ORA-00845: MEMORY_TARGET not supported on this system

1..  While trying to start database 2.. The new Automatic Memory Management functionality uses /dev/shm on Linux for SGA and PGA management. The errors occur if either MEMORY_TARGET or MEMORY_MAX_TARGET is configured larger than the configured /dev/shm size, or if /dev/shm is mounted incorrectly. 3.. Now login with the root and make sure that the … Continue reading ORA-00845: MEMORY_TARGET not supported on this system

SSH Passwordless Login between linux servers using SSH Keygen

Assumptions :- SSH Client Source (goldengate1) :- 192.168.56.5 oracle SSH Remote Host Target (goldengate2) :- 192.168.56.6 redhat 1.. login to your server SSH Client Source (goldengate1 - 192.168.56.5 ) generate a pair of public keys using following command. 2… Once you execute given above ssh-keygen then under user home directory hidden file .ssh is created … Continue reading SSH Passwordless Login between linux servers using SSH Keygen

Simple ways to find out CPU utilization in Linux

1.. TOP :- The  top  program provides a dynamic real-time view of a running system.  It can display system summary information as well as a list of tasks currently being managed by the Linux kernel.  The types of system summary information shown and the types, order and size of information displayed for tasks are all user … Continue reading Simple ways to find out CPU utilization in Linux

Installation of Oracle 11gR2 in Redhat 6 !!!

Oracle Database 11gr2 installation is done on given below environment after fulfilling prerequisite . Operating system :- Red Hat Enterprise Linux Server release 6.7 Oracle Database version:- Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 1.. Once prerequisite to install Oracle Database is done execute ./runInstaller 2.. Once you execute runInstaller  then given below dialog box … Continue reading Installation of Oracle 11gR2 in Redhat 6 !!!