Overview of the T3 environment at NICADD

Introduction

Setup the atlas environment

• First login
[user@pt3int0 ~]$ copy globus credentials in ~/.globus
[user@pt3int0 ~]$ mkdir -p /xdata/user/athena
[user@pt3int0 ~]$ ln -s /xdata/user/athena
[user@pt3int0 ~]$ export ATLAS_LOCAL_ROOT_BASE='/cvmfs/atlas.cern.ch/repo/ATLASLocalRootBase'
[user@pt3int0 ~]$ alias setupATLAS='source ${ATLAS_LOCAL_ROOT_BASE}/user/atlasLocalSetup.sh'
Add last three lines in ~/.bashrc
[user@pt3int0 ~]$ setupATLAS
...Type localSetupDQ2Client to use DQ2 Client
...Type localSetupGanga to use Ganga
...Type localSetupGcc to use alternate gcc
...Type localSetupGLite to use GLite
...Type localSetupPacman to use Pacman
...Type localSetupPandaClient to use Panda Client
...Type localSetupROOT to setup (standalone) ROOT
...Type localSetupWlcgClientLite to use wlcg-client-lite
...Type saveSnapshot [--help] to save your settings
...Type showVersions to show versions of installed software
...Type createRequirements [--help] to create requirements/setup files
...Type setupDBRelease to use an alternate DBRelease
...Type diagnostics for diagnostic tools
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Grid middleware note:
gLite wlcg-client-lite are available on this machine.
Current value is gLite
The default value is set by the environment variable ALRB_useGridSW
possible values for ALRB_useGridSW: gLite wlcg-client-lite
*******************************************************************************
[user@pt3int0 ~]$ showVersions --show=dbrelease
[user@pt3int0 ~]$ showVersions --show=athena
Note:: above may take up to 20 min if dbrelease/athena catalogs were not yet cashed in the cvmfs


Setup the athena project area

Create test area (/xdata/user/athena) and choose release (17.8.0)

[user@pt3int0 ~]$ setupATLAS
[user@pt3int0 ~]$ mkdir /xdata/user/athena
[user@pt3int0 ~]$ ln -s /xdata/user/athena ~/athena
[user@pt3int0 ~]$ mkdir ~/athena/AtlasOffline-17.8.0
[user@pt3int0 ~]$ asetup 17.8.0,slc6
Note:: Above setup is for illustration only, please use the most recent ATLAS tutorials for the interactive work (for example "hello world" for the first Athena program)


Next

• dq2 example :: DQ2 tutorial