Tagged: solarisadmin

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VCS 6.1 – How to allocate two disk heartbeating resources, one for port a (the GAB control port) and one for port h (the VCS port) using gabdiskhb.

The gabdiskhb utility sets up and maintains the configuration of GAB driver heartbeat disk regions. GAB driver heartbeat disk regions provide channels in addition to the network connections for protection from network failures. These resources describe a 64K region that GAB uses to read and write...

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Solaris ZFS Command Line – Solaris Admin Reference

The ZFS file system is a new kind of file system that fundamentally changes the way file systems are administered, with the below mentioned features: ZFS Pooled Storage ZFS uses the concept of storage pools to manage physical storage. Historically, file systems were constructed on top of a...

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Start your New Year with a Unix Resolution – Join our Team

Here is our invitation for enthusiastic Unix & Linux Specialists who can contribute their knowledge at unixadminschool.com.           Today, unixadminschool.com , with it’s 10k+ User Subscriptions and with 100K+ monthly views ,  become one of the natural destination for UNIX & Linux administration knowledge for most...

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Configuring Solaris Syslogd for Centralized log Setup

Syslogd is the daemon that continuously reads and forwards system messages to the appropriate log files or users, depending upon the priority of a message and the system facility from which it originates. The syslogd daemon reads the /etc/syslog.conf to process each and every system message...

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Solaris Admin Reference – Solaris Storage Multipathing – MPxIO ( aka STMS, SCSI_VHCI)

 What is Oracle Solaris Storage Multipathing MPxIO? MPxIO Provides multipath access to storage luns by grouping together the physical paths and presenting a single logical path. Supports both symmetric and asymmetric storage  Controls failover / failback of LUNs as appropriate due to path failures, either manually or...

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Linux Admin Troubleshooting Reference – Kernel Panic and System Crash – Redhat Enterprise Linux (RHEL6)

What is the meaning of a Linux System Crash?   Crash is a generic term used usually to say that the system has come to halt and no progress is observed. The system seems unresponsive or has already rebooted. Kernel Panic – A voluntary halt to...

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Solaris 10 : How to give Special Privileges to Some specific Zones

Whenever we install Solaris Zones, Solaris will assign some set of privileges to take care of activities that impacts overall systems that means that particular zone as well as other zones. And Solaris classifies the available privileges as  1. Default Privileges 2. Optional Privileges 3. Prohibited...

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Eleven Reasons that causes INIT: Cannot create /var/adm/utmpx – Solaris

The utmpx and wtmpx files are extended database files that have superseded the obsolete utmp and wtmp database files.  The utmpx database contains user access and accounting information for commands such as who, write, and login. The wtmpx database contains the history of user access and...

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Quick Fix – Trouble to boot from San Lun in Solaris 10 on Sparc

It is common for Server environments to configure boot disks on external disks so that they can be easily migrated/moved for different reasons. During those scenarios, sometime we will have trouble to boot from the SAN devices and we will encounter with below kind of errors....

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