diff --git a/agents/agentreq_test.go b/agents/agentreq_test.go
index da7bd10a1..2e81e819b 100644
--- a/agents/agentreq_test.go
+++ b/agents/agentreq_test.go
@@ -1744,7 +1744,7 @@ func TestAgReqSetFieldsInCache(t *testing.T) {
 	data := engine.NewInternalDB(nil, nil, true, cfg.DataDbCfg().Items)
 	dm := engine.NewDataManager(data, config.CgrConfig().CacheCfg(), nil)
 	filterS := engine.NewFilterS(cfg, nil, dm)
-	engine.InitCache(cfg.CacheCfg())
+	engine.NewCacheS(cfg, dm)
 	agReq := NewAgentRequest(nil, nil, nil, nil, nil, "cgrates.org", "", filterS, nil, nil)
 	agReq.CGRRequest.Set([]string{utils.Account}, "1001", false, false)
 
@@ -1785,7 +1785,7 @@ func TestAgReqSetFieldsInCacheWithTimeOut(t *testing.T) {
 	filterS := engine.NewFilterS(cfg, nil, dm)
 
 	cfg.CacheCfg()[utils.CacheUCH].TTL = 1 * time.Second
-	engine.InitCache(cfg.CacheCfg())
+	engine.Cache = engine.NewCacheS(cfg, dm)
 	agReq := NewAgentRequest(nil, nil, nil, nil, nil, "cgrates.org", "", filterS, nil, nil)
 	agReq.CGRRequest.Set([]string{utils.Account}, "1001", false, false)
 
diff --git a/agents/diamagent.go b/agents/diamagent.go
index 63873526b..00a76e9c3 100644
--- a/agents/diamagent.go
+++ b/agents/diamagent.go
@@ -522,7 +522,7 @@ func (da *DiameterAgent) sendASR(originID string, reply *string) (err error) {
 	return
 }
 
-// V1ReAuthorize  sends a rar meseage to diameter client
+// V1ReAuthorize  sends a rar message to diameter client
 func (da *DiameterAgent) V1ReAuthorize(originID string, reply *string) (err error) {
 	if originID == "" {
 		utils.Logger.Info(
diff --git a/apier/v1/apier_it_test.go b/apier/v1/apier_it_test.go
index eb4a31760..0fe209d37 100644
--- a/apier/v1/apier_it_test.go
+++ b/apier/v1/apier_it_test.go
@@ -808,7 +808,7 @@ func testApierLoadAccountActions(t *testing.T) {
 	if err := rater.Call(utils.CacheSv1GetCacheStats, new(utils.AttrCacheIDsWithArgDispatcher), &rcvStats); err != nil {
 		t.Error("Got error on CacheSv1.GetCacheStats: ", err.Error())
 	} else if !reflect.DeepEqual(expectedStats, rcvStats) {
-		t.Errorf("Calling CacheSv1.GetCacheStats expected: %+v, received: %+v", utils.ToJSON(expectedStats), utils.ToJSON(rcvStats))
+		t.Errorf("Calling CacheSv1.GetCacheStats expected: %+v,\n received: %+v", utils.ToJSON(expectedStats), utils.ToJSON(rcvStats))
 	}
 	var reply string
 	aa1 := &utils.TPAccountActions{TPid: utils.TEST_SQL, LoadId: utils.TEST_SQL, Tenant: "cgrates.org", Account: "1001"}
@@ -824,7 +824,7 @@ func testApierLoadAccountActions(t *testing.T) {
 	if err := rater.Call(utils.CacheSv1GetCacheStats, new(utils.AttrCacheIDsWithArgDispatcher), &rcvStats); err != nil {
 		t.Error("Got error on CacheSv1.GetCacheStats: ", err.Error())
 	} else if !reflect.DeepEqual(expectedStats, rcvStats) {
-		t.Errorf("Calling CacheSv1.GetCacheStats expected: %+v, received: %+v", utils.ToJSON(expectedStats), utils.ToJSON(rcvStats))
+		t.Errorf("Calling CacheSv1.GetCacheStats expected: %+v, \n received: %+v", utils.ToJSON(expectedStats), utils.ToJSON(rcvStats))
 	}
 }
 
