6-featureCompatibility-copy-data.rst

@@ -1,11 +1,11 @@
 You cannot copy data between a MongoDB 4.0 :binary:`~bin.mongod`
-instance with :ref:`featureCompatibilityVersion (FCV) <view-fcv>` 4.0
+instance with :ref:`featureCompatibilityVersion (fCV) <view-fcv>` 4.0
 and a MongoDB version 3.6 :binary:`~bin.mongod` instance.
 
 .. note::
 
    You cannot copy data between a MongoDB 4.0 :binary:`~bin.mongod`
-   instance (regardless of the FCV value) and a MongoDB 3.4 and earlier
+   instance (regardless of the fCV value) and a MongoDB 3.4 and earlier
    :binary:`~bin.mongod` instance.
 
 For example:
@@ -17,28 +17,28 @@ For example:
      - Instance 2
      - 
 
-   * - Version 4.0 ``mongod`` with FCV 4.0
-     - Version 4.0 ``mongod`` with FCV 4.0
+   * - Version 4.0 ``mongod`` with fCV 4.0
+     - Version 4.0 ``mongod`` with fCV 4.0
      - Can copy data.
 
-   * - Version 4.0 ``mongod`` with FCV 4.0
-     - Version 4.0 ``mongod`` with FCV 3.6
+   * - Version 4.0 ``mongod`` with fCV 4.0
+     - Version 4.0 ``mongod`` with fCV 3.6
      - Can copy data.
 
-   * - Version 4.0 ``mongod`` with FCV 4.0
-     - Version 3.6 ``mongod`` with FCV 3.6
+   * - Version 4.0 ``mongod`` with fCV 4.0
+     - Version 3.6 ``mongod`` with fCV 3.6
      - Cannot copy data.  Instance 2 must be a MongoDB version 4.0
 
-   * - Version 4.0 ``mongod`` with FCV 3.6
-     - Version 3.6 ``mongod`` with FCV 3.6
+   * - Version 4.0 ``mongod`` with fCV 3.6
+     - Version 3.6 ``mongod`` with fCV 3.6
      - Can copy data.
 
-   * - Version 4.0 ``mongod`` with FCV 3.6
-     - Version 3.6 ``mongod`` with FCV 3.4
+   * - Version 4.0 ``mongod`` with fCV 3.6
+     - Version 3.6 ``mongod`` with fCV 3.4
      - Can copy data.
 
 In general, if the :binary:`~bin.mongod` instance has its
-:ref:`featureCompatibilityVersion (FCV) <view-fcv>` set to its MongoDB
+:ref:`featureCompatibilityVersion (fCV) <view-fcv>` set to its MongoDB
 version, you cannot copy data between that instance and a
 :binary:`~bin.mongod` instance of an earlier MongoDB version.
 

source/includes/arbiter-fcv-version.rst

@@ -1,3 +1,3 @@
 
-For example, an arbiter in a MongoDB |newversion| cluster, has an FCV
+For example, an arbiter in a MongoDB |newversion| cluster, has an fCV
 value of |oldversion|.

source/includes/arbiter-fcv.rst

@@ -1,5 +1,5 @@
 
 Arbiters do not replicate the :data:`admin.system.version` collection.
 Because of this, arbiters always have a Feature Compatibility Version equal
-to the downgrade version of the binary, regardless of the FCV value of the
+to the downgrade version of the binary, regardless of the fCV value of the
 replica set.

source/includes/change-stream/id.rst

@@ -12,7 +12,7 @@ The ``_id`` object has the following form:
    }
 
 The ``_data`` type depends on the MongoDB versions
-and, in some cases, the :ref:`feature compatibility version (FCV)
+and, in some cases, the :ref:`feature compatibility version (fCV)
 <view-fcv>` at the time of the change stream's
 opening or resumption. See :ref:`change-stream-resume-token` for the
 full list of ``_data`` types.

