DOCSP 33147 v4.4 backport: Clarifying and simplifying language for serverStatus metrics (#4930)

* DOCSP-33147 improve serverStatus descriptions for metrics (#4805)

* DOCSP-33147 improve serverStatus descriptions for metrics

* DOCSP-33147 improve serverStatus descriptions for metrics

* DOCSP-33147 improve serverStatus descriptions for metrics

* DOCSP-33147 improve serverStatus descriptions for metrics

* DOCSP-33147 active voice

* DOCSP-33147 active voice

* DOCSP-33147 consistency

* DOCSP-33147 consistency

* DOCSP-33147 copy edits

* DOCSP-33147 copy edits

* DOCSP-33147 typo

* DOCSP-33147-v4.4-backport backport edits

Author: ltran-mdb2

source/reference/command/serverStatus.txt

@@ -2593,23 +2593,23 @@ shardingStatistics
 
 .. serverstatus:: shardingStatistics.countDonorMoveChunkStarted
 
-   The total number of times that the :dbcommand:`moveChunk` command
-   has started on the shard, of which this node is a member, as part of
-   a :ref:`chunk migration process <chunk-migration-procedure>`. This
-   increasing number does not consider whether the chunk migrations
-   succeed or not.
+   The total number of times that MongoDB starts the
+   :dbcommand:`moveChunk` command on the primary node of the shard as
+   part of the :ref:`chunk migration process
+   <chunk-migration-procedure>`. This increasing number does not
+   consider whether the chunk migrations succeed or not.
 
    *Only present when run on a shard.*
 
 .. serverstatus:: shardingStatistics.totalDonorChunkCloneTimeMillis
 
-   The cumulative time, in milliseconds, taken by the :ref:`clone phase
-   of the chunk migrations <chunk-migration-procedure>` from this
-   shard, of which this node is a member. Specifically, for each
-   migration from this shard, the tracked time starts with the
-   :dbcommand:`moveChunk` command and ends before the destination shard
-   enters a catch-up phase to apply changes that occurred during the
-   :ref:`chunk migrations <chunk-migration-procedure>`.
+   The cumulative time, in milliseconds, that the :ref:`clone phase of
+   the chunk migrations <chunk-migration-procedure>` takes on the
+   primary node of the shard. Specifically, for each migration on this
+   shard, the tracked time starts with the :dbcommand:`moveChunk`
+   command and ends before the destination shard enters a ``catchup``
+   phase to apply changes that occurred during the :ref:`chunk
+   migrations <chunk-migration-procedure>`.
 
    *Only present when run on a shard.*
 
@@ -2624,10 +2624,9 @@ shardingStatistics
 
 .. serverstatus:: shardingStatistics.totalCriticalSectionTimeMillis
 
-   The cumulative time, in milliseconds, taken by the :ref:`catch-up
+   The cumulative time, in milliseconds, that the :ref:`catch-up
    phase and the update metadata phase of the chunk migrations
-   <chunk-migration-procedure>` from this shard, of which this node is
-   a member.
+   <chunk-migration-procedure>` takes on the primary node of the shard. 
 
    To calculate the duration of the catch-up phase, subtract
    :serverstatus:`~shardingStatistics.totalCriticalSectionCommitTimeMillis` from
@@ -2641,19 +2640,17 @@ shardingStatistics
 
 .. serverstatus:: shardingStatistics.countDocsClonedOnRecipient
 
-   Cumulative, always-increasing count of documents that have been
-   cloned on this member where it acted as the primary of the recipient
-   shard.
+   The cumulative, always-increasing count of documents that MongoDB
+   clones on the primary node of the recipient shard.
 
    *Only present when run on a shard.*
 
    .. versionadded:: 4.2
 
 .. serverstatus:: shardingStatistics.countDocsClonedOnDonor
 
-   Cumulative, always-increasing count of documents that haves been
-   cloned on this member where it acted as the primary of the donor
-   shard.
+   The cumulative, always-increasing count of documents that MongoDB
+   clones on the primary node of the donor shard. 
 
    *Only present when run on a shard.*
 
@@ -2671,19 +2668,19 @@ shardingStatistics
 
 .. serverstatus:: shardingStatistics.countDocsDeletedOnDonor
 
-   Cumulative, always-increasing count of documents that have been
-   deleted on this member during chunk migration where the member acted
-   as the primary of the donor shard.
+   The cumulative, always-increasing count of documents that MongoDB
+   deletes on the primary node of the donor shard during chunk
+   migration. 
 
    *Only present when run on a shard.*
 
    .. versionadded:: 4.2
 
 .. serverstatus:: shardingStatistics.countDonorMoveChunkLockTimeout
 
-   Cumulative, always-increasing count of chunk migrations that were
-   aborted due to lock acquisition timeouts, where the member acted as
-   the primary of the donor shard.
+   The cumulative, always-increasing count of chunk migrations that MongoDB
+   aborts on the primary node of the donor shard due to lock acquisition
+   timeouts.
 
    *Only present when run on a shard.*