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Nick Dimiduk 678b142da2 HBASE-23932 Minor improvements to Region Normalizer (#1258)
- consolidate checks made by master on behalf of balancer and
   normalizer: deciding if the master is in a healthy state for
   running any actions at all (skipRegionManagementAction). Normalizer
   now does as balancer did previously.
 - both balancer and normalizer make one final check on above
   conditions between calculating an action plan and executing the
   plan. should make the process more responsive to shutdown
   requests.
 - change normalizer to only consider acting on a region when it is in
   the OPEN state. previously we would normalizer attempt to merge a
   region that was already in a MERGING_NEW,MERGING,MERGED state.
 - fix some typos in variable names.

Signed-off-by: Josh Elser <elserj@apache.org>
Signed-off-by: binlijin <binlijin@gmail.com>
2020-03-11 12:38:52 -07:00
.idea HBASE-23707 Add IntelliJ check style plugin configuration (#1064) (#1092) 2020-01-27 10:45:27 -08:00
bin HBASE-23165 [hbtop] Some modifications from HBASE-22988 (#987) 2020-01-11 21:22:14 +09:00
conf HBASE-23165 [hbtop] Some modifications from HBASE-22988 (#987) 2020-01-11 21:22:14 +09:00
dev-support HBASE-23945 Dockerfiles showing hadolint check failures 2020-03-10 12:33:18 -07:00
hbase-annotations HBASE-22572 Javadoc Warnings: @link reference not found (#306) 2019-07-01 21:18:11 -07:00
hbase-archetypes HBASE-23813 Get surefire version from parent pom rather than define it in hbase-archetypes (#1145) 2020-02-08 09:14:57 -08:00
hbase-assembly HBASE-23156 start-hbase.sh failed with ClassNotFoundException when build with hadoop3 (#1067) 2020-01-20 13:24:27 +08:00
hbase-build-configuration HBASE-23675 Move to Apache parent POM version 22 2020-01-11 11:19:24 +01:00
hbase-checkstyle HBASE-23686 Revert binary incompatible change in ByteRangeUtils and removed reflections in CommonFSUtils 2020-01-24 20:28:01 +01:00
hbase-client HBASE-23956 Use less resources running tests (#1266) 2020-03-11 10:25:11 -07:00
hbase-common HBASE-22285 A normalizer which merges small size regions with adjacent regions (#978) 2020-03-10 15:47:18 -07:00
hbase-endpoint HBASE-23956 Use less resources running tests (#1266) 2020-03-11 10:25:11 -07:00
hbase-examples HBASE-23956 Use less resources running tests (#1266) 2020-03-11 10:25:11 -07:00
hbase-external-blockcache HBASE-22463 Some paths in HFileScannerImpl did not consider block#release which will exhaust the ByteBuffAllocator (#257) 2019-06-25 22:17:07 +08:00
hbase-hadoop-compat HBASE-23590 : Update maxStoreFileRefCount to maxCompactedStoreFileRefCount for auto region recovery based on old reader references 2020-01-01 22:50:37 +05:30
hbase-hadoop2-compat HBASE-23590 : Update maxStoreFileRefCount to maxCompactedStoreFileRefCount for auto region recovery based on old reader references 2020-01-01 22:50:37 +05:30
hbase-hbtop HBASE-23165 [hbtop] Some modifications from HBASE-22988 (#987) 2020-01-11 21:22:14 +09:00
hbase-http HBASE-23783: Address tests writing and reading SSL/Security files in a common location. (#1116) 2020-02-04 14:40:52 -08:00
hbase-it Revert "HBASE-23891: Add an option to Actions to filter out meta RS (#1217)" 2020-03-10 11:48:12 -07:00
hbase-mapreduce HBASE-23956 Use less resources running tests (#1266) 2020-03-11 10:25:11 -07:00
hbase-metrics HBASE-23245 : MutableHistogram constructor changes and provide HistogramImpl maxExpected as long (#787) 2019-11-12 01:03:32 +08:00
hbase-metrics-api HBASE-22449 https everywhere in Maven metadata (#247) 2019-05-21 12:38:42 -07:00
hbase-procedure HBASE-23956 Use less resources running tests (#1266) 2020-03-11 10:25:11 -07:00
hbase-protocol HBASE-23146 Support CheckAndMutate with multiple conditions (#1209) 2020-03-04 15:08:31 +09:00
hbase-protocol-shaded HBASE-23146 Support CheckAndMutate with multiple conditions (#1209) 2020-03-04 15:08:31 +09:00
hbase-replication HBASE-23642 Reintroduce ReplicationUtils.contains as deprecated (#983) 2020-01-04 12:14:19 +01:00
hbase-resource-bundle HBASE-22954 Update license for net.java.dev.jna. 2019-09-03 12:55:30 -05:00
hbase-rest HBASE-23956 Use less resources running tests (#1266) 2020-03-11 10:25:11 -07:00
hbase-rsgroup HBASE-23956 Use less resources running tests (#1266) 2020-03-11 10:25:11 -07:00
hbase-server HBASE-23932 Minor improvements to Region Normalizer (#1258) 2020-03-11 12:38:52 -07:00
hbase-shaded HBASE-22927 Upgrade Mockito version for jdk11 - ADDENDUM (#643) 2019-09-19 15:40:15 +02:00
hbase-shell HBASE-23956 Use less resources running tests (#1266) 2020-03-11 10:25:11 -07:00
hbase-testing-util HBASE-22449 https everywhere in Maven metadata (#247) 2019-05-21 12:38:42 -07:00
hbase-thrift HBASE-23956 Use less resources running tests (#1266) 2020-03-11 10:25:11 -07:00
hbase-zookeeper HBASE-23899 [Flakey Test] Stabilizations and Debug 2020-02-28 12:14:41 -08:00
src HBASE-22978 : Online slow response log (#1228) 2020-03-01 00:32:35 +05:30
.editorconfig HBASE-23767 Add JDK11 compilation and unit test support to Github precommit 2020-03-05 13:59:01 -08:00
.gitattributes HBASE-6816. [WINDOWS] line endings on checkout for .sh files 2013-01-23 19:30:14 +00:00
.gitignore HBASE-22593 Added Jenv file to gitignore (#314) 2019-06-17 10:07:41 +02:00
.pylintrc HBASE-21712 : Make submit-patch.py python3 compatible 2019-01-16 09:28:25 +01:00
.rubocop.yml HBASE-22692 Rubocop definition is not used in the /bin directory 2019-07-24 11:17:28 +02:00
CHANGES.txt HBASE-18548 Move sources of website gen and check jobs into source control 2017-12-19 23:40:46 +08:00
LICENSE.txt HBASE-18548 Move sources of website gen and check jobs into source control 2017-12-19 23:40:46 +08:00
NOTICE.txt HBASE-15666 shaded dependencies for hbase-testing-util 2019-08-07 07:43:44 -07:00
README.txt HBASE-18548 Move sources of website gen and check jobs into source control 2017-12-19 23:40:46 +08:00
pom.xml HBASE-23956 Use less resources running tests (#1266) 2020-03-11 10:25:11 -07:00

