Repository: hbase Updated Branches: refs/heads/master 46cb5dfa2 -> 00fca5a4c
HBASE-20459 Majority of scan CPU time in HBase-1 spent in size estimation. Project: http://git-wip-us.apache.org/repos/asf/hbase/repo Commit: http://git-wip-us.apache.org/repos/asf/hbase/commit/00fca5a4 Tree: http://git-wip-us.apache.org/repos/asf/hbase/tree/00fca5a4 Diff: http://git-wip-us.apache.org/repos/asf/hbase/diff/00fca5a4 Branch: refs/heads/master Commit: 00fca5a4c9bdc73b4e0c962af0cbfcc7db2029fc Parents: 46cb5df Author: Lars Hofhansl <la...@apache.org> Authored: Sat Apr 21 10:12:24 2018 -0700 Committer: Lars Hofhansl <la...@apache.org> Committed: Sat Apr 21 10:12:24 2018 -0700 ---------------------------------------------------------------------- .../src/main/java/org/apache/hadoop/hbase/util/ClassSize.java | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/hbase/blob/00fca5a4/hbase-common/src/main/java/org/apache/hadoop/hbase/util/ClassSize.java ---------------------------------------------------------------------- diff --git a/hbase-common/src/main/java/org/apache/hadoop/hbase/util/ClassSize.java b/hbase-common/src/main/java/org/apache/hadoop/hbase/util/ClassSize.java index 82f6e60..6f88c00 100644 --- a/hbase-common/src/main/java/org/apache/hadoop/hbase/util/ClassSize.java +++ b/hbase-common/src/main/java/org/apache/hadoop/hbase/util/ClassSize.java @@ -172,7 +172,7 @@ public class ClassSize { } long sizeOfByteArray(int len) { - return align(arrayHeaderSize() + len); + return align(ARRAY + len); } } @@ -217,7 +217,7 @@ public class ClassSize { @Override @SuppressWarnings("static-access") long sizeOfByteArray(int len) { - return align(arrayHeaderSize() + len * UnsafeAccess.theUnsafe.ARRAY_BYTE_INDEX_SCALE); + return align(ARRAY + len * UnsafeAccess.theUnsafe.ARRAY_BYTE_INDEX_SCALE); } }
