Github user kumarvishal09 commented on a diff in the pull request:

    https://github.com/apache/incubator-carbondata/pull/454#discussion_r93727347
  
    --- Diff: 
core/src/main/java/org/apache/carbondata/core/cache/CacheProvider.java ---
    @@ -121,15 +141,24 @@ private void 
createDictionaryCacheForGivenType(CacheType cacheType, String carbo
        * @param cacheType
        */
       private void createLRULevelCacheInstance(CacheType cacheType) {
    -    CarbonLRUCache carbonLRUCache = null;
    -    // if cache type is dictionary cache, then same lru cache instance has 
to be shared
    -    // between forward and reverse cache
    -    if (cacheType.equals(CacheType.REVERSE_DICTIONARY) || cacheType
    -        .equals(CacheType.FORWARD_DICTIONARY)) {
    -      carbonLRUCache = new 
CarbonLRUCache(CarbonCommonConstants.CARBON_MAX_LEVEL_CACHE_SIZE,
    -          CarbonCommonConstants.CARBON_MAX_LEVEL_CACHE_SIZE_DEFAULT);
    -      cacheTypeToLRUCacheMap.put(CacheType.REVERSE_DICTIONARY, 
carbonLRUCache);
    -      cacheTypeToLRUCacheMap.put(CacheType.FORWARD_DICTIONARY, 
carbonLRUCache);
    +    boolean isDriver = Boolean.parseBoolean(CarbonProperties.getInstance()
    --- End diff --
    
    Please correct me if i am wrong If driver and executor is running under 
same JVM like local mode setup then this property will be always true?


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