e7363d1c47
git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@6085 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
59 lines
1.6 KiB
Bash
Executable File
59 lines
1.6 KiB
Bash
Executable File
#!/bin/sh
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# Sample postscript script for base OS configuration for all HPC software
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# AIX:
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# set network tunables
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#
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# Linux: for statefull (full-disk install) nodes
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# Make sure this runs before the node reboots after initial install
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# for services to be activated
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#
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OS=`uname`
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# AIX
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if [ $OS = "AIX" ]; then
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# Set network tunables
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no -p -o tcp_recvspace=524288
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no -p -o tcp_sendspace=524288
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no -p -o udp_recvspace=655360
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no -p -o udp_sendspace=65536
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no -p -o arpqsize=64
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no -p -o rfc1323=1
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no -p -o sb_max=8388608
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chdev -l sys0 -a maxuproc='4096'
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exit
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fi
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# Linux
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ps_dir=/xcatpost
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hpc=/opt/xcat/share/xcat/IBMhpc
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otherpkgs=/install/post/otherpkgs/$osver/$arch
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chkconfig atd on
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chkconfig xinetd on
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# Automatically mount /dev/cpuset at node boot
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if ! grep 'cpuset' /etc/init.d/boot.local ; then
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cat <<END >>/etc/init.d/boot.local
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if test -e /dev/cpuset || mkdir -p /dev/cpuset ; then
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mount -t cpuset none /dev/cpuset
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fi
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END
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fi
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# Modify some ulimits
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if [ -f /etc/sysconfig/ulimit ]; then
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if [ ! -f /etc/sysconfig/ulimit.XCAT_BAK ]; then
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cp -p /etc/sysconfig/ulimit /etc/sysconfig/ulimit.XCAT_BAK
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fi
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# max locked memory
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/usr/bin/sed -i 's/HARDLOCKLIMIT=.*/HARDLOCKLIMIT="unlimited"/g' /etc/sysconfig/ulimit
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/usr/bin/sed -i 's/SOFTLOCKLIMIT=.*/SOFTLOCKLIMIT="unlimited"/g' /etc/sysconfig/ulimit
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# max memory size
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/usr/bin/sed -i 's/HARDRESIDENTLIMIT=.*/HARDRESIDENTLIMIT="unlimited"/g' /etc/sysconfig/ulimit
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/usr/bin/sed -i 's/SOFTRESIDENTLIMIT=.*/SOFTRESIDENTLIMIT="unlimited"/g' /etc/sysconfig/ulimit
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fi
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