Solaris Admin / Solaris Disk Management / Storage Configs for Unixadmin
by Yogesh Raheja · Published December 1, 2022
How to do MIRRORING under SVM (Solaris Volume Manager) in Solaris. In this post I will be showing how to do mirroring (RAID1) in Solaris OS. Server availabilty is one of the major requirement in any environment. To achive this we used to do Mirroing in...
Linux Admin / Rhel6 Storage / VxVM Learning / VxVM Maintenance / VxVM Troubleshooting
by Yogesh Raheja · Published November 29, 2022
I was performing Storage migrations for Linux RHEL 5.x and 6.x having VXVM. Storage have provided the Lun’s and confirmed all is okay from their end. But I was unable to get them visible on Veritas level though the same were visible at OS level....
Blog for Unix Admin / Solaris Admin / Solaris Troubleshooting
by Yogesh Raheja · Published November 18, 2022
The most common problem that can be seen in many environment is to recover root password. As commited in my previous post, Herein I will be going to present a New Procedure for Root Password recovery for Solaris 10 without CD/DVD. Below is the detailed procedure...
Today I came across very specific problem wherein the application was stopped/shutdown but port used by the application was not released. I tried to find out the process which is using that port but unable to find using normal commands (ps etc.). Then I came across a very...
ZFS stands for “Zettabyte File System”. Zfs is a 128 bit Fs that was firstly introduced on June 2006 with Solaris 10 6/06 release. ZFS allows 256 quadrillion zettabytes of storage. Which means there would be no limit on number of filesystems and on number of...
How to check the Parent Zone (Global Zone) name of Non Global Zone from Non Global Zone?.. As many Unix folks are discussing and believing that their is no way to find out the Parent Zone (Globle Zone, GZ) from Non Global Zone (NGZ). Folks there...
Solaris 10 Zones & LDOMs / Solaris Admin / Solaris Troubleshooting
by Yogesh Raheja · Published August 31, 2022
Yesterday I faced an issue, where in I was unable to login into NGZ’s after kernel patching. Though the zlogin was working perfectly. Initially I think the cause is ssh key, then I tried to login into the NGZ from the network, it was showing ssh connection refused....
It has been recommended by VERITAS to have fsgen as Volume usage type for volume which are going to be used for Filesystem creation and mounts. VERITAS claim that it becomes necessary to change the volume usage type to fsgen so that file systems will synch...
The best part of OpenFiler is its “Web Based Administration” which makes it even more user friendly. Below are the complete steps to provision new Luns in OpenFiler. “http://mentorsup.com/blog/2016/02/installation-of-openfiler-on-vmware-workstation-for-shared-storage-in-unix/” :Let me add two 1 GB disks (for new LUN creation) to OpenFiler VM which we have...
System Controller battery (BATTERY at SC/BAT/V_BAT has exceeded low warning) failure in T-series servers. Many a times you will get a hardware error in /var/adm/messages (or at ALOM/LOM prompt, console messages) for SC battery failure, In this post I will explain the battery replacement procedure along...
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