You are viewing a plain text version of this content. The canonical link for it is here.
Posted to common-user@hadoop.apache.org by Jason Venner <ja...@attributor.com> on 2008/02/07 04:39:50 UTC
error log question - org.apache.hadoop.dfs.NameNode.Secondary: java.net.UnknownHostException:
hdfs
I see these in my log, what have I got configured incorrectly?
2008-02-06 19:38:28,574 ERROR org.apache.hadoop.dfs.NameNode.Secondary:
Exception in doCheckpoint:
2008-02-06 19:38:28,574 ERROR org.apache.hadoop.dfs.NameNode.Secondary:
java.net.UnknownHostException: hdfs
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:177)
at java.net.Socket.connect(Socket.java:519)
at java.net.Socket.connect(Socket.java:469)
at sun.net.NetworkClient.doConnect(NetworkClient.java:157)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:388)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:500)
at sun.net.www.http.HttpClient.<init>(HttpClient.java:233)
at sun.net.www.http.HttpClient.New(HttpClient.java:306)
at sun.net.www.http.HttpClient.New(HttpClient.java:318)
at
sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:792)
at
sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:733)
at
sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:658)
at
sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:981)
at
org.apache.hadoop.dfs.TransferFsImage.getFileClient(TransferFsImage.java:142)
at
org.apache.hadoop.dfs.TransferFsImage.getFileClient(TransferFsImage.java:181)
at
org.apache.hadoop.dfs.SecondaryNameNode.getFSImage(SecondaryNameNode.java:209)
at
org.apache.hadoop.dfs.SecondaryNameNode.doCheckpoint(SecondaryNameNode.java:275)
at
org.apache.hadoop.dfs.SecondaryNameNode.run(SecondaryNameNode.java:192)
at java.lang.Thread.run(Thread.java:619)
--
Jason Venner
Attributor - Publish with Confidence <http://www.attributor.com/>
Attributor is hiring Hadoop Wranglers, contact if interested