diff --git a/apier/v1/precache_it_test.go b/apier/v1/precache_it_test.go
index 7a14b7e8f..5026fc658 100644
--- a/apier/v1/precache_it_test.go
+++ b/apier/v1/precache_it_test.go
@@ -310,6 +310,10 @@ func testPrecacheGetCacheStatsAfterRestart(t *testing.T) {
 			Items:  0,
 			Groups: 0,
 		},
+		utils.CacheUCH: {
+			Items:  0,
+			Groups: 0,
+		},
 	}
 	if err := precacheRPC.Call(utils.CacheSv1GetCacheStats, args, &reply); err != nil {
 		t.Error(err.Error())
diff --git a/cmd/cgr-engine/cgr-engine.go b/cmd/cgr-engine/cgr-engine.go
index 05a209825..35864e4c4 100644
--- a/cmd/cgr-engine/cgr-engine.go
+++ b/cmd/cgr-engine/cgr-engine.go
@@ -462,6 +462,7 @@ func main() {
 
 	// init CacheS
 	cacheS := initCacheS(internalCacheSChan, server, dmService.GetDM(), exitChan)
+	engine.SetCache(cacheS)
 
 	// init GuardianSv1
 	initGuardianSv1(internalGuardianSChan, server)
diff --git a/dispatchers/caches_it_test.go b/dispatchers/caches_it_test.go
index 743ce6bf7..f491ea5b3 100644
--- a/dispatchers/caches_it_test.go
+++ b/dispatchers/caches_it_test.go
@@ -194,6 +194,7 @@ func testDspChcPrecacheStatus(t *testing.T) {
 		utils.CacheRPCConnections:          utils.MetaReady,
 		utils.CacheRPCResponses:            utils.MetaReady,
 		utils.CacheRatingProfilesTmp:       utils.MetaReady,
+		utils.CacheUCH:                     utils.MetaReady,
 	}
 
 	if err := dispEngine.RPC.Call(utils.CacheSv1PrecacheStatus, utils.AttrCacheIDsWithArgDispatcher{
diff --git a/engine/caches.go b/engine/caches.go
index 3a3a52e81..cd00c5900 100644
--- a/engine/caches.go
+++ b/engine/caches.go
@@ -28,27 +28,23 @@ import (
 	"github.com/cgrates/ltcache"
 )
 
-// Cache is the global cache used
-var Cache *ltcache.TransCache
+var Cache *CacheS
 
 func init() {
-	InitCache(nil)
+	Cache = NewCacheS(config.CgrConfig(), nil)
 }
 
-// InitCache will instantiate the cache with specific or default configuraiton
-func InitCache(cfg config.CacheCfg) {
-	if cfg == nil {
-		cfg = config.CgrConfig().CacheCfg()
-	}
-	cfg.AddTmpCaches()
-	Cache = ltcache.NewTransCache(cfg.AsTransCacheConfig())
+//SetCache shared the cache from other subsystems
+func SetCache(chS *CacheS) {
+	Cache = chS
 }
 
 // NewCacheS initializes the Cache service and executes the precaching
 func NewCacheS(cfg *config.CGRConfig, dm *DataManager) (c *CacheS) {
-	InitCache(cfg.CacheCfg()) // to make sure we start with correct config
+	cfg.CacheCfg().AddTmpCaches()
 	c = &CacheS{cfg: cfg, dm: dm,
-		pcItems: make(map[string]chan struct{})}
+		pcItems: make(map[string]chan struct{}),
+		tCache:  ltcache.NewTransCache(cfg.CacheCfg().AsTransCacheConfig())}
 	for cacheID := range cfg.CacheCfg() {
 		c.pcItems[cacheID] = make(chan struct{})
 	}
@@ -60,6 +56,58 @@ type CacheS struct {
 	cfg     *config.CGRConfig
 	dm      *DataManager
 	pcItems map[string]chan struct{} // signal precaching
+	tCache  *ltcache.TransCache
+}
+
+// Set is an exported method from TransCache
+func (chS *CacheS) Set(chID, itmID string, value interface{},
+	groupIDs []string, commit bool, transID string) {
+	chS.tCache.Set(chID, itmID, value, groupIDs, commit, transID)
+}
+
+// HasItem is an exported method from TransCache
+func (chS *CacheS) HasItem(chID, itmID string) (has bool) {
+	return chS.tCache.HasItem(chID, itmID)
+}
+
+// Get is an exported method from TransCache
+func (chS *CacheS) Get(chID, itmID string) (interface{}, bool) {
+	return chS.tCache.Get(chID, itmID)
+}
+
+// GetItemIDs is an exported method from TransCache
+func (chS *CacheS) GetItemIDs(chID, prfx string) (itmIDs []string) {
+	return chS.tCache.GetItemIDs(chID, prfx)
+}
+
+// Remove is an exported method from TransCache
+func (chS *CacheS) Remove(chID, itmID string, commit bool, transID string) {
+	chS.tCache.Remove(chID, itmID, commit, transID)
+}
+
+// Clear is an exported method from TransCache
+func (chS *CacheS) Clear(chIDs []string) {
+	chS.tCache.Clear(chIDs)
+}
+
+// BeginTransaction is an exported method from TransCache
+func (chS *CacheS) BeginTransaction() string {
+	return chS.tCache.BeginTransaction()
+}
+
+// RollbackTransaction is an exported method from TransCache
+func (chS *CacheS) RollbackTransaction(transID string) {
+	chS.tCache.RollbackTransaction(transID)
+}
+
+// RollbackTransaction is an exported method from TransCache
+func (chS *CacheS) CommitTransaction(transID string) {
+	chS.tCache.CommitTransaction(transID)
+}
+
+// RollbackTransaction is an exported method from TransCache
+func (chS *CacheS) GetCloned(chID, itmID string) (cln interface{}, err error) {
+	return chS.tCache.GetCloned(chID, itmID)
 }
 
