Blog for Unix Admin / Solaris Admin / VCS Fundamentals / VCS Maintenance / Veritas Administration for unixadmin / Veritas Cluster Services
by Ramdev · Published September 24, 2021
Sample VCS configuration file for single Oracle instance Review the sample configuration with a resource of type Oracle that is configured as follows in main.cf file. The shared disk groups and volumes in the cluster are configured as resources of type DiskGroup and Volume respectively....
Linux Networking / Redhat Enterprise Linux 6 / RHEL LDAP / Unix Experts
by Ramdev · Published September 23, 2021
This is my fourth post in RHEL 6.3 LDAP implementation Series. And the purpose of this post is to give extra extra muscle to troubleshoot the issues that you encounter during or after the LDAP implementation. In this post i am documenting the troubleshooting tips...
The most common Veritas Volume Manager Operation that we do in everyday sysadmin job is, resizing Veritas volumes. In this below post we are discussing some of the scenarios to resize different types of veritas volumes.
Blog for Unix Admin / Solaris Admin / Solaris Disk Management / Storage Configs for Unixadmin / SUN Hardware
by Ramdev · Published September 21, 2021
In this post I am talking about some of the observations on how Solaris determines the controller numbers Below are 3 common scenarios encountered by customers: 1) A jumpstart is done with nothing but an internal disk and DVD on the system. -Assigns cdrom C0 -Assigns internal fcal...
‘nl’ writes each FILE (‘-‘ means standard input), or standard input if none are given, to standard output, with line numbers added to some or all of the lines. Synopsis: nl [OPTION]… [FILE]… ‘nl’ decomposes its input into (logical) pages; by default, the line number is...
Here we discuss about how to use ‘ipmitool’ to collect information on platform events, sensors, status LEDs, and hardware components, from the Service Processor (SP). It also covers the use of ipmitool for platform startup & shutdown, and SP reconfiguration.
Free Email Crash Courses / Training / Unix Intermediate / Video Learning
by Ramdev · Published September 18, 2021
This is an introduction course to our Ever green Course “Become an Expert in Red Hat Enterprise Linux – 7 administration“, and in this Course you will learn about how to work with Red Hat Enterprise Linux – 7 using GNOME desktop environment. How to Work with...
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Blog for Unix Admin / Solaris Admin / Solaris Disk Management / Solaris Troubleshooting / Storage Configs for Unixadmin
by Ramdev · Published September 15, 2021
NOTE: In order to restore the machine exactly the way it was, it is necessary to have a record of the locations of the state databases, and also the configuration of the metadevices. These are *not* held in user-readable form on the root filesystem, so it...
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