README.txt

Apache HBase [1] is an open-source, distributed, versioned, column-oriented
store modeled after Google' Bigtable: A Distributed Storage System for
Structured Data by Chang et al.[2]  Just as Bigtable leverages the distributed
data storage provided by the Google File System, HBase provides Bigtable-like
capabilities on top of Apache Hadoop [3].

To get started using HBase, the full documentation for this release can be
found under the doc/ directory that accompanies this README.  Using a browser,
open the docs/index.html to view the project home page (or browse to [1]).
The hbase 'book' at http://hbase.apache.org/book.html has a 'quick start'
section and is where you should being your exploration of the hbase project.

The latest HBase can be downloaded from an Apache Mirror [4].

The source code can be found at [5]

The HBase issue tracker is at [6]

Apache HBase is made available under the Apache License, version 2.0 [7]

The HBase mailing lists and archives are listed here [8].

The HBase distribution includes cryptographic software. See the export control
notice here [9].

1. http://hbase.apache.org
2. http://research.google.com/archive/bigtable.html
3. http://hadoop.apache.org
4. http://www.apache.org/dyn/closer.cgi/hbase/
5. https://hbase.apache.org/source-repository.html
6. https://hbase.apache.org/issue-tracking.html
7. http://hbase.apache.org/license.html
8. http://hbase.apache.org/mail-lists.html
9. https://hbase.apache.org/export_control.html