diff --git a/xCAT-SoftLayer/si-post-install/15all.configefi b/xCAT-SoftLayer/si-post-install/15all.configefi
new file mode 100755
index 000000000..34b112f0c
--- /dev/null
+++ b/xCAT-SoftLayer/si-post-install/15all.configefi
@@ -0,0 +1,82 @@
+#!/bin/bash
+
+# SI post-install script to configure the efi boot mgr or grub after SI has installed the OS
+# SI post-install scripts run in a chroot environment of the final OS image
+
+if [ -d /sys/firmware/efi ]; then
+    echo "Setting Boot Manager for the next boot."
+    echo "delete all sysclone boot list"
+    str_bootnums=`efibootmgr | grep 'syscloneLinux' | awk '{print $1}' | sed 's/boot//i' | sed 's/*//'`
+    for str_num in $str_bootnums
+    do
+        efibootmgr -b $str_num -B -q
+    done
+
+    if [ -f "/boot/efi/EFI/redhat/grub.efi" ];then
+        efibootmgr -c -l \\EFI\\redhat\\grub.efi -L syscloneLinux
+    elif [ -f "/boot/efi/efi/SuSE/elilo.efi" ];then
+        efibootmgr -c -l \\efi\\SuSE\\elilo.efi -L syscloneLinux
+    else
+        echo "Can not find the boot loader."
+        exit 1
+    fi
+else
+    echo "run grub-install to configure the MBR."
+    if [ -e /etc/mtab ];then
+        mv /etc/mtab /etc/mtab.bak
+    fi
+    grep -v rootfs /proc/mounts > /etc/mtab
+    boot_device=''
+    if [ -f "/etc/systemconfig/systemconfig.conf" ];then
+        boot_device=`cat /etc/systemconfig/systemconfig.conf | grep BOOTDEV | awk '{print $3}'`
+    else
+        boot_root=`mount | grep -E ' on\s+/ type ' | awk '{print $1}'`
+        boot_device=`echo $boot_root | sed -e 's/[0-9]*$//'`
+
+        #str_temp=`mount | awk '{print $1","$3}'`
+        #for line in $str_temp
+        #do
+        #    mp=`echo $line | awk -F, '{print $2}'`
+        #    if [ "$mp" = "/" ];then
+        #        boot_device=`echo $line | awk -F, '{print $1}' | sed -e 's/[0-9]*$//'`
+        #        break
+        #    fi
+        #done
+    fi
+
+    if [ -n "$boot_device" ];then
+        echo "The boot device is $boot_device"
+        echo "The boot root device is $boot_root"
+    else
+        echo "Can not find the boot device, return error"
+        exit 1
+    fi
+    
+    # set grub to use this boot device
+    if grep -qe '^VERSION\s*=\s*11' /etc/SuSE-release; then
+        #sles11, run grub-install.unsupported directly
+        echo "grub-install.unsupported --no-floppy --recheck $boot_device"
+        grub-install.unsupported --no-floppy --recheck $boot_device
+        # note: the error about grub-set-default not existing is harmless, because we want the default to be 0 anyway
+    else
+        #for sles10, should run grub-install with parameters
+        echo "grub-install --no-floppy --recheck $boot_device"
+        grub-install --no-floppy --recheck $boot_device
+    fi
+
+    # change the entries in the grub conf file to use the correct boot root device
+    # (not the one leftover from the golden image)
+    if [ -f "/boot/grub/grub.conf" ];then
+        conffile="/boot/grub/grub.conf"
+    else
+        conffile="/boot/grub/menu.lst"
+    fi
+    sed -i 's| root=\S*| root='$boot_root'|' $conffile
+    sed -i 's| resume=\S*| noresume|' $conffile
+
+    if [ -e /etc/mtab.bak ];then
+        mv -f /etc/mtab.bak /etc/mtab
+    else
+        rm -f /etc/mtab
+    fi
+fi
diff --git a/xCAT-SoftLayer/si-post-install/99all.killsyslog b/xCAT-SoftLayer/si-post-install/99all.killsyslog
new file mode 100755
index 000000000..7df9b06fe
--- /dev/null
+++ b/xCAT-SoftLayer/si-post-install/99all.killsyslog
@@ -0,0 +1,25 @@
+#!/bin/bash
+
+# SI post-install script, run after SI has installed the OS, to kill processes SI does not kill
+# (so /a can be umounted cleanly)
+# SI post-install scripts run in a chroot environment of the final OS image
+
+if [ -f "/etc/SuSE-release" ];then
+    str_out=`ps -ef | grep -v grep | grep syslog-ng`
+    if [ $? -eq 0 ];then
+        str_id=`echo $str_out | awk '{print $2}'`
+        kill -9 $str_id
+    fi
+fi
+
+# SI starts klogd in the chroot, but does not kill it
+killall klogd
+
+# flush all write buffers, just in case SI can not umount /a
+echo "Syncing file systems"
+sync
+
+#todo: remove
+#echo "Processes still using /:"
+#fuser -v /
+#sleep 30
\ No newline at end of file