Hi Nitin, I moved to the release 2.2.0 on starting node manager it remains silent without errors but nodemanager dosent start....while it does in the earlier 0.23 version
./hadoop-daemon.sh start namenode starting namenode, logging to /usr/local/Software/hadoop-2.2.0/logs/hadoop-sitaraman-namenode-localhost.localdomain.out Java HotSpot(TM) 64-Bit Server VM warning: You have loaded library /usr/local/Software/hadoop-2.2.0/lib/native/libhadoop.so.1.0.0 which might have disabled stack guard. The VM will try to fix the stack guard now. It's highly recommended that you fix the library with 'execstack -c <libfile>', or link it with '-z noexecstack'. [sitaraman@localhost sbin]$ jps 13444 Jps [sitaraman@localhost sbin]$ vi /usr/local/Software/hadoop-2.2.0/logs/hadoop-sitaraman-namenode-localhost.localdomain.out ulimit -a for user sitaraman core file size (blocks, -c) 0 data seg size (kbytes, -d) unlimited scheduling priority (-e) 0 file size (blocks, -f) unlimited pending signals (-i) 135104 max locked memory (kbytes, -l) 32 max memory size (kbytes, -m) unlimited open files (-n) 1024 pipe size (512 bytes, -p) 8 POSIX message queues (bytes, -q) 819200 real-time priority (-r) 0 stack size (kbytes, -s) 10240 cpu time (seconds, -t) unlimited max user processes (-u) 135104 virtual memory (kbytes, -v) unlimited file locks (-x) unlimited On 12/24/13, Nitin Pawar <[email protected]> wrote: > For now you can ignore this warning, > it was your first program so you can try building other things and slowly > run the commands mentioned the log message to fix these small warnings. > > > On Tue, Dec 24, 2013 at 10:07 AM, Sitaraman Vilayannur < > [email protected]> wrote: > >> Thanks Nitin, That worked, >> When i run the Pi example, i get the following warning at the end, >> what must i do about this warning....thanks much for your help. >> Sitaraman >> inished in 20.82 seconds >> Java HotSpot(TM) 64-Bit Server VM warning: You have loaded library >> /usr/local/Software/hadoop-0.23.10/lib/native/libhadoop.so.1.0.0 which >> might have disabled stack guard. The VM will try to fix the stack >> guard now. >> It's highly recommended that you fix the library with 'execstack -c >> <libfile>', or link it with '-z noexecstack'. >> 13/12/24 10:05:19 WARN util.NativeCodeLoader: Unable to load >> native-hadoop library for your platform... using builtin-java classes >> where applicable >> Estimated value of Pi is 3.14127500000000000000 >> [sitaraman@localhost mapreduce]$ >> >> On 12/23/13, Nitin Pawar <[email protected]> wrote: >> > Can you try starting the process as non root user. >> > Give proper permissions to the user and start it as a different user. >> > >> > Thanks, >> > Nitin >> > >> > >> > On Mon, Dec 23, 2013 at 2:15 PM, Sitaraman Vilayannur < >> > [email protected]> wrote: >> > >> >> Hi, >> >> When i attempt to start nodemanager i get the following error. Any >> >> help >> >> appreciated. I was able to start resource manager datanode, namenode >> >> and >> >> secondarynamenode, >> >> >> >> >> >> ./yarn-daemon.sh start nodemanager >> >> starting nodemanager, logging to >> >> >> /usr/local/Software/hadoop-0.23.10/logs/yarn-root-nodemanager-localhost.localdomain.out >> >> Unrecognized option: -jvm >> >> Error: Could not create the Java Virtual Machine. >> >> Error: A fatal exception has occurred. Program will exit. >> >> [root@localhost sbin]# emacs >> >> >> /usr/local/Software/hadoop-0.23.10/logs/yarn-root-nodemanager-localhost.localdomain.out >> >> & >> >> [4] 29004 >> >> [root@localhost sbin]# jps >> >> 28402 SecondaryNameNode >> >> 30280 Jps >> >> 28299 DataNode >> >> 6729 Main >> >> 26044 ResourceManager >> >> 28197 NameNode >> >> >> > >> > >> > >> > -- >> > Nitin Pawar >> > >> > > > > -- > Nitin Pawar >
