SAP kernel Patch upgrade steps to perform on AIX
Summary:-
This document contains the steps to do the SAP kernel Patch upgrade on AIX operating system.
Table of content
1) Check the kernel version………………………………………………………..
2) Download the new kernel and ......................................................................
3) Stop sap………………………………………………………….......................
4) Take backup of old kernel………………………………………………………..
5) Update the new kernel…………………………………………………………....
5.1 Uncar the download kernal file using SAPCAR command
5.2 Update the new kernal
6) Start sap system and check the sap system…………………………….........
Instruction
SAP Application kernel upgrade should be done based on EWA report or SAP recommendation.
Step 1
Stop SAP system
Login into OS level with SIDadm.
type "disp+work" or check in sap level in T-code sm51 about the current kernal version.
step 2
Downlaod the new SAP kernel from servive market place.
Gotto website : https://service.sap.com
Then click on software download ---> support packages and Patches. You can check the kernel in My company Components or A-Z Intex.
Downloaded the letest kernel for your SAP appliaction, this file are SAR files and move this file to the server at os level.
step 3
In os type command "stopsap r3"
Step 4
Take the backup of exe file into the safe directory.
and rename the "exe" file to like "exe.org"
Step 5
5.1 Uncar the download kernal file using SAPCAR command
5.2 Update the new kernal
Create new "exe " directory file under the filesystem "/sapmnt/SID " and move all the extract files which you uncar the new kernel file from service market place.
and run the script as well "/saproot.sh SID" to change ownership of files.
Step 6
Start sap system and check the sap system
check the kernel version
By the this way kernal patch has been upgrade and you update the R3trans and tp as well.
Note : Do the complete system check in SAP level using T-code SM21,SICK,ST22,SM50,SM12,SM13,SM66..etc.. and check the Brtools working fine or not.