diff --git a/engine/caches.go b/engine/caches.go
index eb0b420ba..640378ddf 100644
--- a/engine/caches.go
+++ b/engine/caches.go
@@ -33,30 +33,37 @@ func init() {
 	InitCache(nil)
 }
 
-var precachedPartitions = []string{
-	utils.CacheDestinations,
-	utils.CacheReverseDestinations,
-	utils.CacheRatingPlans,
-	utils.CacheRatingProfiles,
-	utils.CacheActions,
-	utils.CacheActionPlans,
-	utils.CacheAccountActionPlans,
-	utils.CacheActionTriggers,
-	utils.CacheSharedGroups,
-	utils.CacheResourceProfiles,
-	utils.CacheResources,
-	utils.CacheEventResources,
-	utils.CacheTimings,
-	utils.CacheStatQueueProfiles,
-	utils.CacheStatQueues,
-	utils.CacheThresholdProfiles,
-	utils.CacheThresholds,
-	utils.CacheFilters,
-	utils.CacheSupplierProfiles,
-	utils.CacheAttributeProfiles,
-	utils.CacheChargerProfiles,
-	utils.CacheDispatcherProfiles,
-	utils.CacheDiameterMessages,
+var precachedPartitions = utils.StringMap{
+	utils.CacheDestinations:            true,
+	utils.CacheReverseDestinations:     true,
+	utils.CacheRatingPlans:             true,
+	utils.CacheRatingProfiles:          true,
+	utils.CacheActions:                 true,
+	utils.CacheActionPlans:             true,
+	utils.CacheAccountActionPlans:      true,
+	utils.CacheActionTriggers:          true,
+	utils.CacheSharedGroups:            true,
+	utils.CacheResourceProfiles:        true,
+	utils.CacheResources:               true,
+	utils.CacheEventResources:          true,
+	utils.CacheTimings:                 true,
+	utils.CacheStatQueueProfiles:       true,
+	utils.CacheStatQueues:              true,
+	utils.CacheThresholdProfiles:       true,
+	utils.CacheThresholds:              true,
+	utils.CacheFilters:                 true,
+	utils.CacheSupplierProfiles:        true,
+	utils.CacheAttributeProfiles:       true,
+	utils.CacheChargerProfiles:         true,
+	utils.CacheDispatcherProfiles:      true,
+	utils.CacheDiameterMessages:        true,
+	utils.CacheAttributeFilterIndexes:  true,
+	utils.CacheResourceFilterIndexes:   true,
+	utils.CacheStatFilterIndexes:       true,
+	utils.CacheThresholdFilterIndexes:  true,
+	utils.CacheSupplierFilterIndexes:   true,
+	utils.CacheChargerFilterIndexes:    true,
+	utils.CacheDispatcherFilterIndexes: true,
 }
 
 // InitCache will instantiate the cache with specific or default configuraiton
@@ -73,7 +80,7 @@ func NewCacheS(cfg *config.CGRConfig, dm *DataManager) (c *CacheS) {
 	c = &CacheS{cfg: cfg, dm: dm,
 		pcItems: make(map[string]chan struct{})}
 	for cacheID := range cfg.CacheCfg() {
-		if !utils.IsSliceMember(precachedPartitions, cacheID) {
+		if !precachedPartitions.HasKey(cacheID) {
 			continue
 		}
 		c.pcItems[cacheID] = make(chan struct{})
@@ -96,7 +103,7 @@ func (chS *CacheS) GetPrecacheChannel(chID string) chan struct{} {
 // Precache loads data from DataDB into cache at engine start
 func (chS *CacheS) Precache() (err error) {
 	for cacheID, cacheCfg := range chS.cfg.CacheCfg() {
-		if !utils.IsSliceMember(precachedPartitions, cacheID) {
+		if !precachedPartitions.HasKey(cacheID) {
 			continue
 		}
 		if cacheCfg.Precache {
@@ -170,7 +177,7 @@ func (chS *CacheS) V1GetCacheStats(cacheIDs []string,
 
