[GitHub] [hadoop-ozone] xiaoyuyao commented on a change in pull request #461: HDDS-2910. OzoneManager startup failure with throwing unhelpful excep…

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xiaoyuyao commented on a change in pull request #461: HDDS-2910. OzoneManager startup failure with throwing unhelpful excep…
URL: https://github.com/apache/hadoop-ozone/pull/461#discussion_r368341657
 
 

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 File path: hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/OzoneManager.java
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 @@ -335,7 +335,9 @@ private OzoneManager(OzoneConfiguration conf) throws IOException,
         OZONE_OM_USER_MAX_VOLUME + " value should be greater than zero");
 
     if (omStorage.getState() != StorageState.INITIALIZED) {
-      throw new OMException("OM not initialized.",
+      throw new OMException("OM not initialized, current OM storage state: " +
+          omStorage.getState().name() + ". Please check if 'ozone om --init' "
 
 Review comment:
   Can we rephrase "Please check if 'ozone om --init' command is executed before starting the OM service.",
   Please ensure 'ozone om --init' command is executed once before starting the OM service.",

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