 // GetPrecacheChannel returns the channel used to signal precaching
@@ -110,7 +158,7 @@ func (chS *CacheS) Call(serviceMethod string, args interface{}, reply interface{
 
 func (chS *CacheS) V1GetItemIDs(args *utils.ArgsGetCacheItemIDsWithArgDispatcher,
 	reply *[]string) (err error) {
-	itmIDs := Cache.GetItemIDs(args.CacheID, args.ItemIDPrefix)
+	itmIDs := chS.tCache.GetItemIDs(args.CacheID, args.ItemIDPrefix)
 	if len(itmIDs) == 0 {
 		return utils.ErrNotFound
 	}
@@ -120,13 +168,13 @@ func (chS *CacheS) V1GetItemIDs(args *utils.ArgsGetCacheItemIDsWithArgDispatcher
 
 func (chS *CacheS) V1HasItem(args *utils.ArgsGetCacheItemWithArgDispatcher,
 	reply *bool) (err error) {
-	*reply = Cache.HasItem(args.CacheID, args.ItemID)
+	*reply = chS.tCache.HasItem(args.CacheID, args.ItemID)
 	return
 }
 
 func (chS *CacheS) V1GetItemExpiryTime(args *utils.ArgsGetCacheItemWithArgDispatcher,
 	reply *time.Time) (err error) {
-	expTime, has := Cache.GetItemExpiryTime(args.CacheID, args.ItemID)
+	expTime, has := chS.tCache.GetItemExpiryTime(args.CacheID, args.ItemID)
 	if !has {
 		return utils.ErrNotFound
 	}
@@ -136,21 +184,21 @@ func (chS *CacheS) V1GetItemExpiryTime(args *utils.ArgsGetCacheItemWithArgDispat
 
 func (chS *CacheS) V1RemoveItem(args *utils.ArgsGetCacheItemWithArgDispatcher,
 	reply *string) (err error) {
-	Cache.Remove(args.CacheID, args.ItemID, true, utils.NonTransactional)
+	chS.tCache.Remove(args.CacheID, args.ItemID, true, utils.NonTransactional)
 	*reply = utils.OK
 	return
 }
 
 func (chS *CacheS) V1Clear(args *utils.AttrCacheIDsWithArgDispatcher,
 	reply *string) (err error) {
-	Cache.Clear(args.CacheIDs)
+	chS.tCache.Clear(args.CacheIDs)
 	*reply = utils.OK
 	return
 }
 
 func (chS *CacheS) V1GetCacheStats(args *utils.AttrCacheIDsWithArgDispatcher,
 	rply *map[string]*ltcache.CacheStats) (err error) {
-	cs := Cache.GetCacheStats(args.CacheIDs)
+	cs := chS.tCache.GetCacheStats(args.CacheIDs)
 	*rply = cs
 	return
 }
@@ -177,22 +225,22 @@ func (chS *CacheS) V1PrecacheStatus(args *utils.AttrCacheIDsWithArgDispatcher, r
 
 func (chS *CacheS) V1HasGroup(args *utils.ArgsGetGroupWithArgDispatcher,
 	rply *bool) (err error) {
-	*rply = Cache.HasGroup(args.CacheID, args.GroupID)
+	*rply = chS.tCache.HasGroup(args.CacheID, args.GroupID)
 	return
 }
 
