Changeset 106

Timestamp:

May 14, 2014, 7:26:58 PM (10 years ago)

Author:

g7moreau

Message:

• More generic solution for ulimit and add doc (oar-envsh)

File:

• trunk/oarutils/oar-envsh (modified) (5 diffs)

trunk/oarutils/oar-envsh

@@ -11 +11 @@
 # 1.1 Patrick Begou  (all the environment excepted... that could make problems!)
 # 1.2 Gabriel Moreau (format, small bug and licence)
+# 1.3 Gabriel Moreau (add initial support for ulimit)
 #
 
@@ -16 +17 @@
 shift
 
-ulimit_s=$(ulimit -s)
-ulimit_n=$(ulimit -n)
-ulimit_l=$(ulimit -l)
+MYLIMIT=""
+for option in 's' 'l' 'n'
+do
+   myvalue=$(ulimit "-$option")
+   [ -n "$myvalue" ] && MYLIMIT="${MYLIMIT} ulimit -$option $myvalue;"
+done
 
 MYENV=$( env \
@@ -31 +35 @@
    | tr [\\\n] [\;] )
 
-exec /opt/oar/current/bin/oarsh $HOST "ulimit -s ${ulimit_s}; ulimit -n ${ulimit_n}; ulimit -l ${ulimit_l}; $MYENV $@"
+exec /opt/oar/current/bin/oarsh $HOST "$MYLIMIT $MYENV $@"
 
 exit
@@ -62 +66 @@
  SHLVL
 
+With C<oar-envsh>, some ulimit are also transfert in the new shell.
+Actually, we only transfert:
+
+ -l locked memory
+ -n open files
+ -s stack size
+
 Alway use C<oarsh>,
 only use C<oar-envsh> if really needed!
@@ -83 +94 @@
 GPL version 2 or later
 
-Copyright (C) 2011 Patrick Begou / LEGI - CNRS UMR 5519 - France
+Copyright (C) 2011-2014 Patrick Begou / LEGI - CNRS UMR 5519 - France
 
 =cut