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Posted to common-issues@hadoop.apache.org by "slfan1989 (via GitHub)" <gi...@apache.org> on 2023/05/10 12:57:07 UTC

[GitHub] [hadoop] slfan1989 opened a new pull request, #5637: YARN-11491. [Federation] Use ZookeeperFederationStateStore as the DefaultStateStore.

slfan1989 opened a new pull request, #5637:
URL: https://github.com/apache/hadoop/pull/5637

   …aultStateStore.
   
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   ### Description of PR
   JIRA: YARN-11491. [Federation] Use ZookeeperFederationStateStore as the DefaultStateStore.
   
   We currently use `MemoryFederationStateStore` as the default StateStore, in the production environment, we should use `ZookeeperFederationStateStore` as the default StateStore.
   
   ### How was this patch tested?
   
   
   ### For code changes:
   
   - [ ] Does the title or this PR starts with the corresponding JIRA issue id (e.g. 'HADOOP-17799. Your PR title ...')?
   - [ ] Object storage: have the integration tests been executed and the endpoint declared according to the connector-specific documentation?
   - [ ] If adding new dependencies to the code, are these dependencies licensed in a way that is compatible for inclusion under [ASF 2.0](http://www.apache.org/legal/resolved.html#category-a)?
   - [ ] If applicable, have you updated the `LICENSE`, `LICENSE-binary`, `NOTICE-binary` files?
   
   


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[GitHub] [hadoop] hadoop-yetus commented on pull request #5637: YARN-11491. [Federation] Use ZookeeperFederationStateStore as the DefaultStateStore.

Posted by "hadoop-yetus (via GitHub)" <gi...@apache.org>.
hadoop-yetus commented on PR #5637:
URL: https://github.com/apache/hadoop/pull/5637#issuecomment-1667828684

   :confetti_ball: **+1 overall**
   
   
   
   
   
   
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[GitHub] [hadoop] slfan1989 commented on pull request #5637: YARN-11491. [Federation] Use ZookeeperFederationStateStore as the DefaultStateStore.

Posted by "slfan1989 (via GitHub)" <gi...@apache.org>.
slfan1989 commented on PR #5637:
URL: https://github.com/apache/hadoop/pull/5637#issuecomment-1667855130

   @goiri Can you help review this pr? Thank you very much!


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[GitHub] [hadoop] goiri commented on a diff in pull request #5637: YARN-11491. [Federation] Use ZookeeperFederationStateStore as the DefaultStateStore.

Posted by "goiri (via GitHub)" <gi...@apache.org>.
goiri commented on code in PR #5637:
URL: https://github.com/apache/hadoop/pull/5637#discussion_r1261674724


##########
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java:
##########
@@ -4001,7 +4001,7 @@ public static boolean isAclEnabled(Configuration conf) {
       FEDERATION_PREFIX + "state-store.class";
 
   public static final String DEFAULT_FEDERATION_STATESTORE_CLIENT_CLASS =
-      "org.apache.hadoop.yarn.server.federation.store.impl.MemoryFederationStateStore";
+      "org.apache.hadoop.yarn.server.federation.store.impl.ZookeeperFederationStateStore";

Review Comment:
   Do we have this also in some of the XMLs?
   The other thing is we could use the getClass() and getName()



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[GitHub] [hadoop] hadoop-yetus commented on pull request #5637: YARN-11491. [Federation] Use ZookeeperFederationStateStore as the DefaultStateStore.

Posted by "hadoop-yetus (via GitHub)" <gi...@apache.org>.
hadoop-yetus commented on PR #5637:
URL: https://github.com/apache/hadoop/pull/5637#issuecomment-1640746032

   :broken_heart: **-1 overall**
   
   
   
   
   
   
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[GitHub] [hadoop] hadoop-yetus commented on pull request #5637: YARN-11491. [Federation] Use ZookeeperFederationStateStore as the DefaultStateStore.

Posted by "hadoop-yetus (via GitHub)" <gi...@apache.org>.
hadoop-yetus commented on PR #5637:
URL: https://github.com/apache/hadoop/pull/5637#issuecomment-1632274411

   :broken_heart: **-1 overall**
   
   
   
   
   
   
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[GitHub] [hadoop] hadoop-yetus commented on pull request #5637: YARN-11491. [Federation] Use ZookeeperFederationStateStore as the DefaultStateStore.

Posted by "hadoop-yetus (via GitHub)" <gi...@apache.org>.
hadoop-yetus commented on PR #5637:
URL: https://github.com/apache/hadoop/pull/5637#issuecomment-1665213677

   :broken_heart: **-1 overall**
   
   
   
   
   
   
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[GitHub] [hadoop] hadoop-yetus commented on pull request #5637: YARN-11491. [Federation] Use ZookeeperFederationStateStore as the DefaultStateStore.

Posted by "hadoop-yetus (via GitHub)" <gi...@apache.org>.
hadoop-yetus commented on PR #5637:
URL: https://github.com/apache/hadoop/pull/5637#issuecomment-1542317875

   :broken_heart: **-1 overall**
   
   
   
   
   
   
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[GitHub] [hadoop] hadoop-yetus commented on pull request #5637: YARN-11491. [Federation] Use ZookeeperFederationStateStore as the DefaultStateStore.

Posted by "hadoop-yetus (via GitHub)" <gi...@apache.org>.
hadoop-yetus commented on PR #5637:
URL: https://github.com/apache/hadoop/pull/5637#issuecomment-1667824677

   :confetti_ball: **+1 overall**
   
   
   
   
   
   
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[GitHub] [hadoop] slfan1989 commented on a diff in pull request #5637: YARN-11491. [Federation] Use ZookeeperFederationStateStore as the DefaultStateStore.

Posted by "slfan1989 (via GitHub)" <gi...@apache.org>.
slfan1989 commented on code in PR #5637:
URL: https://github.com/apache/hadoop/pull/5637#discussion_r1265919772


##########
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java:
##########
@@ -4001,7 +4001,7 @@ public static boolean isAclEnabled(Configuration conf) {
       FEDERATION_PREFIX + "state-store.class";
 
   public static final String DEFAULT_FEDERATION_STATESTORE_CLIENT_CLASS =
-      "org.apache.hadoop.yarn.server.federation.store.impl.MemoryFederationStateStore";
+      "org.apache.hadoop.yarn.server.federation.store.impl.ZookeeperFederationStateStore";

Review Comment:
   Thank you for helping to review the code! I will check the configuration in xml.



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[GitHub] [hadoop] goiri commented on pull request #5637: YARN-11491. [Federation] Use ZookeeperFederationStateStore as the DefaultStateStore.

Posted by "goiri (via GitHub)" <gi...@apache.org>.
goiri commented on PR #5637:
URL: https://github.com/apache/hadoop/pull/5637#issuecomment-1674090911

   I have mixed feelings now.
   For prod, we should use better backends but for the default setting, the memory one would work out of the box while ZK needs setup.


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