DOCSP-41545 updated heap default value (#383)

Author: kyuan-mongodb

source/reference/troubleshooting/system.txt

@@ -27,7 +27,7 @@ hosts:
 
    .. code-block:: ini
 
-      JAVA_MMS_UI_OPTS="${JAVA_MMS_UI_OPTS} -Xss228k -Xmx4352m -Xms4352m -XX:NewSize=600m -Xmn1500m -XX:ReservedCodeCacheSize=128m -XX:-OmitStackTraceInFastThrow"
+      JAVA_MMS_UI_OPTS="${JAVA_MMS_UI_OPTS} -Xss228k -Xmx8096m -Xms8096m -XX:NewSize=600m -XX:ReservedCodeCacheSize=128m -XX:-OmitStackTraceInFastThrow"
 
    .. list-table::
       :widths: 10 40 40
@@ -40,13 +40,10 @@ hosts:
 
       * - ``-Xmx``
         - Java Heap Maximum Memory
-        - 4,352 :abbr:`MB (Megabytes)` (``4352m``)
+        - 8,096 :abbr:`MB (Megabytes)` (``8096m``)
       * - ``-Xms``
         - Java Heap Starting Memory
-        - 4,352 :abbr:`MB (Megabytes)` (``4352m``)
-      * - ``-Xmn``
-        - Java Heap Young Generation Memory
-        - 1,500 :abbr:`MB (Megabytes)` (``1500m``)
+        - 8,096 :abbr:`MB (Megabytes)` (``8096m``)
 
    .. warning:: **Do not change other Java options**
 
@@ -95,7 +92,7 @@ collection, and the frequency of garbage collection.
    Consider the co-located MongoDB processes running on the host and
    do not set your Java Heap size to a value greater than the amount of
    physical memory in the |onprem| host or less than the default value
-   of ``4352m`` (4,352 :abbr:`MB (Megabytes)`).
+   of ``8096m`` (8,096 :abbr:`MB (Megabytes)`).
 
 .. _host-issue-stackoverflowerror:
 
@@ -113,7 +110,7 @@ every host running |a-mms| instance except dedicated Backup Daemon hosts:
 
    .. code-block:: ini
 
-      JAVA_MMS_UI_OPTS="${JAVA_MMS_UI_OPTS} -Xss228k -Xmx4352m -Xms4352m -XX:NewSize=600m -Xmn1500m -XX:ReservedCodeCacheSize=128m -XX:-OmitStackTraceInFastThrow"
+      JAVA_MMS_UI_OPTS="${JAVA_MMS_UI_OPTS} -Xss228k -Xmx8096m -Xms8096m -XX:NewSize=600m -XX:ReservedCodeCacheSize=128m -XX:-OmitStackTraceInFastThrow"
 
    The key values in this line are:
 

source/tutorial/monitoring-large-deployments.txt

@@ -23,8 +23,8 @@ Allocate more RAM to Ops Manager Hosts
 2. Find a line where the ``JAVA_MMS_UI_OPTS`` variable defines the
    ``-Xms`` and ``-Xmx`` parameters.
 
-3. Update the ``-Xms`` and ``-Xmx`` values from the default of 4352 MB 
-   to 8192 MB or more if the hosts have extra free memory.
+3. Update the ``-Xms`` and ``-Xmx`` values from the default of 8096 MB
+   to more if the hosts have extra free memory.
 
    .. note:: Don't Set Young Generation's Heap Size Explicitly Using ``-Xmn``.