apurtell commented on a change in pull request #3244:
URL: https://github.com/apache/hbase/pull/3244#discussion_r629763436
##########
File path:
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/wal/CompressionContext.java
##########
@@ -34,21 +36,49 @@
@InterfaceAudience.LimitedPrivate({HBaseInterfaceAudience.COPROC,
HBaseInterfaceAudience.PHOENIX})
public class CompressionContext {
- static final String ENABLE_WAL_TAGS_COMPRESSION =
+ public static final String ENABLE_WAL_TAGS_COMPRESSION =
"hbase.regionserver.wal.tags.enablecompression";
+ public static final String ENABLE_WAL_VALUE_COMPRESSION =
+ "hbase.regionserver.wal.value.enablecompression";
+
public enum DictionaryIndex {
REGION, TABLE, FAMILY, QUALIFIER, ROW
}
+ static class ValueCompressor {
+ final Deflater deflater;
+ final Inflater inflater;
+
+ public ValueCompressor() {
+ deflater = new Deflater();
+ inflater = new Inflater();
Review comment:
There is no sharing. One CompressionContext instance per WAL writer.
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