Blog for Unix Admin / Solaris Admin / Solaris How-to / Solaris Kernel
by Yogesh Raheja · Published October 12, 2021
General Procedure for Kernel Patching in Solaris: We are getting multiple requests for Solaris Kernel Patching procedure from many of your Gurkul Followers. Here we go with all the steps for all of them. I am trying to present the simple patching procedure (when...
You can display the current kernel parameters values by using the ‘sysdef -i’ command.
Information Centers / Site Reference / Solaris Kernel / Sticky posts
by Ramdev · Published September 1, 2015 · Last modified September 19, 2019
Read – Using Truss to Identify the Signals sending to a Process Read – Standard file descriptors Read – General Procedure for Kernel Patching in Solaris. Read – Configuring Kernel Parameters Read – Configuring Inter process communication Parameters Read– Monitoring Kernel Memory Utilization Read– tune and...
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...
Blog for Unix Admin / Solaris Admin / Solaris Kernel
by Ramdev · Published February 5, 2012 · Last modified July 2, 2015
There are three standard file descriptors: stdin 0 – Standard input to the program. stdout 1 – Standard output from the program. stderr 2 – Standard error output from the program. Normally, input is from the keyboard or a file. Output, both stdout and...
Blog for Unix Admin / Solaris Admin / Solaris Kernel
by Ramdev · Published May 4, 2011 · Last modified July 30, 2016
Many system administrators, particularly those managing large database servers, have had difficulty tuning shared memory and semaphore parameters in /etc/system. Often, these difficulties are experienced before starting an application instance. The Solaris 10 Operating System addresses this issue by integrating the System V IPC tunables into...
Blog for Unix Admin / Solaris Admin / Solaris Kernel / Solaris Troubleshooting
by Ramdev · Published March 23, 2011 · Last modified August 6, 2016
Memory usage checking and troubleshooting First you’ll need to check how much Memory is used in Kernel and how much is used in User Memory. This is important to decide, what troubleshooting steps are required.
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