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https://issues.apache.org/jira/browse/HBASE-1502?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13023465#comment-13023465
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[email protected] commented on HBASE-1502:
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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/647/
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Review request for hbase.
Summary
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This patch does not completely remove heartbeats. It unburdens the heartbeat
of control messages; now heartbeat is used to
send the master load only (At most recent hackathon we had rough agreement that
we'd keep heartbeat to carry load)... if we miss some, no biggie.
RPC version changed on HMasterRegionInfo since the regionServerStartup and
regionServerReport arguments have changed.
We pass a String now instead of HServerAddress so this should help with our DNS
issues where the two sides disagree.
Removed HMsg.
HServerAddress as been sort_of_deprecated. Its in our API so can't remove it
easily (its embedded inside HRegionLocation).
Otherwise, we don't use it internally anymore.
HServerInfo is deprecated. Server meta data is now available in new class
ServerName and load lives apart from HSI now.
Fixed up regionserver and master startup so they now look the same.
New tests
Cruft cleanup.
This addresses bug hbase-1502.
https://issues.apache.org/jira/browse/hbase-1502
Diffs
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src/main/java/org/apache/hadoop/hbase/ClusterStatus.java 26a8bef
src/main/java/org/apache/hadoop/hbase/HConstants.java ce0ea12
src/main/java/org/apache/hadoop/hbase/HMsg.java 87beb00
src/main/java/org/apache/hadoop/hbase/HRegionLocation.java bd353b8
src/main/java/org/apache/hadoop/hbase/HServerAddress.java 7f8a472
src/main/java/org/apache/hadoop/hbase/HServerInfo.java 7aa8bd9
src/main/java/org/apache/hadoop/hbase/HServerLoad.java 2372053
src/main/java/org/apache/hadoop/hbase/LocalHBaseCluster.java 0d696ab
src/main/java/org/apache/hadoop/hbase/MasterAddressTracker.java 1da9742
src/main/java/org/apache/hadoop/hbase/Server.java df396fa
src/main/java/org/apache/hadoop/hbase/ServerName.java PRE-CREATION
src/main/java/org/apache/hadoop/hbase/avro/AvroUtil.java d7a1e67
src/main/java/org/apache/hadoop/hbase/catalog/CatalogTracker.java be31179
src/main/java/org/apache/hadoop/hbase/catalog/MetaEditor.java c2ee031
src/main/java/org/apache/hadoop/hbase/catalog/MetaReader.java 6e22cf5
src/main/java/org/apache/hadoop/hbase/catalog/RootLocationEditor.java aee64c5
src/main/java/org/apache/hadoop/hbase/client/HBaseAdmin.java e022fe4
src/main/java/org/apache/hadoop/hbase/client/HConnection.java d8a2fc3
src/main/java/org/apache/hadoop/hbase/client/HConnectionManager.java 53decd6
src/main/java/org/apache/hadoop/hbase/client/HTable.java bb3a8fa
src/main/java/org/apache/hadoop/hbase/client/RetriesExhaustedWithDetailsException.java
6c62024
src/main/java/org/apache/hadoop/hbase/coprocessor/BaseMasterObserver.java
9576c48
src/main/java/org/apache/hadoop/hbase/coprocessor/MasterObserver.java db0870b
src/main/java/org/apache/hadoop/hbase/executor/EventHandler.java de13e27
src/main/java/org/apache/hadoop/hbase/executor/RegionTransitionData.java
a55f9d6
src/main/java/org/apache/hadoop/hbase/io/HbaseObjectWritable.java d8f8463
src/main/java/org/apache/hadoop/hbase/ipc/HBaseServer.java ec28de4
src/main/java/org/apache/hadoop/hbase/ipc/HMasterRegionInterface.java 25139b3
src/main/java/org/apache/hadoop/hbase/ipc/HRegionInterface.java 663cab5
src/main/java/org/apache/hadoop/hbase/master/ActiveMasterManager.java 66a3345
src/main/java/org/apache/hadoop/hbase/master/AssignmentManager.java e9b2af2
src/main/java/org/apache/hadoop/hbase/master/DeadServer.java efcbb99
src/main/java/org/apache/hadoop/hbase/master/HMaster.java 62789d3
src/main/java/org/apache/hadoop/hbase/master/LoadBalancer.java fe5f7e1
src/main/java/org/apache/hadoop/hbase/master/MasterCoprocessorHost.java
c0e9417
src/main/java/org/apache/hadoop/hbase/master/MasterFileSystem.java 7b5181a
src/main/java/org/apache/hadoop/hbase/master/ServerManager.java 4b8a59a
src/main/java/org/apache/hadoop/hbase/master/handler/MetaServerShutdownHandler.java
eb01a6a
src/main/java/org/apache/hadoop/hbase/master/handler/OpenedRegionHandler.java
c478ab7
src/main/java/org/apache/hadoop/hbase/master/handler/ServerShutdownHandler.java
60662c2
src/main/java/org/apache/hadoop/hbase/master/handler/SplitRegionHandler.java
fee0b3d
