Blog for Unix Admin / Solaris Admin / Solaris Networking / Solaris Troubleshooting
by Ramdev · Published May 9, 2011 · Last modified August 6, 2016
The BOUND state is the state a socket shows after it is created and the ‘bind()’ call is made, but none of the ‘listen()’, ‘accept()’, ‘connect()’ or ‘close()’ calls have been made. The confusion is that it is not a TCP state, it is a socket...
Blog for Unix Admin / Solaris Admin / Solaris Networking / Solaris Troubleshooting
by Ramdev · Published May 5, 2011 · Last modified July 2, 2015
In order to do this you must create entries in the /etc/gateways file. The /etc/gateways file has the format of
Blog for Unix Admin / Solaris 10 Zones & LDOMs / Solaris Admin
by Ramdev · Published May 5, 2011 · Last modified August 6, 2016
They provide a way to group services together. Solaris defines 3 of them (there are others) which roughly relate to the traditional Solaris runlevels: svc:/milestone/single-user >>> init S svc:/milestone/multi-user >>> init 2 svc:/milestone/multi-user-server >>> init 3 In addition, SMF has two pseudo milestones: none >>> Do...
Configure an Oracle database on shared disks using the Database Configuration Assistant. You need to configure the database only once, from the node on which you installed Oracle first. If you configured ASM for Oracle database storage, configure the Oracle database on ASM disk groups.
Blog for Unix Admin / Linux Troubleshooting / Redhat Linux Kernel
by Ramdev · Published May 3, 2011 · Last modified August 5, 2016
The internal state of a kernel based on Unix can provide valuable information on current system state. If a user process, or the kernel, is hanging, then the more information that can be gathered at that point, the greater the chance of a good diagnosis. Under...
Blog for Unix Admin / Solaris Admin / solaris X86
by Ramdev · Published May 2, 2011 · Last modified July 2, 2015
Step by Step procedure for SVM root mirroring: Root and mirror disks, are here referred to as primary and secondary disks respectively. 1. In this step, you will need to boot cdrom in single user mode off the Solaris media or network. You will need to...
Blog for Unix Admin / Solaris Admin / Solaris Disk Management
by Ramdev · Published May 1, 2011 · Last modified July 2, 2015
When a metadevice goes into an undefined state, recovery of metadevice with meta commands is problematic. The workaround is to re-create the metadevice after carefully recording the current configuration from metastat -p. The procedure is a bit risky if not followed carefully, so keep the backup handy....
Sample VCS configuration file for multiple Oracle instances (single listener)
Blog for Unix Admin / Solaris Admin / Solaris Disk Management
by Ramdev · Published April 29, 2011 · Last modified July 2, 2015
To add a mirror to a metadevice with one or more soft partitions can be done with a short amount of downtime, but it’s a bit tricky. The best way to illustrate this procedure is with an example. In the example below, we’ll use the following...
Blog for Unix Admin / Solaris Admin / Solaris Troubleshooting
by Ramdev · Published April 16, 2011 · Last modified July 2, 2015
First, an explanation of the time stamps: mtime – time the contents of file was last modified (written to). atime – time the file was last used/accessed (read or executed) ctime – time the inode of the file was last changed (like changing permissions). ctime also...
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