 func (chS *CacheS) V1PrecacheStatus(cacheIDs []string, rply *map[string]string) (err error) {
 	if len(cacheIDs) == 0 {
-		for _, cacheID := range precachedPartitions {
+		for cacheID := range precachedPartitions {
 			cacheIDs = append(cacheIDs, cacheID)
 		}
 	}
diff --git a/engine/datamanager.go b/engine/datamanager.go
index 254631f5e..633c1b0c7 100644
--- a/engine/datamanager.go
+++ b/engine/datamanager.go
@@ -24,9 +24,72 @@ import (
 	"github.com/cgrates/ltcache"
 )
 
+var (
+	filterIndexesPrefixMap = utils.StringMap{
+		utils.AttributeFilterIndexes:  true,
+		utils.ResourceFilterIndexes:   true,
+		utils.StatFilterIndexes:       true,
+		utils.ThresholdFilterIndexes:  true,
+		utils.SupplierFilterIndexes:   true,
+		utils.ChargerFilterIndexes:    true,
+		utils.DispatcherFilterIndexes: true,
+	}
+	loadCachePrefixMap = utils.StringMap{
+		utils.DESTINATION_PREFIX:         true,
+		utils.REVERSE_DESTINATION_PREFIX: true,
+		utils.RATING_PLAN_PREFIX:         true,
+		utils.RATING_PROFILE_PREFIX:      true,
+		utils.ACTION_PREFIX:              true,
+		utils.ACTION_PLAN_PREFIX:         true,
+		utils.ACTION_TRIGGER_PREFIX:      true,
+		utils.SHARED_GROUP_PREFIX:        true,
+		utils.StatQueuePrefix:            true,
+		utils.StatQueueProfilePrefix:     true,
+		utils.ThresholdPrefix:            true,
+		utils.ThresholdProfilePrefix:     true,
+		utils.FilterPrefix:               true,
+		utils.SupplierProfilePrefix:      true,
+		utils.AttributeProfilePrefix:     true,
+		utils.ChargerProfilePrefix:       true,
+		utils.DispatcherProfilePrefix:    true,
+	}
+	cachePrefixMap = utils.StringMap{
+		utils.DESTINATION_PREFIX:         true,
+		utils.REVERSE_DESTINATION_PREFIX: true,
+		utils.RATING_PLAN_PREFIX:         true,
+		utils.RATING_PROFILE_PREFIX:      true,
+		utils.ACTION_PREFIX:              true,
+		utils.ACTION_PLAN_PREFIX:         true,
+		utils.AccountActionPlansPrefix:   true,
+		utils.ACTION_TRIGGER_PREFIX:      true,
+		utils.SHARED_GROUP_PREFIX:        true,
+		utils.ResourceProfilesPrefix:     true,
+		utils.TimingsPrefix:              true,
+		utils.ResourcesPrefix:            true,
+		utils.StatQueuePrefix:            true,
+		utils.StatQueueProfilePrefix:     true,
+		utils.ThresholdPrefix:            true,
+		utils.ThresholdProfilePrefix:     true,
+		utils.FilterPrefix:               true,
+		utils.SupplierProfilePrefix:      true,
+		utils.AttributeProfilePrefix:     true,
+		utils.ChargerProfilePrefix:       true,
+		utils.DispatcherProfilePrefix:    true,
+		utils.AttributeFilterIndexes:     true,
+		utils.ResourceFilterIndexes:      true,
+		utils.StatFilterIndexes:          true,
+		utils.ThresholdFilterIndexes:     true,
+		utils.SupplierFilterIndexes:      true,
+		utils.ChargerFilterIndexes:       true,
+		utils.DispatcherFilterIndexes:    true,
+	}
+)
+
 func NewDataManager(dataDB DataDB) *DataManager {
-	return &DataManager{dataDB: dataDB,
-		cacheCfg: config.CgrConfig().CacheCfg()}
+	return &DataManager{
+		dataDB:   dataDB,
+		cacheCfg: config.CgrConfig().CacheCfg(),
+	}
 }
 
