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Posted to common-issues@hadoop.apache.org by "Ted Yu (JIRA)" <ji...@apache.org> on 2016/12/05 03:52:58 UTC
[jira] [Comment Edited] (HADOOP-13135) Encounter response code 500
when accessing /metrics endpoint
[ https://issues.apache.org/jira/browse/HADOOP-13135?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15658589#comment-15658589 ]
Ted Yu edited comment on HADOOP-13135 at 12/5/16 3:52 AM:
----------------------------------------------------------
This issue should exist for hbase all 1.x releases.
was (Author: yuzhihong@gmail.com):
This issue should exist for hbase 1.x releases.
> Encounter response code 500 when accessing /metrics endpoint
> ------------------------------------------------------------
>
> Key: HADOOP-13135
> URL: https://issues.apache.org/jira/browse/HADOOP-13135
> Project: Hadoop Common
> Issue Type: Bug
> Affects Versions: 2.7.1
> Reporter: Ted Yu
> Labels: metrics
>
> When accessing /metrics endpoint on hbase master through hadoop 2.7.1, I got:
> {code}
> HTTP ERROR 500
> Problem accessing /metrics. Reason:
> INTERNAL_SERVER_ERROR
> Caused by:
> java.lang.NullPointerException
> at org.apache.hadoop.http.HttpServer2.isInstrumentationAccessAllowed(HttpServer2.java:1029)
> at org.apache.hadoop.metrics.MetricsServlet.doGet(MetricsServlet.java:109)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:707)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
> at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511)
> at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1221)
> at org.apache.hadoop.hbase.http.lib.StaticUserWebFilter$StaticUserFilter.doFilter(StaticUserWebFilter.java:113)
> at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212)
> {code}
> [~ajisakaa] suggested that code 500 should be 404 (NOT FOUND).
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