Storage

Data storage backup tools

EMC VNX Terminology

Here is a list of the most commonly used VNX Terms and a brief description of each. Term: Definition SP: Storage Processor – provides access to all external hosts and the file side of VNX. SP A: Storage processor A – Generic term for the first storage processor in VNX for block. SP B: Storage processor B – […]

Private Branch Exchange (PBX)

Private Branch Exchange (PBX) :- How to monitor and restart the VERITAS Private Branch Exchange pbx_exchange process   Manual:  VERITAS Infrastructure Core Services ™ Installation Guide for UNIX (located in the docs directory on either the UNIX or Windows version of the VERITAS Infrastructure Core Services CD) Starting and Stopping the ICS What is PBX? The VERITAS […]

NetBackup Interview Questions – 2

  1. There is a Tape library with 10 drives …Can we able to create 2 Storage units…..? 2. There are 1000 Client machines , 999 machines are transfering datas in good speed but one client machine is taking too long to transfer a datas ….. that is …backup should complete within 2 hours ..but […]

NetBackup Interview Questions – 1

  1.What is the diff between Netbackup .6x and previous verison 2.what are the files backedup under catalog backups 3.how can i recover an corrupted image 4.how can i recover images from expired tapes 5.what is nbnos process for 6.what is ACSLS? 7.what is diff between volume pool and Volume group 8.how can i find […]

Netbackup Status codes

Veritas Netbackup Status Code 0 the requested operation was successfully completed 1 the requested operation was partially successful 2 none of the requested files were backed up 3 valid archive image produced, but no files deleted due to non-fatal problems 4 archive file removal failed 5 the restore failed to recover the requested files 6 […]

History of Netbackup

In 1987, Chrysler Corporation engaged Control Data Corporation to write a backup software solution. A small group of engineers (Rick Barrer, Rosemary Bayer, Paul Tuckfield and Craig Wilson) wrote the software. Other Control Data customers later adopted it for their own needs. In 1990, Control Data formed the Automated Workstation Backup System business unit. The […]

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