 // DataManager is the data storage manager for CGRateS
@@ -53,13 +116,7 @@ func (dm *DataManager) LoadDataDBCache(dstIDs, rvDstIDs, rplIDs, rpfIDs, actIDs,
 		}
 		for k, cacheCfg := range dm.cacheCfg {
 			k = utils.CacheInstanceToPrefix[k] // alias into prefixes understood by storage
-			if utils.IsSliceMember([]string{utils.DESTINATION_PREFIX, utils.REVERSE_DESTINATION_PREFIX,
-				utils.RATING_PLAN_PREFIX, utils.RATING_PROFILE_PREFIX,
-				utils.ACTION_PREFIX, utils.ACTION_PLAN_PREFIX, utils.ACTION_TRIGGER_PREFIX,
-				utils.SHARED_GROUP_PREFIX, utils.StatQueuePrefix,
-				utils.StatQueueProfilePrefix, utils.ThresholdPrefix, utils.ThresholdProfilePrefix,
-				utils.FilterPrefix, utils.SupplierProfilePrefix,
-				utils.AttributeProfilePrefix, utils.ChargerProfilePrefix, utils.DispatcherProfilePrefix}, k) && cacheCfg.Precache {
+			if loadCachePrefixMap.HasKey(k) && cacheCfg.Precache {
 				if err := dm.PreloadCacheForPrefix(k); err != nil && err != utils.ErrInvalidKey {
 					return err
 				}
@@ -124,28 +181,7 @@ func (dm *DataManager) PreloadCacheForPrefix(prefix string) error {
 }
 
 func (dm *DataManager) CacheDataFromDB(prfx string, ids []string, mustBeCached bool) (err error) {
-	if !utils.IsSliceMember([]string{
-		utils.DESTINATION_PREFIX,
-		utils.REVERSE_DESTINATION_PREFIX,
-		utils.RATING_PLAN_PREFIX,
-		utils.RATING_PROFILE_PREFIX,
-		utils.ACTION_PREFIX,
-		utils.ACTION_PLAN_PREFIX,
-		utils.AccountActionPlansPrefix,
-		utils.ACTION_TRIGGER_PREFIX,
-		utils.SHARED_GROUP_PREFIX,
-		utils.ResourceProfilesPrefix,
-		utils.TimingsPrefix,
-		utils.ResourcesPrefix,
-		utils.StatQueuePrefix,
-		utils.StatQueueProfilePrefix,
-		utils.ThresholdPrefix,
-		utils.ThresholdProfilePrefix,
-		utils.FilterPrefix,
-		utils.SupplierProfilePrefix,
-		utils.AttributeProfilePrefix,
-		utils.ChargerProfilePrefix,
-		utils.DispatcherProfilePrefix}, prfx) {
+	if !cachePrefixMap.HasKey(prfx) {
 		return utils.NewCGRError(utils.DataManager,
 			utils.MandatoryIEMissingCaps,
 			utils.UnsupportedCachePrefix,
@@ -235,6 +271,20 @@ func (dm *DataManager) CacheDataFromDB(prfx string, ids []string, mustBeCached b
 		case utils.DispatcherProfilePrefix:
 			tntID := utils.NewTenantID(dataID)
 			_, err = dm.GetDispatcherProfile(tntID.Tenant, tntID.ID, false, true, utils.NonTransactional)
+		case utils.AttributeFilterIndexes:
+			err = dm.MatchFilterIndexFromKey(utils.CacheAttributeFilterIndexes, dataID)
+		case utils.ResourceFilterIndexes:
+			err = dm.MatchFilterIndexFromKey(utils.CacheResourceFilterIndexes, dataID)
+		case utils.StatFilterIndexes:
+			err = dm.MatchFilterIndexFromKey(utils.CacheStatFilterIndexes, dataID)
+		case utils.ThresholdFilterIndexes:
+			err = dm.MatchFilterIndexFromKey(utils.CacheThresholdFilterIndexes, dataID)
+		case utils.SupplierFilterIndexes:
+			err = dm.MatchFilterIndexFromKey(utils.CacheSupplierFilterIndexes, dataID)
+		case utils.ChargerFilterIndexes:
+			err = dm.MatchFilterIndexFromKey(utils.CacheChargerFilterIndexes, dataID)
+		case utils.DispatcherFilterIndexes:
+			err = dm.MatchFilterIndexFromKey(utils.CacheDispatcherFilterIndexes, dataID)
 		}
 		if err != nil {
 			return utils.NewCGRError(utils.DataManager,
@@ -937,6 +987,19 @@ func (dm *DataManager) RemoveFilterIndexes(cacheID, itemIDPrefix string) (err er
 	return dm.DataDB().RemoveFilterIndexesDrv(cacheID, itemIDPrefix)
 }
 