source/includes/changelogs/releases/3.4.18.rst

@@ -63,5 +63,5 @@ Internals
 - :issue:`SERVER-37424` Sys-perf: change v4.0 branch batch time to once a week
 - :issue:`SERVER-37425` Longevity tests -- increase batch time to once a year
 - :issue:`SERVER-37437` mongo longevity tests failing 
-- :issue:`SERVER-37647` Validation hook sets FCV to 3.4 no matter what version it currently is
+- :issue:`SERVER-37647` Validation hook sets fCV to 3.4 no matter what version it currently is
 

source/includes/changelogs/releases/3.4.19.rst

@@ -68,7 +68,7 @@ Internals
 - :issue:`SERVER-23818` Include Evergreen task ID in metadata sent to logkeeper
 - :issue:`SERVER-36250` Add support for optionally logging specific negotiated TLS versions 
 - :issue:`SERVER-37120` Turn off linux-replSet-initialsync-logkeeper Build Variant for 3.4 and 3.6 branches
-- :issue:`SERVER-37647` Validation hook sets FCV to 3.4 no matter what version it currently is
+- :issue:`SERVER-37647` Validation hook sets fCV to 3.4 no matter what version it currently is
 - :issue:`SERVER-37913` coll_epoch_test1.js does not wait for the config server to replicate after dropping collections.
 - :issue:`TOOLS-1566` Should not include "ssl" tag for Linux 64 build
 - :issue:`TOOLS-1742` import cycle between util and testutil

source/includes/changelogs/releases/3.6.13.rst

@@ -15,7 +15,7 @@ Sharding
 - :issue:`SERVER-36004` SessionUpdateTracker should ignore no-op entries for pre/post image oplogs
 - :issue:`SERVER-36457` mongos_rs_shard_failure_tolerance.js test should assert that the movePrimary command succeeds
 - :issue:`SERVER-39420` Remove in-memory boolean to indicate config.server.sessions collection set up
-- :issue:`SERVER-40136` The background key generator can remain disabled on FCV upgrade after a downgrade
+- :issue:`SERVER-40136` The background key generator can remain disabled on fCV upgrade after a downgrade
 
 Replication
 ~~~~~~~~~~~

source/includes/changelogs/releases/3.6.3.rst

@@ -85,7 +85,7 @@ Storage
 - :issue:`SERVER-32533` In oplog truncate with WT, don't use a start key
 - :issue:`SERVER-32573` Skip wt_delayed_secondary_read_concern_majority.js when running with WiredTiger's LSM tree
 - :issue:`SERVER-32637` Ensure that upgrading to 3.6 when on pv0 doesn't break if you don't explicitly turn off readConcernMajority
-- :issue:`SERVER-32851` setFeatureCompatibilityVersion can race with createCollection such that FCV 3.6 is set and some collections do not have UUIDs
+- :issue:`SERVER-32851` setFeatureCompatibilityVersion can race with createCollection such that fCV 3.6 is set and some collections do not have UUIDs
 
 Operations
 ~~~~~~~~~~
@@ -125,7 +125,7 @@ Internals
 - :issue:`SERVER-32169` A cursor created with a session cannot be killed outside that session
 - :issue:`SERVER-32197` Remote host is missing the debug symbols for hang_analyzer in evergreen.yml
 - :issue:`SERVER-32203` Log the remote EC2 instance status when a failure to access it is detected in evergreen.yml
-- :issue:`SERVER-32205` Dropping admin db sets FCV to 3.4 but leaves UUIDs
+- :issue:`SERVER-32205` Dropping admin db sets fCV to 3.4 but leaves UUIDs
 - :issue:`SERVER-32222` change_streams_primary_shard_unaware.js needs to be marked as requiring persistence
 - :issue:`SERVER-32228` Powercycle - handle remote host restarts
 - :issue:`SERVER-32243` Add an option to have the validate hook skip some collections.