Category Archives for Unix

Few Steps to use EMC – SAN (LUNs) in Oracle Solaris – Part 02 Enable Device Multipathing

Note: Enabling Device Multipathing requires a reboot. First, In order to enable Multipathing on OS level, Check Multi Path Utility package is installed. If Not, You need to install it. # pkg install system/storage/multipath-utilities Enable Multipathing Click Here to Continue : Few Steps to use EMC – SAN (LUNs) in Oracle Solaris – Part 03 […]

Read More

Few Steps to use EMC – SAN (LUNs) in Oracle Solaris – Part 01 Unisphere Host Agent?

Step # 1 : Installation of Unisphere Host Agent. Download and Install the Package, as per OS Version e.g. HostAgent-Solaris-32-sparc-en_US-1.3.9.1.0184-1.pkg # cd /var/share/pkg/repositories # pkgadd -d ./HostAgent-Solaris-32-sparc-en_US-1.3.9.1.0184-1.pkg Make sure that the required package is installed successfully. Step # 2: Add the VNX Storage Servers in the /etc/hosts file. Step # 3: Add the environment specific […]

Read More

RHEL 6 certified with oracle

After a long time awaits now Oracle Database 11g R2  (11.2.0.2) and Oracle Fusion Middle ware 11g R1 has been certified on Red Hat Enterprise Linux 6 (RHEL6). But it will be available in market around end of June 2012 with the Red Hat Compatible Kernel. Reference:http://www.oracle.com/us/corporate/press/1563775

Read More

How to extract / mount ISO file on Linux

ISO files are archive file with extenstion .iso This post covers steps on how to extract iso file on Linux. I am going to use this step to install VM Manager to import 11gR2 RAC pre configured template  into Oracle VM Server . 1. Create a directory in which you want to extract iso file mkdir /myiso […]

Read More

How to add Disk in Linux/OEL (Virtual Linux) on VMware Server

This post is from our Oracle Apps (11i & R12) DBA Training here   where We help trainees to install 11i or R12 on VMware (Oracle Enterprise Linux) .  This is weekend only training over internet and next Apps DBA batch starting on 10 Jan 2010 , You can register for this course here One of trainees […]

Read More

How to change hostname on Linux (Red Hat or Oracle)

This is post for those who are new to Red Hat Linux or Oracle Enterprise Linux (OEL) and wish to change hostname . How to find hostname on Linux/OEL ? Use command “hostname” to find host name of Linux How to change hostname on Linux/OEL ? Open file /etc/sysconfig/network  using editor like vi , nano or ed […]

Read More

File Attachment in Linux using MAIL/SENDMAIL – How to Send eBusiness 11i/r12 DB Status on Daily Basis

Assumption The rpm sharutils-4.2.1-17.i386.rpm is already there. Verify the same, as followed: rpm –qa sharutil*  If not, download and install sharutils-4.2.1-17.i386.rpm by the following, as it is mandatory: rpm -ivh sharutils-4.2.1-17.i386.rpm. DB Check Script is already implemented and scheduled. As root user, schedule the following script: #!/bin/bash FILE=dbchk.doc FILE2=output.html RECIPIENT=rawishsiddiqui@yahoo.ca RECIPIENTCC=oracle@nasaviation.com RECIPIENTBCC=rsiddiqui@advancedoperations.com ( echo “Dear […]

Read More

Automate SSH Authorization

I usually work on Linux machines. every time its a time taking task to generate ssh key generation between servers and copy the authorization key. i have a small script which will generate and copy the files to your desired destinations and makes your task easy Login to server A #ssh-keygen -t rsa -b 2048 […]

Read More

Oracle Exadata Storage

Oracle Exadata Storage Server The HP Oracle Exadata Storage Server is a storage product highly optimized for use with the Oracle database. Exadata is a combination of software and hardware used to store and access the Oracle database. It provides database aware storage services, such as the ability to offload database processing from the database […]

Read More

HugePages and Oracle RAC

 HugePages and Oracle RAC HugePages is a feature integrated into the Linux kernel with release 2.6. This feature basically provides the alternative to the 4K page size providing bigger pages. HugePage sizes vary from 2MB to 256MB based on kernel version and H/W architecture.  Why HugePages Should Be Used on RAC with 64-bit Linux? Very […]

Read More
1 2 3
[i]
[i]
[i]
[i]
[index]
[index]
[523.251,1046.50]
[523.251,1046.50]
[523.251,1046.50]
[523.251,1046.50]
[index]
[index]
[523.251,1046.50]
[523.251,1046.50]
[523.251,1046.50]
[523.251,1046.50]