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https://issues.apache.org/jira/browse/TWILL-262?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16640708#comment-16640708
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ASF GitHub Bot commented on TWILL-262:
--------------------------------------
Github user piaosama commented on a diff in the pull request:
https://github.com/apache/twill/pull/71#discussion_r223181337
--- Diff:
twill-yarn/src/main/java/org/apache/twill/internal/yarn/YarnUtils.java ---
@@ -72,7 +77,23 @@
HADOOP_26
}
- private static final Logger LOG =
LoggerFactory.getLogger(YarnUtils.class);
+ private static boolean iDFSUtilClientExists = false; // use this to
judge if the hadoop version is above 2.8
--- End diff --
ok， suddenly find HAUtil class does not exists as the DFSUtils class. i
will add the two judge into the code and make the code more nice as you
commented.
> YarnUtils#cloneHaNnCredentials uses DFSUtil#getHaNnRpcAddresses, which is
> removed from DFSUtils from hadoop-2.8
> ----------------------------------------------------------------------------------------------------------------
>
> Key: TWILL-262
> URL: https://issues.apache.org/jira/browse/TWILL-262
> Project: Apache Twill
> Issue Type: Bug
> Components: yarn
> Affects Versions: 0.8.0, 0.9.0, 0.11.0, 0.12.0, 0.13.0
> Reporter: Hongyuan Li
> Priority: Major
> Attachments: errors.txt
>
>
> YarnUtils#cloneHaNnCredentials uses DFSUtil#getHaNnRpcAddresses, which is
> removed from DFSUtils from hadoop-2.8
> current code
> {code}
> public static void cloneHaNnCredentials(Configuration config) throws
> IOException {
> ……
> // Loop through all name services. Each name service could have multiple
> name node associated with it.
> for (Map.Entry<String, Map<String, InetSocketAddress>> entry :
> DFSUtil.getHaNnRpcAddresses(config).entrySet()) {
> String nsId = entry.getKey();
> Map<String, InetSocketAddress> addressesInNN = entry.getValue();
> if (!HAUtil.isHAEnabled(config, nsId) || addressesInNN == null ||
> addressesInNN.isEmpty()) {
> continue;
> }
> ……
> }
> {code}
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