src/main/java/org/apache/hadoop/hbase/regionserver/HRegion.java 516d06d
src/main/java/org/apache/hadoop/hbase/regionserver/HRegionServer.java 85b4144
src/main/java/org/apache/hadoop/hbase/regionserver/RegionServerServices.java
4051e0b
src/main/java/org/apache/hadoop/hbase/regionserver/SplitTransaction.java
1b521f6
src/main/java/org/apache/hadoop/hbase/regionserver/wal/HLog.java 7569992
src/main/java/org/apache/hadoop/hbase/replication/ReplicationPeer.java
548c8eb
src/main/java/org/apache/hadoop/hbase/replication/ReplicationZookeeper.java
f282c6d
src/main/java/org/apache/hadoop/hbase/replication/regionserver/ReplicationSource.java
78c3b42
src/main/java/org/apache/hadoop/hbase/rest/StorageClusterStatusResource.java
578ee14
src/main/java/org/apache/hadoop/hbase/util/Addressing.java PRE-CREATION
src/main/java/org/apache/hadoop/hbase/util/HBaseFsck.java 55423af
src/main/java/org/apache/hadoop/hbase/util/HBaseFsckRepair.java b624d28
src/main/java/org/apache/hadoop/hbase/util/JVMClusterUtil.java baf0c27
src/main/java/org/apache/hadoop/hbase/zookeeper/RegionServerTracker.java
0437484
src/main/java/org/apache/hadoop/hbase/zookeeper/RootRegionTracker.java
692b608
src/main/java/org/apache/hadoop/hbase/zookeeper/ZKAssign.java 34e17b6
src/main/java/org/apache/hadoop/hbase/zookeeper/ZKUtil.java c01fe67
src/main/resources/hbase-webapps/master/master.jsp 198a188
src/main/resources/hbase-webapps/master/table.jsp bba9e5b
src/test/java/org/apache/hadoop/hbase/MiniHBaseCluster.java 28d2205
src/test/java/org/apache/hadoop/hbase/TestHRegionLocation.java PRE-CREATION
src/test/java/org/apache/hadoop/hbase/TestHServerAddress.java PRE-CREATION
src/test/java/org/apache/hadoop/hbase/TestHServerInfo.java PRE-CREATION
src/test/java/org/apache/hadoop/hbase/TestRegionRebalancing.java 11b94fe
src/test/java/org/apache/hadoop/hbase/TestSerialization.java 40874fc
src/test/java/org/apache/hadoop/hbase/TestServerName.java PRE-CREATION
src/test/java/org/apache/hadoop/hbase/catalog/TestCatalogTracker.java e25184e
src/test/java/org/apache/hadoop/hbase/catalog/TestCatalogTrackerOnCluster.java
66c6959
src/test/java/org/apache/hadoop/hbase/catalog/TestMetaReaderEditor.java
60320a3
src/test/java/org/apache/hadoop/hbase/coprocessor/TestMasterObserver.java
a15d53a
src/test/java/org/apache/hadoop/hbase/master/BROKE_FIX_TestKillingServersFromMaster.java
21b76fa
src/test/java/org/apache/hadoop/hbase/master/OOMEHMaster.java bf5ed03
src/test/java/org/apache/hadoop/hbase/master/TestActiveMasterManager.java
1a19941
src/test/java/org/apache/hadoop/hbase/master/TestCatalogJanitor.java 3f332ff
src/test/java/org/apache/hadoop/hbase/master/TestClockSkewDetection.java
915cdf6
src/test/java/org/apache/hadoop/hbase/master/TestHMasterRPCException.java
a1bb6af
src/test/java/org/apache/hadoop/hbase/master/TestLoadBalancer.java e5da229
src/test/java/org/apache/hadoop/hbase/master/TestLogsCleaner.java 19220fb
src/test/java/org/apache/hadoop/hbase/master/TestMaster.java c4ea83f
src/test/java/org/apache/hadoop/hbase/master/TestMasterFailover.java 5a334e0
src/test/java/org/apache/hadoop/hbase/master/TestRestartCluster.java dff6c1b
src/test/java/org/apache/hadoop/hbase/master/TestRollingRestart.java 6089ae6
src/test/java/org/apache/hadoop/hbase/regionserver/TestMasterAddressManager.java
319a74e
src/test/java/org/apache/hadoop/hbase/regionserver/TestScanner.java 7ff6a2e
src/test/java/org/apache/hadoop/hbase/regionserver/TestSplitTransactionOnCluster.java
42ce89d
src/test/java/org/apache/hadoop/hbase/regionserver/handler/TestOpenRegionHandler.java
c2437bd
src/test/java/org/apache/hadoop/hbase/replication/regionserver/TestReplicationSourceManager.java
20a1ff8
src/test/java/org/apache/hadoop/hbase/util/TestHBaseFsck.java a055082
Diff: https://reviews.apache.org/r/647/diff
Testing
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Most tests pass. I have yet to run it on a cluster. Doing that now.
Thanks,
Michael
> Remove need for heartbeats in HBase
> -----------------------------------
>
> Key: HBASE-1502
> URL: https://issues.apache.org/jira/browse/HBASE-1502
> Project: HBase
> Issue Type: Task
> Reporter: Nitay Joffe
> Assignee: stack
> Priority: Blocker
> Fix For: 0.92.0
>
> Attachments: 1502-4.txt, 1502-v2.txt, 1502-v5.txt, 1502-v6.txt,
> 1502-v7.txt, 1502.txt
>
>
> HBase currently uses heartbeats between region servers and the master,
> piggybacking information on them when it can. This issue is to investigate if
> we can get rid of the need for those using ZooKeeper events.
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