While I was installing Windows Failover Cluster system, I got an error like “Cluster Disk 1 does not support persistent reservations.”. If you are attempting to set up a Cluster in a Single Host, and the shared disk (or disks) for the cluster is RDM (Raw Device Mapping, or Raw Disk Mapping), in Physical Compatibility…
Tag: System Administration
Schedule Reboot Linux System With Crontab
You can reboot linux system with crontab. You can use below command for schedule reboot operation. Schedule Reboot With Crontab [root@server ~]# crontab -e 10 4 * * * /sbin/shutdown -r now The system will be reboot every day at 04:10 AM with above schedule.
Create DB Connection From SAP to External Databases
That scenario is required that we need to fetch data from the customer’s existing third party application. For example the customer is having some websites where the enquiries are being stored. Or The company employees who are on tour log their requests for leave in the portal. In such case we may have to provide…
SAP Security Audit Log Activation
As of Release 4.0, you can use the Security Audit Log to record security-related system information such as changes to user master records or unsuccessful logon attempts. This log is a tool designed for auditors who need to take a detailed look at what occurs in the SAP System. By activating the audit log, you…
Mail Server Create in SAP
You can create a smtp mail server in SAP and you can send e-mail in SAP System. Step by step mail server configuration in SAP 1- Create Default Domain Tcode > SCOT 2- Create SMTP Node
VMware SCSI Bus Sharing Options
You can set the type of SCSI bus sharing for a virtual machine and indicate whether the SCSI bus is shared. Depending on the type of sharing, virtual machines can access the same virtual disk simultaneously if the virtual machines reside on the same ESXi host or on a different host. SCSI Bus Sharing Options…
VMware Virtual Disk Provisioning Policies
When you perform certain virtual machine management operations, such as creating a virtual disk, cloning a virtual machine to a template, or migrating a virtual machine, you can specify a provisioning policy for the virtual disk file. NFS datastores with Hardware Acceleration and VMFS datastores support the following disk provisioning policies. On NFS datastores that…
Get Before Day Of Date With Windows Batch Script
You can use below script to get yeterday of date. Batch Script @echo off set yyyy= set $tok=1-3 for /f “tokens=1 delims=.:/-, ” %%u in (‘date /t’) do set $d1=%%u if “%$d1:~0,1%” GTR “9” set $tok=2-4 for /f “tokens=%$tok% delims=.:/-, ” %%u in (‘date /t’) do ( for /f “skip=1 tokens=2-4 delims=/-,().” %%x in (‘echo.^|date’)…
How to Add or Delete Route in Oracle Linux
IP routing involves forwarding of IP datagrams. Its a simple process in which the host sends the IP datagram directly to the destination if the destination host is connected. For example, through a point to point link or through a shared network. If the destination host is not directly connected then the host sends the…
How to Increase Swap Space Size in Linux System
Swap space in Linux is used when the amount of physical memory (RAM) is full. If the system needs more memory resources and the RAM is full, inactive pages in memory are moved to the swap space. While swap space can help machines with a small amount of RAM, it should not be considered a…