 func (chS *CacheS) V1GetGroupItemIDs(args *utils.ArgsGetGroupWithArgDispatcher,
 	rply *[]string) (err error) {
-	if has := Cache.HasGroup(args.CacheID, args.GroupID); !has {
+	if has := chS.tCache.HasGroup(args.CacheID, args.GroupID); !has {
 		return utils.ErrNotFound
 	}
-	*rply = Cache.GetGroupItemIDs(args.CacheID, args.GroupID)
+	*rply = chS.tCache.GetGroupItemIDs(args.CacheID, args.GroupID)
 	return
 }
 
 func (chS *CacheS) V1RemoveGroup(args *utils.ArgsGetGroupWithArgDispatcher,
 	rply *string) (err error) {
-	Cache.RemoveGroup(args.CacheID, args.GroupID, true, utils.NonTransactional)
+	chS.tCache.RemoveGroup(args.CacheID, args.GroupID, true, utils.NonTransactional)
 	*rply = utils.OK
 	return
 }
@@ -206,7 +254,7 @@ func (chS *CacheS) reloadCache(chID string, IDs *[]string) error {
 
 func (chS *CacheS) V1ReloadCache(attrs utils.AttrReloadCacheWithArgDispatcher, reply *string) (err error) {
 	if attrs.FlushAll {
-		Cache.Clear(nil)
+		chS.tCache.Clear(nil)
 		return
 	}
 	// Reload Destinations
@@ -305,7 +353,7 @@ func (chS *CacheS) V1ReloadCache(attrs utils.AttrReloadCacheWithArgDispatcher, r
 	}
 	cacheLoadIDs := populateCacheLoadIDs(loadIDs, attrs.AttrReloadCache)
 	for key, val := range cacheLoadIDs {
-		Cache.Set(utils.CacheLoadIDs, key, val, nil,
+		chS.tCache.Set(utils.CacheLoadIDs, key, val, nil,
 			cacheCommit(utils.NonTransactional), utils.NonTransactional)
 	}
 
@@ -322,7 +370,7 @@ func toStringSlice(in *[]string) []string {
 
 func (chS *CacheS) V1LoadCache(args utils.AttrReloadCacheWithArgDispatcher, reply *string) (err error) {
 	if args.FlushAll {
-		Cache.Clear(nil)
+		chS.tCache.Clear(nil)
 	}
 	if err := chS.dm.LoadDataDBCache(
 		toStringSlice(args.DestinationIDs),
@@ -360,51 +408,51 @@ func (chS *CacheS) V1LoadCache(args utils.AttrReloadCacheWithArgDispatcher, repl
 	}
 	cacheLoadIDs := populateCacheLoadIDs(loadIDs, args.AttrReloadCache)
 	for key, val := range cacheLoadIDs {
-		Cache.Set(utils.CacheLoadIDs, key, val, nil,
+		chS.tCache.Set(utils.CacheLoadIDs, key, val, nil,
 			cacheCommit(utils.NonTransactional), utils.NonTransactional)
 	}
 	*reply = utils.OK
 	return nil
 }
 
-func flushCache(chID string, IDs *[]string) {
+func (chS *CacheS) flushCache(chID string, IDs *[]string) {
 	if IDs == nil {
-		Cache.Clear([]string{chID})
+		chS.tCache.Clear([]string{chID})
 		return
 	}
 	for _, key := range *IDs {
-		Cache.Remove(chID, key, true, utils.NonTransactional)
+		chS.tCache.Remove(chID, key, true, utils.NonTransactional)
 	}
 }
 
