Red Hat LINUX VIRTUAL SERVER 4.7 - ADMINISTRATION Spécifications télécharger pdf (Page 29)

# Additional packages from the SAP repository

cpufrequtils

compat-sap-c++

unixODBC

# ********** Post-Installation 1: Modify grub.conf, install grub and custom xfs

format for HANA_DISK **********

%post --interpreter /bin/bash

# Part 1: Modify grub.conf

sed -i 's/splashimage=(hd1,0)/splashimage=(hd0,0)/g' /boot/grub/grub.conf

sed -i 's/root (hd1,0)/root (hd0,0)/g' /boot/grub/grub.conf

# Part 2: Install the boot loader properly. Workaround for firmare->grub->kernel

DEVICE=$(echo '/dev/'$(ls -l /dev/disk/by-path | grep pci-0000:21:00.0-

scsi-0:2:0:0 | grep -E -v '[0-9]$' | cut -d/ -f3))

/sbin/grub-install $DEVICE

# Part 3: Format HANA_DISK with XFS pptions for performance again, xfsprogs

needed

mount /hana/disk 2>&1 >> /tmp/xfs.log

DEVICE=$(mount | grep \/hana\/disk | cut -d " " -f1)

umount $DEVICE

OLD_UUID=$(blkid $DEVICE | cut -d= -f3 | sed 's/\"//g' | cut -d" " -f1)

/sbin/mkfs.xfs -f -d sunit=2048,swidth=14336,agcount=24 -L HANA_DISK $DEVICE

2>&1 >> /tmp/xfs.log

NEW_UUID=$(blkid $DEVICE | cut -d= -f3 | sed 's/\"//g' | cut -d" " -f1)

# Change FSTAB options for this partition

sed -i "s/$OLD_UUID/$NEW_UUID/g" /etc/fstab

mount /hana/disk 2>&1 >> /tmp/xfs.log

mkdir -p /hana/disk/shared 2>&1 >> /tmp/xfs.log

mkdir -p /hana/disk/data 2>&1 >> /tmp/xfs.log

ln -sf /hana/disk/shared /hana/shared 2>&1 >> /tmp/xfs.log

ln -sf /hana/disk/data /hana/data 2>&1 >> /tmp/xfs.log

TEMP=$(mktemp)

cat /etc/fstab | sed 's/LABEL=HANA_BACKUP/#LABEL=HANA_BACKUP/g' > $TEMP

cp -f $TEMP /etc/fstab

rm ${TEMP}

%end

# ********** Post-Installation 2: Custom code for the OS configuration and SAP

HANA instllation **********

%post --interpreter /bin/bash

chkconfig kdump off

chkconfig rhsmcertd off

chkconfig NetworkManager off

chkconfig network on

chkconfig ntpd on

echo timehost.example.com >> /etc/ntp/step-tickers

chkconfig ntpdate on

%end

# ********** Post-Installation 3: Install the repos required. We do not have a

Satellite Server here. ***********

%post --interpreter /bin/bash

# Set the repositories to point to the PXE-server

# Use the ones from Red Hat, but cleanup first

yum clean all

rm -f /etc/yum.repos.d/*.repo

# Part 1: The machine where the RPMs are stored. !!!!!!!!!! To be modified by

OEM. !!!!!!!!!!

SERVER=192.168.0.100

# Part 2: Install the repo files

cat > /etc/yum.repos.d/rhel.repo << EOF

[rhel]

name=Red Hat Enterprise Linux $releasever - $basearch

baseurl=ftp://${SERVER}/pub/rhel6/dvd

enabled=1

gpgcheck=1

gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-release

[rhel-sfs]

name=Red Hat Enterprise Linux - Scalable File Systems

baseurl=ftp://${SERVER}/pub/rhel6/sfs

Red Hat Enterprise Linux (RHEL) 6.5 Configuration Guide for SAP HANA

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