[
https://issues.apache.org/jira/browse/HADOOP-6359?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Tsz Wo Nicholas Sze resolved HADOOP-6359.
-----------------------------------------
Resolution: Duplicate
Resolving as "Duplicate".
> NetworkTopology.chooseRandom(..) throws an IllegalArgumentException
> -------------------------------------------------------------------
>
> Key: HADOOP-6359
> URL: https://issues.apache.org/jira/browse/HADOOP-6359
> Project: Hadoop Common
> Issue Type: Bug
> Reporter: Tsz Wo Nicholas Sze
> Labels: newbie
>
> When numOfDatanodes == 0, NetworkTopology.chooseRandom(..) throws an
> IllegalArgumentException.
> {noformat}
> 2009-09-30 00:12:50,768 ERROR org.mortbay.log: /nn_browsedfscontent.jsp
> java.lang.IllegalArgumentException: n must be positive
> at java.util.Random.nextInt(Random.java:250)
> at
> org.apache.hadoop.net.NetworkTopology.chooseRandom(NetworkTopology.java:536)
> at
> org.apache.hadoop.net.NetworkTopology.chooseRandom(NetworkTopology.java:504)
> ...
> {noformat}
--
This message was sent by Atlassian JIRA
(v6.3.4#6332)
