[jira] [Created] (HBASE-25077) [HBCK2]hbck.jsp page loading fails, logs NPE in master log.

["Ajeet Rai (Jira)" <ji...@apache.org>]

Ajeet Rai created HBASE-25077:
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             Summary: [HBCK2]hbck.jsp page loading fails, logs NPE in master log.
                 Key: HBASE-25077
                 URL: https://issues.apache.org/jira/browse/HBASE-25077
             Project: HBase
          Issue Type: Bug
    Affects Versions: 2.2.3
            Reporter: Ajeet Rai


While testing with large data, it is observed that some time hbck page was not accessible and NPE was thrown in log.

 

【Test step】Excat Steps are not known. Observed this while executing below steps

1: Test data: 9K regions,~300 in my test setup

2: run list inconsistency with run option

3: run hbck_chore and catalogjanitor_run multiple times 

4: Also run balancer so that region movement is happening.

5: Observe that HBCK page not available

 

2020-09-21 20:05:31,706 WARN [qtp1698322791-94] server.HttpChannel: /hbck.jsp
java.lang.NullPointerException
 at org.apache.hadoop.hbase.generated.master.hbck_jsp.formatServerName(hbck_jsp.java:37)
 at org.apache.hadoop.hbase.generated.master.hbck_jsp._jspService(hbck_jsp.java:144)
 at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:111)
 at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
 at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:844)



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