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From "Tim Hawkins (JIRA)" <j...@apache.org>
Subject [jira] Created: (NUTCH-709) JSParseFilter gets into an infinate loop and ets all the stack
Date Tue, 03 Mar 2009 13:26:56 GMT
JSParseFilter gets into an infinate loop and ets all the stack 
---------------------------------------------------------------

                 Key: NUTCH-709
                 URL: https://issues.apache.org/jira/browse/NUTCH-709
             Project: Nutch
          Issue Type: Bug
          Components: fetcher
    Affects Versions: 1.0.0
         Environment: Hadoop 0.19.0 running nutch trunk 
            Reporter: Tim Hawkins


When crawling pages with seperate fetch and parse, I see processes die becuase of stack overflow.


Output is generaly.
java.lang.StackOverflowError
	at org.apache.nutch.parse.js.JSParseFilter.walk(JSParseFilter.java:146)
	at org.apache.nutch.parse.js.JSParseFilter.walk(JSParseFilter.java:148)
	at org.apache.nutch.parse.js.JSParseFilter.walk(JSParseFilter.java:148)
	at org.apache.nutch.parse.js.JSParseFilter.walk(JSParseFilter.java:148)
	at org.apache.nutch.parse.js.JSParseFilter.walk(JSParseFilter.java:148)
	at org.apache.nutch.parse.js.JSParseFilter.walk(JSParseFilter.java:148)
	at org.apache.nutch.parse.js.JSParseFilter.walk(JSParseFilter.java:148)
	at org.apache.nutch.parse.js.JSParseFilter.walk(JSParseFilter.java:148)
	at org.apache.nutch.parse.js.JSParseFilter.walk(JSParseFilter.java:148)
	at org.apache.nutch.parse.js.JSParseFilter.walk(JSParseFilter.java:148)
	at org.apache.nutch.parse.js.JSParseFilter.walk(JSParseFilter.java:148)
	at org.apache.nutch.parse.js.JSParseFilter.walk(JSParseFilter.java:148)
	at org.apache.nutch.parse.js.JSParseFilter.walk(JSParseFilter.java:148)
	at org.apache.nutch.parse.js.JSParseFilter.walk(JSParseFilter.java:148)
	at org.apache.nutch.parse.js.JSParseFilter.walk(JSParseFilter.java:148)
	at org.apache.nutch.parse.js.JSParseFilter.walk(JSParseFilter.java:148)
	at org.apache.nutch.parse.js.JSParseFilter.walk(JSParseFilter.java:148)
	at org.apache.nutch.parse.js.JSParseFilter.walk(JSParseFilter.java:148)
	at org.apache.nutch.parse.js.JSParseFilter.walk(JSParseFilter.java:148)


Inspection of the code shows that this is a recursive call to walk(.....) 


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