How to run S4 HANA environment (HDB & application server)

Start sequence

1. under database user s4dadm

s4host:~ # su - s4dadm

s4dadm@s4host:/usr/sap/S4D/HDB00> HDB start

2. under application server user s4hadm

su - s4hadm

s4host:s4hadm 51> /usr/sap/S4H/D01/exe/sapcontrol -prot NI_HTTP -nr 01 -function Start

s4host:s4hadm 51> /usr/sap/S4H/ASCS02/exe/sapcontrol -prot NI_HTTP -nr 02 -function Start

Stop sequence

1. under application server user s4hadm

su - s4hadm

s4host:s4hadm 51> /usr/sap/S4H/ASCS02/exe/sapcontrol -prot NI_HTTP -nr 02 -function Stop

s4host:s4hadm 51> /usr/sap/S4H/D01/exe/sapcontrol -prot NI_HTTP -nr 01 -function Stop

2. under database user s4dadm

s4host:~ # su - s4dadm

s4dadm@s4host:/usr/sap/S4D/HDB00> HDB stop

Run processes check

s4host:~ # su - s4dadm

s4dadm@s4host:/usr/sap/S4D/HDB00> sapcontrol -nr 01 -function GetProcessList

Should be something like this...

GetProcessList

OK

name, description, dispstatus, textstatus, starttime, elapsedtime, pid

disp+work, Dispatcher, GREEN, Running, 2020 06 22 10:26:58, 0:02:58, 8795

igswd_mt, IGS Watchdog, GREEN, Running, 2020 06 22 10:26:58, 0:02:58, 8796

gwrd, Gateway, GREEN, Running, 2020 06 22 10:27:01, 0:02:55, 8815

icman, ICM, GREEN, Running, 2020 06 22 10:27:01, 0:02:55, 8816

VBox tricks / UUID change

CD C:\Program Files\Oracle\VirtualBox\

C:\Program Files\Oracle\VirtualBox>VBoxManage internalcommands sethduuid "E:\RHEL8\RHEL8.vdi"

To grant folder's authorisation in Linux, the next commands use:

chmod a-x,g+w file

or

chmod ug=rw,o=r file

the steps under root user are:

chmod a-x,g+w  /usr/sap/trans/EPS/in

chmod -R 777 /usr/sap/trans/EPS/in