Index: src/docbkx/book.xml =================================================================== --- src/docbkx/book.xml (revision 1232405) +++ src/docbkx/book.xml (working copy) @@ -2004,6 +2004,8 @@ After a major compaction runs there will be a single storefile per store, and this will help performance usually. Caution: major compactions rewrite all of the stores data and on a loaded system, this may not be tenable; major compactions will usually have to be done manually on large systems. See . + Compactions will not perform region merges. See for more information on region merging. + Index: src/docbkx/ops_mgt.xml =================================================================== --- src/docbkx/ops_mgt.xml (revision 1232405) +++ src/docbkx/ops_mgt.xml (working copy) @@ -161,7 +161,9 @@ See the O'Reilly HBase Book for an example of usage. - + Additionally, there is a Ruby script attached to HBASE-1621 + for region merging. +