nutch 异常集锦

Exception in thread "main" java.io.IOException: Job failed!

        at org.apache.hadoop.mapred.JobClient.runJob(JobClient.java:1357)

        at org.apache.nutch.parse.ParseSegment.parse(ParseSegment.java:209)

        at org.apache.nutch.crawl.Crawl.run(Crawl.java:143)

        at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)

        at org.apache.nutch.crawl.Crawl.main(Crawl.java:55)

        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)

        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

        at java.lang.reflect.Method.invoke(Method.java:606)

        at org.apache.hadoop.util.RunJar.main(RunJar.java:160)

内存给的太少了？