What is the error in the datanode log file ?
Kumar _/|\_ www.saisk.com [email protected] "making a profound difference with knowledge and creativity..." On Fri, May 20, 2011 at 4:33 PM, Marcos Ortiz <[email protected]> wrote: > On 05/20/2011 04:08 PM, Anh Nguyen wrote: > >> On 05/20/2011 02:06 PM, Marcos Ortiz wrote: >> >>> On 05/20/2011 04:27 PM, Marcos Ortiz wrote: >>> >>>> On 05/20/2011 03:46 PM, Anh Nguyen wrote: >>>> >>>>> On 05/20/2011 01:15 PM, Marcos Ortiz wrote: >>>>> >>>>>> On 05/20/2011 01:02 PM, Anh Nguyen wrote: >>>>>> >>>>>>> Hi, >>>>>>> >>>>>>> I just upgraded to hadoop-0.20.203.0, and am having problem starting >>>>>>> the >>>>>>> datanode: >>>>>>> # hadoop datanode >>>>>>> Unrecognized option: -jvm >>>>>>> Could not create the Java virtual machine. >>>>>>> >>>>>>> It looks like it has something to do with daemon.sh, particularly the >>>>>>> setting of HADOOP_OPTS: >>>>>>> if [[ $EUID -eq 0 ]]; then >>>>>>> HADOOP_OPTS="$HADOOP_OPTS -jvm server $HADOOP_DATANODE_OPTS" >>>>>>> else >>>>>>> HADOOP_OPTS="$HADOOP_OPTS -server $HADOOP_DATANODE_OPTS" >>>>>>> fi >>>>>>> >>>>>>> Am I missing something? >>>>>>> >>>>>>> Thanks in advance. >>>>>>> >>>>>>> Anh- >>>>>>> >>>>>>> Which Java's version are you using? >>>>>> >>>>>> >>>>>> # java -version >>>>> java version "1.6.0_20" >>>>> Java(TM) SE Runtime Environment (build 1.6.0_20-b02) >>>>> Java HotSpot(TM) 64-Bit Server VM (build 16.3-b01, mixed mode) >>>>> >>>>> It worked with hadoop-0.20.2. >>>>> Anh- >>>>> >>>> How do you are starting the services? using bin/start-all.sh o simply >>>> the datanode? >>>> >>>> >>>> Anh, test first that this option (-jvm is included in that Java >>> version). >>> >>> >>> Tested earlier: >> # java -jvm >> >> Unrecognized option: -jvm >> Could not create the Java virtual machine. >> >> Did you check the requirements for that release? I don´t know if this > version require at least a mayor version to 1.6.20. > Did you test with the 1.6.24? > > I think that can be a bug. > Take a time to review the last issues for Hadoop on the JIRA of the > project. > > Regards > > > -- > Marcos Luís Ortíz Valmaseda > Software Engineer (Large-Scaled Distributed Systems) > University of Information Sciences, > La Habana, Cuba > Linux User # 418229 > http://about.me/marcosortiz > >
