Standalone ROOT on t3
How to use a standalone version of ROOT independent from CMSSW
If you just want to run ROOT on t3 independent from CMSSW or another software framework, you must make sure you haven't run any CMSSW initialization scripts. Then set the following environment variables and you should be good to go.How to setup ROOT version 5.16.00 for AMD64 with gcc3.4
How to setup ROOT version 5.16.00 for AMD64 with gcc3.4
export ROOTSYS=/mnt/nfs04/opt/root_exe/root
export PATH=$PATH:${ROOTSYS}/bin
export LD_LIBRARY_PATH=${LD_LIBRARY_PATH}:${ROOTSYS}/lib
export MANPATH=$MANPATH:$ROOTSYS/man
Then if you type
root
you should get a new ROOT session. Since it is installed in the NFS mounted disk it is visible to all the worker nodes and is also visible on red.unl.edu.
export ROOTSYS=/mnt/nfs04/opt/root_exe/root
export PATH=$PATH:${ROOTSYS}/bin
export LD_LIBRARY_PATH=${LD_LIBRARY_PATH}:${ROOTSYS}/lib
export MANPATH=$MANPATH:$ROOTSYS/man
Then if you type
rootyou should get a new ROOT session. Since it is installed in the NFS mounted disk it is visible to all the worker nodes and is also visible on red.unl.edu.