[improve][broker] Add missing configuration keys for caching catch-up…

… reads (#22295)

conf/broker.conf

@@ -1147,6 +1147,16 @@ managedLedgerCacheEvictionTimeThresholdMillis=1000
 # and thus should be set as inactive.
 managedLedgerCursorBackloggedThreshold=1000
 
+# Minimum cursors that must be in backlog state to cache and reuse the read entries.
+# (Default =0 to disable backlog reach cache)
+managedLedgerMinimumBacklogCursorsForCaching=0
+
+# Minimum backlog entries for any cursor before start caching reads.
+managedLedgerMinimumBacklogEntriesForCaching=1000
+
+# Maximum backlog entry difference to prevent caching entries that can't be reused.
+managedLedgerMaxBacklogBetweenCursorsForCaching=1000
+
 # Rate limit the amount of writes per second generated by consumer acking the messages
 managedLedgerDefaultMarkDeleteRateLimit=1.0
 
@@ -1849,4 +1859,4 @@ brokerInterceptorsDirectory=./interceptors
 brokerInterceptors=
 
 # Enable or disable the broker interceptor, which is only used for testing for now
-disableBrokerInterceptors=true
+disableBrokerInterceptors=true

conf/standalone.conf

@@ -807,10 +807,10 @@ managedLedgerNewEntriesCheckDelayInMillis=10
 managedLedgerMinimumBacklogCursorsForCaching=0
 
 # Minimum backlog entries for any cursor before start caching reads.
-managedLedgerMinimumBacklogEntriesForCaching=100
+managedLedgerMinimumBacklogEntriesForCaching=1000
 
 # Maximum backlog entry difference to prevent caching entries that can't be reused.
-managedLedgerMaxBacklogBetweenCursorsForCaching=10000
+managedLedgerMaxBacklogBetweenCursorsForCaching=1000
 
 # Use Open Range-Set to cache unacked messages
 managedLedgerUnackedRangesOpenCacheSetEnabled=true