sunhelly commented on code in PR #4536:
URL: https://github.com/apache/hbase/pull/4536#discussion_r1125793291
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hbase-common/src/main/java/org/apache/hadoop/hbase/HConstants.java:
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@@ -326,6 +326,11 @@ public enum OperationStatusCode {
public static final String COMPACTION_KV_MAX =
"hbase.hstore.compaction.kv.max";
public static final int COMPACTION_KV_MAX_DEFAULT = 10;
+ /** Parameter name for the scanner size limit to be used in compactions */
+ public static final String COMPACTION_SCANNER_SIZE_MAX =
+ "hbase.hstore.compaction.scanner.size.limit";
+ public static final long COMPACTION_SCANNER_SIZE_MAX_DEFAULT = 10 * 1024 *
1024L; // 10MB
Review Comment:
Thanks. I use 10MB for compaction because I think the region should be
closed as soon as possible and avoid being blocked by compaction as much as
possible, while there might some throttling strategies to limit the speed of
compaction.
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