Leak Suspect - What could be possible next steps to fix

We ran an analysis for a heap dump and it shows below given problems. What could be causing these problems and how to proceed with next steps in fixing these? any clues will be greatly appreciated.

Class NameShallow HeapRetained Heap segments com.google.common.cache.LocalCache$Segment[32] @ 0x28250ff88more144 B124 MB localCache com.google.common.cache.LocalCache @ 0x28250ff08more128 B124 MB cache com.google.common.cache.LocalCache$LocalManualCache @ 0x28250fef8more16 B124 MB org.alfresco.repo.cache.DefaultSimpleCache @ 0x28250fed0more40 B124 MB java.util.concurrent.ConcurrentHashMap$Node @ 0x286599ce8more32 B32 B table java.util.concurrent.ConcurrentHashMap$Node[4096] @ 0x282f66750more16.0 KB512 KB singletonObjects java.util.concurrent.ConcurrentHashMap @ 0x282f66710more64 B512 KB org.springframework.beans.factory.support.DefaultListableBeanFactory @ 0x282f61700more232 B13.4 MB org.springframework.web.context.support.XmlWebApplicationContext @ 0x282f6d938more144 B47.2 KBorg.alfresco.repo.content.caching.cleanup.CachedContentCleaner @ 0x282f08680 CachedContentCleaner Threadmore200 B768 B org.alfresco.repo.cache.TransactionalCache @ 0x28250fdc0more48 B168 B propertiesCache org.alfresco.repo.cache.lookup.EntityLookupCache @ 0x28250fda8more24 B40 B org.alfresco.repo.domain.node.ibatis.NodeDAOImpl @ 0x285a60bb0more136 B46.8 MB class com.tsgrp.opencontent.alfresco.rendition.AlfrescoEmbRenditionImpl @ 0x28b6da0f0more16 B48 B elementData java.lang.Object[81920] @ 0x289c9e638more320 KB320 KB classes java.util.Vector @ 0x28013bc80more32 B320 KB org.apache.catalina.loader.ParallelWebappClassLoader @ 0x2800d3360more152 B93.5 MBjava.lang.Thread @ 0x2809e2398 AlfJLANWorker4 Threadmore112 B368 Bjava.lang.Thread @ 0x2809e2520 AlfJLANWorker11 Threadmore112 B368 Bjava.lang.Thread @ 0x2809e26a8 AlfJLANWorker16 Threadmore112 B368 Bjava.lang.Thread @ 0x2809e2830 AlfJLANWorker21 Threadmore112 B368 Bjava.lang.Thread @ 0x2809e29b8 FileStateReaper Threadmore112 B312 Bjava.lang.Thread @ 0x2809e2bc0 Camel (alfrescoCamelContext) thread #1 - JmsConsumer[acs-repo-transform-request] Threadmore112 B5.70 KBjava.lang.Thread @ 0x280a75778 AlfJLANWorker3 Threadmore112 B368 Bjava.lang.Thread @ 0x280a75900 AlfJLANWorker10 Threadmore112 B368 Bjava.lang.Thread @ 0x280a75a88 AlfJLANWorker17 Threadmore112 B368 Bjava.lang.Thread @ 0x280a75c10 AlfJLANWorker24 Threadmore112 B368 Bjava.lang.Thread @ 0x280a75d98 Notify_Alfresco Threadmore112 B368 Bjava.lang.Thread @ 0x280a75fb0 Selector Worker: 0 Threadmore112 B536 Bjava.lang.Thread @ 0x280a76308 ActiveMQ NIO Worker 6 Threadmore112 B296 Bjava.lang.Thread @ 0x280a764e8 ActiveMQ NIO Worker 9 Threadmore112 B296 Bjava.lang.Thread @ 0x280a8e130 pool-10-thread-1 Threadmore112 B376 Bjava.lang.Thread @ 0x280a8e390 pool-10-thread-2 Threadmore112 B376 Bjava.lang.Thread @ 0x280a8e550 pool-10-thread-3 Threadmore112 B376 Bjava.lang.Thread @ 0x280a8e710 pool-10-thread-4 Threadmore112 B376 Bjava.lang.Thread @ 0x280a8e8d0 pool-10-thread-5 Threadmore112 B376 Bjava.lang.Thread @ 0x280a8ea90 pool-11-thread-1 Threadmore112 B824 Bjava.lang.Thread @ 0x280a8eed8 pool-11-thread-2 Threadmore112 B824 Bjava.lang.Thread @ 0x280a8f6c8 pool-11-thread-3 Threadmore112 B824 Bjava.lang.Thread @ 0x280a8f970 pool-11-thread-4 Threadmore112 B824 Bjava.lang.Thread @ 0x280a8fc18 pool-11-thread-5 Threadmore112 B824 Bjava.lang.Thread @ 0x280c48ba8 AlfJLANWorker7 Threadmore112 B368 Bjava.lang.Thread @ 0x280c48d30 AlfJLANWorker9 Threadmore112 B368 Bjava.lang.Thread @ 0x280c48eb8 AlfJLANWorker15 Threadmore112 B368 Bjava.lang.Thread @ 0x280c49040 AlfJLANWorker20 Threadmore112 B368 Bjava.lang.Thread @ 0x280c491c8 AlfJLANWorker25 Threadmore112 B368 B