MySite - Newsfeed cache size increase SharePoint 2013

On the Newsfeed section of MySite we can see the posts added by colleagues and events on different entities we follow. Newsfeed functionality is supported by Distributed Cache service. The feeds are stored on distributed cache and displayed from it.
There are some settings on User Profile application related to feed cache

Start Sharepoint Management Shell as Administrator

$upa = Get-SPServiceApplication | where {$_.TypeName -Like "User Profile Service Application"}
$upa.FeedCacheTTLHours = 168
$upa.FeedCacheLastModifiedTimeTtlDeltaHours=168
$upa.FeedCacheObjectCountLimit=500
$upa.FeedCacheRoomForGrowth=200
$upa.Update()





"FeedCacheTTLHours" - The default Time To Live of entries in feed cache in hours.
Default value is 168

"FeedCacheLastModifiedTimeTtlDeltaHours" - Additional time added to keep FeedCacheTTLHours for LMT entries. LMT items are kept for 14 days. 7 days for FeedCacheTTLHours plus 7 days for FeedCacheLastModifiedTimeTtlDeltaHours.

"FeedCacheObjectCountLimit" - The maximum number of posts for a given entity that can exist in feed cache.
Default value is 500.

 "FeedCacheRoomForGrowth" - The amount of posts to delete when the number of posts for a given entity reaches FeedCacheObjectCountLimit.
 Default value is 200