+func (dm *DataManager) MatchFilterIndexFromKey(cacheID, key string) (err error) {
+	splt := utils.SplitConcatenatedKey(key) // prefix:filterType:fieldName:fieldVal
+	lsplt := len(splt)
+	if lsplt < 4 {
+		return utils.ErrNotFound
+	}
+	fieldVal := splt[lsplt-1]
+	fieldName := splt[lsplt-2]
+	filterType := splt[lsplt-3]
+	itemIDPrefix := utils.ConcatenatedKey(splt[:lsplt-3]...) // prefix may contain context/subsystems
+	_, err = dm.MatchFilterIndex(cacheID, itemIDPrefix, filterType, fieldName, fieldVal)
+	return
+}
 func (dm *DataManager) MatchFilterIndex(cacheID, itemIDPrefix,
 	filterType, fieldName, fieldVal string) (itemIDs utils.StringMap, err error) {
 	fieldValKey := utils.ConcatenatedKey(itemIDPrefix, filterType, fieldName, fieldVal)
diff --git a/engine/storage_mongo_datadb.go b/engine/storage_mongo_datadb.go
index 08e873088..72e9a805c 100644
--- a/engine/storage_mongo_datadb.go
+++ b/engine/storage_mongo_datadb.go
@@ -511,6 +511,7 @@ func (ms *MongoStorage) getField(sctx mongo.SessionContext, col, prefix, subject
 	}
 	return result, iter.Close(sctx)
 }
+
 func (ms *MongoStorage) getField2(sctx mongo.SessionContext, col, prefix, subject string, tntID *utils.TenantID) (result []string, err error) {
 	idResult := struct{ Tenant, Id string }{}
 	elem := bson.M{}
@@ -536,6 +537,27 @@ func (ms *MongoStorage) getField2(sctx mongo.SessionContext, col, prefix, subjec
 	return result, iter.Close(sctx)
 }
 
