Blog for Unix Admin / Solaris Admin / Veritas Administration for unixadmin / VxVM Learning / VxVM Maintenance / VxVM Troubleshooting
by Ramdev · Published May 24, 2011 · Last modified August 22, 2015
Upon boot-time startup, the VERITAS Volume Manager configuration daemon vxconfigd scans all the disks and reads the private regions on the disks. It has been observed in some rare situations, where – I/Os to a disk are failing, and – there are lengthy delays before the...
Blog for Unix Admin / Solaris Admin / Solaris NIS
by Ramdev · Published May 24, 2011 · Last modified July 23, 2016
Below procedure gives the steps to configure NIS Master Server, Slave Server and Client services in both solaris 9 and Solaris 10 Configuring NIS Master Server You must login as root. 1. Define the NIS domainname. # domainname example-domain –> “example-domain” is the domain name. It...
Blog for Unix Admin / Solaris Admin / Solaris NIS
by Ramdev · Published May 24, 2011 · Last modified July 2, 2015
Changing an NIS slave server to a client is a three-part process: 1. Edit the ypservers map on your NIS master, removing the defunct slave from the list of servers. 2. on the NIS slave, remove NIS configuration 3. Convert the NIS slave as NIS client...
Blog for Unix Admin / Linux Disk Management
by Ramdev · Published May 18, 2011 · Last modified July 2, 2015
Dynamically adding LUN’s to Qlogic HBA on Linux: 1. Make sure that newly configured LUN’s are properly configured and mapped to correct HBA’s 2. If you have installed SANsurfer GUI/CLI, make sure newly added LUN’s are visible from these tools
Blog for Unix Admin / Linux Troubleshooting
by Ramdev · Published May 18, 2011 · Last modified July 2, 2015
Collect the following information when a platform reports SCSI disk errors: The following files: /var/log/messages* The output from the following commands: /sbin/fdisk -l /bin/cat /proc/scsi/scsi /bin/dmesg
Blog for Unix Admin / VCS Migrations / VCS Troubleshooting / VCS Upgrades / Veritas Administration for unixadmin / Veritas Cluster Services
by Ramdev · Published May 18, 2011 · Last modified August 5, 2016
VCS facing the following Issue : Service group not failing over when server rebooted. Error messages in /var/adm/messages file: Mar 18 15:26:48 p-vhs-ntt01b-d2 gab: [ID 316943 kern.notice] GAB INFO V-15-1-20036 Port a gen ef2e0f membership 01 Mar 18 15:26:48 p-vhs-ntt01b-d2 gab: [ID 608499 kern.notice] GAB INFO...
Blog for Unix Admin / Solaris Admin / Solaris NIS
by Ramdev · Published May 18, 2011 · Last modified July 2, 2015
To add a slave server to an existing NIS domain do the following: 1. become root on master 2. cd /var/yp/`domainname` 3. /usr/etc/yp/makedbm -u ypservers > /tmp/tempfile 4. vi /tmp/tempfileAdd the new slave servers name on a new line twice in a row on the same...
Blog for Unix Admin / Solaris Admin / Solaris Disk Management
by Ramdev · Published May 18, 2011 · Last modified July 2, 2015
Create a new DiskSuite configuration which points to the data correctly without requiring a backup & restore. There are occasions you wish to physically move disks to a new controller or to a new host (at which point, the device names may change).
Blog for Unix Admin / Solaris Admin / Solaris Disk Management / Solaris Troubleshooting / Storage Configs for Unixadmin / Veritas Administration for unixadmin / VxVM Learning
by Ramdev · Published May 12, 2011 · Last modified August 22, 2015
VERITAS Volume Manager 3.x/4.x: Unable to Recognize Newly-Added Disks. A few reasons why this occurs: The command vxdctl enable should be run, to rescan the host for any newly-added disks.
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...
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