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https://issues.apache.org/jira/browse/HBASE-23262?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16970324#comment-16970324
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Hudson commented on HBASE-23262:
--------------------------------
Results for branch master
[build #1530 on
builds.a.o|https://builds.apache.org/job/HBase%20Nightly/job/master/1530/]: (x)
*{color:red}-1 overall{color}*
----
details (if available):
(x) {color:red}-1 general checks{color}
-- For more information [see general
report|https://builds.apache.org/job/HBase%20Nightly/job/master/1530//General_Nightly_Build_Report/]
(x) {color:red}-1 jdk8 hadoop2 checks{color}
-- For more information [see jdk8 (hadoop2)
report|https://builds.apache.org/job/HBase%20Nightly/job/master/1530//JDK8_Nightly_Build_Report_(Hadoop2)/]
(x) {color:red}-1 jdk8 hadoop3 checks{color}
-- For more information [see jdk8 (hadoop3)
report|https://builds.apache.org/job/HBase%20Nightly/job/master/1530//JDK8_Nightly_Build_Report_(Hadoop3)/]
(/) {color:green}+1 source release artifact{color}
-- See build output for details.
(/) {color:green}+1 client integration test{color}
> Cannot load Master UI
> ---------------------
>
> Key: HBASE-23262
> URL: https://issues.apache.org/jira/browse/HBASE-23262
> Project: HBase
> Issue Type: Bug
> Components: master, UI
> Affects Versions: 3.0.0
> Reporter: Karthik Palanisamy
> Assignee: Karthik Palanisamy
> Priority: Major
> Fix For: 3.0.0, 2.3.0, 2.1.8, 2.2.3
>
>
> If no online regionservers then master UI can't be opened. This issue occurs
> when using RSGroupAdminEndpoint coprocessor(RSGrouping). The master home
> page tries to load rsgroup info from "hbase:rsgroup" table but currently no
> regionservers up and running.
>
> [http://172.26.70.200:16010|http://172.26.70.200:16010/]
> {code:java}
> HTTP ERROR 500
> Problem accessing /master-status.
> Reason:
> Server Error
> Caused by:
> java.io.UncheckedIOException:
> org.apache.hadoop.hbase.client.RetriesExhaustedException: Failed after
> attempts=2, exceptions:
> ...
> Tue Nov
> 05 23:58:51 UTC 2019, , org.apache.hadoop.hbase.exceptions.TimeoutIOException:
> Timeout(9450ms) waiting for region location for hbase:rsgroup, row='',
> replicaId=0
> at
> org.apache.hadoop.hbase.client.ResultScanner$1.hasNext(ResultScanner.java:55)
> at
> org.apache.hadoop.hbase.RSGroupTableAccessor.getAllRSGroupInfo(RSGroupTableAccessor.java:59)
> at
> org.apache.hadoop.hbase.tmpl.master.RSGroupListTmplImpl.renderNoFlush(RSGroupListTmplImpl.java:58)
> at
> org.apache.hadoop.hbase.tmpl.master.RSGroupListTmpl.renderNoFlush(RSGroupListTmpl.java:150)
> at
> org.apache.hadoop.hbase.tmpl.master.MasterStatusTmplImpl.renderNoFlush(MasterStatusTmplImpl.java:346)
> at
> org.apache.hadoop.hbase.tmpl.master.MasterStatusTmpl.renderNoFlush(MasterStatusTmpl.java:397)
> at
> org.apache.hadoop.hbase.tmpl.master.MasterStatusTmpl.render(MasterStatusTmpl.java:388)
> at
> org.apache.hadoop.hbase.master.MasterStatusServlet.doGet(MasterStatusServlet.java:79)
> {code}
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