+func (ms *MongoStorage) getField3(sctx mongo.SessionContext, col, prefix, field string) (result []string, err error) {
+	fieldResult := bson.D{}
+	iter, err := ms.getCol(col).Find(sctx,
+		bson.M{field: bsonx.Regex(fmt.Sprintf("^%s", prefix), "")},
+		options.Find().SetProjection(
+			bson.M{field: 1},
+		),
+	)
+	if err != nil {
+		return
+	}
+	for iter.Next(sctx) {
+		err = iter.Decode(&fieldResult)
+		if err != nil {
+			return
+		}
+		result = append(result, fieldResult.Map()[field].(string))
+	}
+	return result, iter.Close(sctx)
+}
+
 // GetKeysForPrefix implementation
 func (ms *MongoStorage) GetKeysForPrefix(prefix string) (result []string, err error) {
 	var category, subject string
@@ -592,6 +614,20 @@ func (ms *MongoStorage) GetKeysForPrefix(prefix string) (result []string, err er
 			result, err = ms.getField2(sctx, colCpp, utils.ChargerProfilePrefix, subject, tntID)
 		case utils.DispatcherProfilePrefix:
 			result, err = ms.getField2(sctx, colDpp, utils.DispatcherProfilePrefix, subject, tntID)
+		case utils.AttributeFilterIndexes:
+			result, err = ms.getField3(sctx, colRFI, utils.AttributeFilterIndexes, "key")
+		case utils.ResourceFilterIndexes:
+			result, err = ms.getField3(sctx, colRFI, utils.ResourceFilterIndexes, "key")
+		case utils.StatFilterIndexes:
+			result, err = ms.getField3(sctx, colRFI, utils.StatFilterIndexes, "key")
+		case utils.ThresholdFilterIndexes:
+			result, err = ms.getField3(sctx, colRFI, utils.ThresholdFilterIndexes, "key")
+		case utils.SupplierFilterIndexes:
+			result, err = ms.getField3(sctx, colRFI, utils.SupplierFilterIndexes, "key")
+		case utils.ChargerFilterIndexes:
+			result, err = ms.getField3(sctx, colRFI, utils.ChargerFilterIndexes, "key")
+		case utils.DispatcherFilterIndexes:
+			result, err = ms.getField3(sctx, colRFI, utils.DispatcherFilterIndexes, "key")
 		default:
 			err = fmt.Errorf("unsupported prefix in GetKeysForPrefix: %s", prefix)
 		}
@@ -1662,9 +1698,6 @@ func (ms *MongoStorage) GetFilterIndexesDrv(cacheID, itemIDPrefix, filterType st
 		if len(strings.Split(itemIDPrefix, ":")) == 2 {
 			indexKey = utils.ConcatenatedKey(keys[2], keys[3], keys[4])
 		}
-		if _, hasIt := indexes[indexKey]; !hasIt {
-			indexes[indexKey] = make(utils.StringMap)
-		}
 		indexes[indexKey] = utils.StringMapFromSlice(res.Value)
 	}
 	if len(indexes) == 0 {
diff --git a/engine/storage_redis.go b/engine/storage_redis.go
index b43f2322c..fefc14ab5 100644
--- a/engine/storage_redis.go
+++ b/engine/storage_redis.go
@@ -326,12 +326,31 @@ func (rs *RedisStorage) RemoveReverseForPrefix(prefix string) (err error) {
 	return nil
 }
 
+func (rs *RedisStorage) getKeysForFilterIndexesKeys(fkeys []string) (keys []string, err error) {
+	for _, itemIDPrefix := range fkeys {
+		mp := make(map[string]string)
+		mp, err = rs.Cmd("HGETALL", itemIDPrefix).Map()
+		if err != nil {
+			return
+		} else if len(mp) == 0 {
+			return nil, utils.ErrNotFound
+		}
+		for k := range mp {
+			keys = append(keys, utils.ConcatenatedKey(itemIDPrefix, k))
+		}
+	}
+	return
+}
+
 func (rs *RedisStorage) GetKeysForPrefix(prefix string) ([]string, error) {
 	r := rs.Cmd("KEYS", prefix+"*")
 	if r.Err != nil {
 		return nil, r.Err
 	}
 	if keys, _ := r.List(); len(keys) != 0 {
+		if filterIndexesPrefixMap.HasKey(prefix) {
+			return rs.getKeysForFilterIndexesKeys(keys)
+		}
 		return keys, nil
 	}
 	return nil, nil
@@ -1137,9 +1156,6 @@ func (rs *RedisStorage) GetFilterIndexesDrv(cacheID, itemIDPrefix, filterType st
 		if err = rs.ms.Unmarshal([]byte(v), &sm); err != nil {
 			return
 		}
-		if _, hasKey := indexes[k]; !hasKey {
-			indexes[k] = make(utils.StringMap)
-		}
 		indexes[k] = sm
 	}
 	return