Unix, Linux, DevOps , Cloud computing and BigData Knowledge-Base

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Red Hat Enterprise Linux on HP Servers – Unexpected Server Reboots

The Server Environment which has Linux Servers installed on HP, occasionally encounter the issue of unexpected server reboot without any related log in system logs. And There are no kernel panics and no perfornamce issues ( SAR reports the usage utilization is normal) except the below...

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VXVM 6.1 – How to manage VxVM Dynamic Multi Pathing ( DMP) using vxdmpadm?

Below examples will  help you to understand Veritas Dynamic Multipathing administration using vxdmpadm. To display the usage message for all vxdmpadm commands, enter: # vxdmpadm help To obtain a usage message for listctlr, use the command: # vxdmpadm help listctlr  

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Solaris SVM – How to Restore a Mirrored Root Configuration from Backup

In this scenario we are assuming that we  have full backup of the new disk.  In order to restore the machine exactly the way it was, it is necessary to have a record of the locations of the state databases, and also the configuration of the...

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