Configuring SAN storage is usual task of system administration in Enterprise network environment. And Of course there is lot of engineering activity involved in certifying a process , that defines the guidelines on what hardware / software matrix should be used for stabled operating environment. In this...
Solaris Admin / Solaris Troubleshooting / Unix Beginners / Unix Intermediate
by Ramdev · Published June 11, 2021
Syslogd is the daemon that continuously reads and forwards system messages to the appropriate log files or users, depending upon the priority of a message and the system facility from which it originates. The syslogd daemon reads the /etc/syslog.conf to process each and every system message...
Linux tutorials / Recent Posts / Redhat Enterprise Linux 6 / RHEL7 / sendmail
by Shujat Husain · Published April 10, 2017 · Last modified April 26, 2017
One of the most widely used services around the world is EMail. Whether its any organization or individual, email is used by everyone. Anyone can create an Email account with ease on any of the email servers like gmail, outlook etc but for an organization, it...
Creation of a Hardware Mirrored Volume in Solaris Servers: 1.) Verify which hard drive corresponds with which logical device name and physical device name, using the raidctl command: # raidctl Controller: 1 Disk: 0.0.0 Disk: 0.1.0 Disk: 0.2.0 Disk: 0.3.0 Disk: 0.4.0 Disk: 0.5.0 Disk: 0.6.0...
IF your organization looking for a solution to host it’s entire application environment in an external vendor’s data center, your organization must be considering lot many factors to define the standards of the data center. Below post describes some of the Network Connectivity standards used for...
Below is Sample production environment : 1. Server Infrastructure was located in Two different Data center ( DC ). One DC is for Production Servers and another one for Disaster Recovery( DR) servers 2. System Administrators and Application Developers are sitting in different countries and working remotely....
Deployment and understanding of LDOMS (Logical Domains): Ldom technology allows us to allocate a system’s various resources such as memory, CPUs and devices (I/O,Networl interfaces etc) into logical groupings and create multiple, discrete systems each having their own operating system, resources, and identity within a single...
Whenever we detect a new disk in Solaris operating system, the first operation we perform is “Disk label” using the format command. The purpose of this post is to explain the background information of Solaris default disk labeling and also discuss the EFI disk labeling introduced...
Solaris Troubleshooting / Unix Intermediate
by Ramdev · Published September 8, 2013 · Last modified July 2, 2015
The utmpx and wtmpx files are extended database files that have superseded the obsolete utmp and wtmp database files. The utmpx database contains user access and accounting information for commands such as who, write, and login. The wtmpx database contains the history of user access and...
Blog for Unix Admin / Solaris Admin / Storage Configs for Unixadmin
by Ramdev · Published August 12, 2021
EMC PowerPath Multipathing automatically tunes your storage area network (SAN) and selects alternate paths for your data if necessary. Residing on the server, PowerPath Multipathing enhances SAN performance and application availability. It also integrates multiple-path I/O capabilities, automatic load balancing, and path failover functions for complete...
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