Blog for Unix Admin / Solaris Admin / Solaris NFS
by Ramdev · Published May 30, 2012 · Last modified July 2, 2015
This post will make some comparisons between NFSv4 and NFSv3, and introduce how to migrate from NFSv3 to NFSv4. As we all aware, NFSv4 is not just a simple protocol evolution of NFSv3. It has been fully redesigned to overcome the limitations of its predecessors. Comparison...
Linux Admin / Linux Networking / Linux Troubleshooting / Solaris Networking / Solaris Troubleshooting / Unix Intermediate
by Ramdev · Published May 28, 2012 · Last modified August 6, 2016
Network connectivity checks For the server without OS ( just Racked hardware and powered up) For X86 Hardware We have to make LED checks – like when we disconnect the cable at the server side / switch side the Link / Act LEDs should lit...
Scripting / Video Learning / Video Posts
by Ramdev · Published April 15, 2012 · Last modified July 22, 2016
In our previous example we have discussed about a scenario , in which we have copied a script to each host and then we executed the script remotely using another calling script from the centralized host ( which is having publick key – password less...
Blog for Unix Admin / Solaris Admin / Solaris Kernel / Solaris Troubleshooting
by Ramdev · Published February 17, 2012 · Last modified July 2, 2015
One of the Sample Issue: Customer frequently sees in /var/adm/messages syslogd: going down on signal 15 which indicates that the system rebooted from a normal shutdown or init 6, yet no reboot has actually occurred and uptime indicates that no reboot occurred. If you stop the...
EMail Posts / Veritas Administration for unixadmin / VxVM Fundamentals / VxVM Learning / VxVM Troubleshooting
by Ramdev · Published February 17, 2012 · Last modified May 27, 2014
While Troubleshooting Veritas Volume Manager, Understanding volume and plex states is key part to investigate about the current issue related to the Veritas Volumes. In this post, I made little effort to write all the possible Volume and Plex states so that it can...
Blog for Unix Admin / Solaris Admin / Storage Configs for Unixadmin
by Ramdev · Published February 14, 2012 · Last modified July 23, 2016
Solaris Multipathing software MPXIO operate now with new arrays using other protocols like SAS or iscsi, . The old Solaris luxadm command still manage FC arrays, but mpathadm command has been developed to work on all the arrays using FC, SAS, and Iscsi connections.
Solaris 10 Zones & LDOMs / Solaris Admin
by Ramdev · Published February 14, 2012 · Last modified July 2, 2015
Solaris Zone: Container Creation
Blog for Unix Admin / Solaris Admin / Storage Configs for Unixadmin
by Ramdev · Published February 14, 2012 · Last modified December 30, 2015
Below is the sample scenario where we tried to restore the dead paths of SAN connection using the powermt commands. Warning: Please use any of these commands only if you understand the current storage setup of your server clearly.
Linux Admin / Solaris Admin / Solaris Best Practices / Unix Experts
by Ramdev · Published February 14, 2012 · Last modified July 2, 2015
The role of system administration involves three different responsibilities. 1. Be ready to Prevent the issues which are Expected to Arise 2. Be ready to Resolve the issues which are already Expected but couldn’t prevent from occurring. 3. Be Ready to Resolve the issues which are...
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