Exercise 2: Torque Batch System Installation: Difference between revisions

Latest revision as of 15:45, 22 August 2013

 yum install emi-torque-server
 yum install emi-torque-utils

 rpm -qa |grep munge

 yum install munge

 ps -ef |grep munge

Should be something like:

 # ps -ef |grep munge
 munge    26535     1  0 Aug21 ?        00:00:02 /usr/sbin/munged

if not, start munge

 service munge start

 chkconfig --list |grep munge

should be something like:

 # chkconfig --list |grep munge
 munge              0:off    1:off    2:on    3:on    4:on    5:on    6:off

if not, configure it:

 chkconfig munge on

 ls - /etc/munge/munge.key

should be:

 -r-------- 1 munge munge 1024 Aug 14 16:21 /etc/munge/munge.key

if not so,

 /usr/sbin/create-munge-key

 chown munge:munge /etc/munge/munge.key
 chmod 400 /etc/munge/munge.key

 cp /etc/munge/munge.key <...>

@@ Line 32: / Line 32: @@
 * Check if munge is set to automatically start at boot time
   chkconfig --list |grep munge
@@ Line 39: / Line 38: @@
   # chkconfig --list |grep munge
   munge              0:off    1:off    2:on    3:on    4:on    5:on    6:off
 if not, configure it:
   chkconfig munge on
-* Create a munge key in one of the hosts:
+* Check if a munge key is present with right ownership and permissions
+  ls - /etc/munge/munge.key
+should be:
+  -r-------- 1 munge munge 1024 Aug 14 16:21 /etc/munge/munge.key
+if not so,
+* create a munge key in one of the hosts:
   /usr/sbin/create-munge-key
-* Check the munge key ownership
+* set right permissions and ownership:
-  ls -l /etc/munge/munge.key
+  chown munge:munge /etc/munge/munge.key
+  chmod 400 /etc/munge/munge.key
 * Copy the munge key on all the hosts of the cluster
   cp /etc/munge/munge.key <...>
-* Start the munge daemon on these nodes
-  service munge start
-  chkconfig munge on