xcangCRM commented on a change in pull request #796: HBASE-23251 - Add Column
Family and Table Names to HFileContext and u…
URL: https://github.com/apache/hbase/pull/796#discussion_r343837277
##########
File path:
hbase-common/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileContext.java
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@@ -35,10 +35,12 @@
@InterfaceAudience.Private
public class HFileContext implements HeapSize, Cloneable {
public static final int FIXED_OVERHEAD = ClassSize.align(ClassSize.OBJECT +
- // Algorithm, checksumType, encoding, Encryption.Context, hfileName
reference
+ // Algorithm, checksumType, encoding, Encryption.Context, hfileName
reference,
5 * ClassSize.REFERENCE + 2 * Bytes.SIZEOF_INT +
// usesHBaseChecksum, includesMvcc, includesTags and compressTags
- 4 * Bytes.SIZEOF_BOOLEAN + Bytes.SIZEOF_LONG);
+ 4 * Bytes.SIZEOF_BOOLEAN + Bytes.SIZEOF_LONG +
+ //byte[] headers for column family and table name
+ 2 * ClassSize.ARRAY + 2 * ClassSize.REFERENCE);
Review comment:
+1
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