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https://issues.apache.org/jira/browse/HBASE-21749?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16748816#comment-16748816
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Hudson commented on HBASE-21749:
--------------------------------
Results for branch branch-2.1
[build #794 on
builds.a.o|https://builds.apache.org/job/HBase%20Nightly/job/branch-2.1/794/]:
(/) *{color:green}+1 overall{color}*
----
details (if available):
(/) {color:green}+1 general checks{color}
-- For more information [see general
report|https://builds.apache.org/job/HBase%20Nightly/job/branch-2.1/794//General_Nightly_Build_Report/]
(/) {color:green}+1 jdk8 hadoop2 checks{color}
-- For more information [see jdk8 (hadoop2)
report|https://builds.apache.org/job/HBase%20Nightly/job/branch-2.1/794//JDK8_Nightly_Build_Report_(Hadoop2)/]
(/) {color:green}+1 jdk8 hadoop3 checks{color}
-- For more information [see jdk8 (hadoop3)
report|https://builds.apache.org/job/HBase%20Nightly/job/branch-2.1/794//JDK8_Nightly_Build_Report_(Hadoop3)/]
(/) {color:green}+1 source release artifact{color}
-- See build output for details.
(/) {color:green}+1 client integration test{color}
> RS UI may throw NPE and make rs-status page inaccessible with multiwal and
> replication
> --------------------------------------------------------------------------------------
>
> Key: HBASE-21749
> URL: https://issues.apache.org/jira/browse/HBASE-21749
> Project: HBase
> Issue Type: Bug
> Components: Replication, UI
> Affects Versions: 3.0.0, 2.1.0
> Reporter: Nihal Jain
> Assignee: Nihal Jain
> Priority: Major
> Fix For: 3.0.0, 1.5.0, 2.2.0, 2.1.3
>
> Attachments: HBASE-21749.master.001.patch
>
>
> Sometimes RS UI is unable to open as we get a NPE; This happens because
> {{shipper.getCurrentPath()}} may return null.
> We should have a null check @
> [ReplicationSource.java#L331|https://github.com/apache/hbase/blob/a2f6768acdc30b789c7cb8482b9f4352803f60a1/hbase-server/src/main/java/org/apache/hadoop/hbase/replication/regionserver/ReplicationSource.java#L331]
>
> {code:java}
> Path currentPath = shipper.getCurrentPath();
> try {
> fileSize = getFileSize(currentPath);
> } catch (IOException e) {
> LOG.warn("Ignore the exception as the file size of HLog only affects
> the web ui", e);
> fileSize = -1;
> }{code}
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