Author: Ramdev

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VxVM : Veritas Disk Group Configuration – Backup and Restore

[tab name=’About Configuration Backup‘] Disk group configuration backup and restoration allows you to backup and restore all configuration data for Veritas Volume Manager (VxVM) disk groups, and for VxVM objects such as volumes that are configured within the disk groups. Using  this feature, you can recover from corruption...

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RHEL6 Installation and Security Bench Marking Recommendations – Part5

Logging and Auditing The items in this section describe how to configure logging, log monitoring, and auditing, using tools included with RHEL6. It is recommended that rsyslog be used for logging (with logwatch providing summarization) and auditd be used for auditing (with aureport providing summarization) to...

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Beginner’s Lesson – VERITAS Volume Manager for Solaris

  Veritas Volume Manager is a storage management application by Symantec ,  which allows you to manage physical disks as logical devices called volumes. VxVM uses two types of objects to perform the storage management 1. Physical objects – are direct mappings to physical disks 2 . Virtual...

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Solaris SVM: Recovery procedures when BOTH sides of the mirror indicate a "Last Erred" state

As a result of unusual failures such as multiple power failures, Solstice DiskSuite /Solaris  Volume Manager both submirrors of a metadevice mirror may be left in an unusual “Last Erred / Last Erred” state making it impossible to determine exactly which submirror must be fixed/replaced first...

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DevOps Series – Automation with Puppet – Part2

What Is Configuration Management? Configuration management is a broad term, that relates to products and software. In the information technology/ operations world, configuration management can imply OS configuration, application management and deployment, and product management. Configuration management can be defined as the process that maintains consistency...

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5 Linux Command to Summarize file Contents

 wc command::                                      Print newline, word, and byte counts  sum command::                                    Print checksum and block counts  cksum command::                                 Print CRC checksum and byte counts  md5sum command::                             Print or check MD5 digests  sha1sum  and sha2 commands::           Print or check SHA-1 digests and SHA-2 digests

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VXVM 6.1 – How to Get Information about current Veritas DMP devices?

Below example will display all the existing DMP devices : # /etc/vx/bin/vxgetdmpnames enclosure vendor=SEAGATE product=ST336607LSUN36G serial=DISKS name=disk     dmpnode serial=303432354139303747590000 name=disk_0     dmpnode serial=30343235413930424C300000 name=disk_1     dmpnode serial=30343238413933595A360000 name=disk_2 enclosure vendor=HITACHI product=DF600F serial=77011046 name=ams_wms0     dmpnode serial=0008 name=ams_wms0_8     dmpnode serial=0009...

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