Training-high-availability

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Contents

Autoyast

install=http://... autoyast=http://...

URLs

Definitions

  • SID is NA1
  • user na1adm id 2000, group 2000
  • user sdb 2001, group 2001
  • user sqdna1 id 2002
  • ascs gets instance number 00
  • we use IBM Java 1.4.2

Progress

mdadm

mdadm.conf:

DEVICE /dev/disk/by-id/scsi-360a98000486e5337524a4f6a4e43542d-part2
ARRAY /dev/md0 level=raid0 num-devices=1 UUID=357d721b:86058e8c:8d746cf9:a620ae3c
mdadm --assemble --config /clusterconf/NA1/mdadm.conf /dev/md0

Start lvm

vgscan 
vgdisplay
lvdisplay
vgchange -a y sapvg

Java

Install java

yast -i java-1.4.2-ibm

SAP

ASCS

./sapinst SAPINST_USE_HOSTNAME sapna1as

Choose Netweaver -> Application Server ABAP -> MaxDB -> High Availability -> ASCS

DB

./sapinst SAPINST_USE_HOSTNAME sapna1db

Choose Netweaver -> Application Server ABAP -> MaxDB -> High Availability -> db instance

CI

./sapinst SAPINST_USE_HOSTNAME sapna1ci

Pitfalls

  • forgot to have luns before installing
  • forgot to use SAPINST_USE_HOSTNAME => had to uninstall ASCS