Environnement Commun Linux : Différence entre versions

Version depuis le 21 de novembre 2011 à 14:52

en construction(cette page s'adresse principalement aux développeurs)

under construction(this page is mainly for developers)

Environment control via .profile
Useful environment variables
- PATH : colon ':' separated list of directories where executables or sourced (.) shell includes are to be found
- LD_LIBRARY_PATH : colon ':' separated list of directories where dynamic libraries (.so files) needed by executables can be found
- EC_LD_LIBRARY_PATH : colon ':' separated list of directories where s.compile, s.f90 et al. will look for libraries
- EC_INCLUDE_PATH : colon ':' separated list of directories where s.compile, s.f90 et al. will look for include files
- BASE_ARCH : name of the hardware architecture of the machine
- EC_ARCH : name of the hardware+software architecture of the machine (BASE_ARCH + compiler usually)
Useful memory layout information
- Linux memory layout
Useful information about system
- /proc/cpuinfo : pseudo file containing a full description of logical cpus in a linux system (cat/less/more)<br>
useful commands<br>
- r.mpirun : script front end to mpiexec hiding machine/mpi implementation specific details
- soumet : script used to submit jobs, hiding machine/batch subsystem specific details<br>

@@ Ligne 18: / Ligne 18: @@
 **'''EC_ARCH'''&nbsp;: name of the hardware+software architecture of the machine ('''BASE_ARCH''' + compiler usually)
 *Useful memory layout information
-**[[Linux memory layout|Linux memory layout]] ('''OMP_STACKSIZE''' environment variable controls thread (&gt;0) stack size)<br>
+**[[Linux memory layout|Linux memory layout]]<br>
 *Useful information about system
 **'''/proc/cpuinfo'''&nbsp;: pseudo file containing a full description of logical cpus in a linux system (cat/less/more)&lt;br&gt;