 // V1FlushCache wipes out cache for a prefix or completely
 func (chS *CacheS) V1FlushCache(args utils.AttrReloadCacheWithArgDispatcher, reply *string) (err error) {
 	if args.FlushAll {
-		Cache.Clear(nil)
+		chS.tCache.Clear(nil)
 		*reply = utils.OK
 		return
 	}
-	flushCache(utils.CacheDestinations, args.DestinationIDs)
-	flushCache(utils.CacheReverseDestinations, args.ReverseDestinationIDs)
-	flushCache(utils.CacheRatingPlans, args.RatingPlanIDs)
-	flushCache(utils.CacheRatingProfiles, args.RatingProfileIDs)
-	flushCache(utils.CacheActions, args.ActionIDs)
-	flushCache(utils.CacheActionPlans, args.ActionPlanIDs)
-	flushCache(utils.CacheActionTriggers, args.ActionTriggerIDs)
-	flushCache(utils.CacheSharedGroups, args.SharedGroupIDs)
-	flushCache(utils.CacheResourceProfiles, args.ResourceProfileIDs)
-	flushCache(utils.CacheResources, args.ResourceIDs)
-	flushCache(utils.CacheStatQueues, args.StatsQueueIDs)
-	flushCache(utils.CacheThresholdProfiles, args.StatsQueueProfileIDs)
-	flushCache(utils.CacheThresholds, args.ThresholdIDs)
-	flushCache(utils.CacheThresholdProfiles, args.ThresholdProfileIDs)
-	flushCache(utils.CacheFilters, args.FilterIDs)
-	flushCache(utils.CacheSupplierProfiles, args.SupplierProfileIDs)
-	flushCache(utils.CacheAttributeProfiles, args.AttributeProfileIDs)
-	flushCache(utils.CacheChargerProfiles, args.ChargerProfileIDs)
-	flushCache(utils.CacheDispatcherProfiles, args.DispatcherProfileIDs)
-	flushCache(utils.CacheDispatcherHosts, args.DispatcherHostIDs)
-	flushCache(utils.CacheDispatcherRoutes, args.DispatcherRoutesIDs)
+	chS.flushCache(utils.CacheDestinations, args.DestinationIDs)
+	chS.flushCache(utils.CacheReverseDestinations, args.ReverseDestinationIDs)
+	chS.flushCache(utils.CacheRatingPlans, args.RatingPlanIDs)
+	chS.flushCache(utils.CacheRatingProfiles, args.RatingProfileIDs)
+	chS.flushCache(utils.CacheActions, args.ActionIDs)
+	chS.flushCache(utils.CacheActionPlans, args.ActionPlanIDs)
+	chS.flushCache(utils.CacheActionTriggers, args.ActionTriggerIDs)
+	chS.flushCache(utils.CacheSharedGroups, args.SharedGroupIDs)
+	chS.flushCache(utils.CacheResourceProfiles, args.ResourceProfileIDs)
+	chS.flushCache(utils.CacheResources, args.ResourceIDs)
+	chS.flushCache(utils.CacheStatQueues, args.StatsQueueIDs)
+	chS.flushCache(utils.CacheThresholdProfiles, args.StatsQueueProfileIDs)
+	chS.flushCache(utils.CacheThresholds, args.ThresholdIDs)
+	chS.flushCache(utils.CacheThresholdProfiles, args.ThresholdProfileIDs)
+	chS.flushCache(utils.CacheFilters, args.FilterIDs)
+	chS.flushCache(utils.CacheSupplierProfiles, args.SupplierProfileIDs)
+	chS.flushCache(utils.CacheAttributeProfiles, args.AttributeProfileIDs)
+	chS.flushCache(utils.CacheChargerProfiles, args.ChargerProfileIDs)
+	chS.flushCache(utils.CacheDispatcherProfiles, args.DispatcherProfileIDs)
+	chS.flushCache(utils.CacheDispatcherHosts, args.DispatcherHostIDs)
+	chS.flushCache(utils.CacheDispatcherRoutes, args.DispatcherRoutesIDs)
 	//get loadIDs for all types
 	loadIDs, err := chS.dm.GetItemLoadIDs(utils.EmptyString, false)
 	if err != nil {
@@ -412,7 +460,7 @@ func (chS *CacheS) V1FlushCache(args utils.AttrReloadCacheWithArgDispatcher, rep
 	}
 	cacheLoadIDs := populateCacheLoadIDs(loadIDs, args.AttrReloadCache)
 	for key, val := range cacheLoadIDs {
-		Cache.Set(utils.CacheLoadIDs, key, val, nil,
+		chS.tCache.Set(utils.CacheLoadIDs, key, val, nil,
 			cacheCommit(utils.NonTransactional), utils.NonTransactional)
 	}
 	*reply = utils.OK
diff --git a/engine/libtest.go b/engine/libtest.go
index 3496aabdb..8bea4999d 100644
--- a/engine/libtest.go
+++ b/engine/libtest.go
@@ -621,5 +621,9 @@ func GetDefaultEmptyCacheStats() map[string]*ltcache.CacheStats {
 			Items:  0,
 			Groups: 0,
 		},
+		utils.CacheUCH: {
+			Items:  0,
+			Groups: 0,
+		},
 	}
 }