• Hyderabad AndhraPradesh
Pirla Gangadhara Rao

Pirla Gangadhara Rao

Summary

I have 9 + years of experience in information technology with a focus on UNIX,My skills include administration of Solaris,Veritas cluster and virtualization technologies like Oracle VM Sparc ( a.k.a LDOM) and Solaris Zones and Services DNS. Experienced in  Data center 24x7 support operations ITIL procedures and processes like Incident Management, Problem Management, Change Management 

Technical Skills

  • Hardware Exposure 

           Ultra SPARC T1,T3,T4 ( T1000 , T2000 , T5340 & T5440 )

            Sun Blade Module T6340,

            Sun Enterprise M3000,M4000,M5000,M8000 & M9000

            E25k hardware

            V890, V880, V440

  • Oracle Solaris 8,9 & 10

           UFS

           ZFS

  • Network Services DNS,NFS, IPMP , NIC aggregation and sendmail configuration.
  • Troubleshooting the net backup failure issues and fixing it from netbackup client side ( connectivity and snapshot issues ) 
  • Restoration of files and file systems from the netbackup from netbackup client itself.
  • Performance tuning and  processor set and process bind
  • High Availability 

           VERITAS Cluster Services (VCS)

           Sun Cluster administration

  • P2V ( Physical to LDOM ) migration on T-series servers.
  • System Virtualization (Oracle Solaris)

           Oracle Solaris Zones

           Oracle VM Server for SPARC (LDOM)

  • Oracle VM server for SPARC with veritas cluster Online & Offline guest LDOM migration between cluster nodes
  • Oracle VM for SPARC with Solaris Cluster 3.3 ( Failover guest domain )
  • Veritas volume manager ,veritas snapshots and veritas volume replicators
  • Oracle RAC
  • Solaris volume manager
  • SAN , NAS and iSCSI storages. 
  • ILOM and ALOM
  • ITIL process
  • Knowledge on Red hat Linux and IBM AIX

Work History

Work History

IBM India Pvt Ltd

Feb 2013 - Present

Subject Matter Expert

  • Administration, operation and monitoring of the network infrastructures.
  • Analysis and reporting of any abnormalities to get support for problem resolution. Actively update information on the abnormalities.
  • Ensure timely problem resolution. Resolve and close loops for the problem tickets that generated.
  • Writing of technical reports when required. Ensure all SOP, policies and procedures are adhered to
  • Manage third party vendors on site
  • Support Unix based hardware, operating systems and third party applications in a transaction intensive, 7x24 domain
  • Test, document, upgrade and patch existing servers with minimal down-time
  • Assist in change management processes
  • Improve the efficiency and help standardize current processes
  • Respond to and resolve incident and problem tickets
  • Document and thoroughly understand the application architecture, system configuration across platforms and interface with various systems and use this knowledge effectively to resolve issues
  • Work closely with customer support team to communicate the root cause of the outage, duration and recommendations or steps to resolve issues
  • Resolve application and system configuration issues
  • Participate in Service Improvement Meetings after an application outage
  • Respond to general inquiries
  • Document the incident in the tracking tool
  • Reboot servers when required
  • Vendor contact for routine, documented incidents as well as operational problems
  • Assist database and storage administrators to resolve problems and implement new architectures
  • Provide assistance as required in analyzing the trends and suggesting long-term and short-term improvements
  • Resolve incidents and problems in accordance within defined guidelines and meet operational level agreements
  • Implement change requests and meet project deliverables within defined guidelines
  • Achieve and understand Service Level commitments for all open systems platform
  • Position will require shift based work hours. Including, but not limited to, weekend and after hour shifts.

Wells Fargo India Solutions Pvt Ltd

May 2011 - Feb 2013

Senior Technology Specialist

  • Operating System installation by using the custom jump start
  • Configuring the Control domains & guest LDoms on T5240 servers and installing the Operation system on guest LDoms
  • Doing the P2V on LDom environment
  • Configuring the Solaris zones & Administering the zones
  • Configuring the IPMP on Solaris LDoms and Solaris Zones environment.
  • Configuring the NIC aggregates to increase the NIC bandwidth & NIC redundancy
  • Updating the system firmware on T5240 servers
  • Patch bundle installation on ZFS file system.
  • Installing & Configure the Symantec SFCFS Cluster with the Additional Hosts
  • Configure I/O Fencing for the Symantec SFCFS Cluster
  • Configure VCS for high availability in LDom
  • Adding the LDom Service Group to the Symantec SFCFS Configuration
  • performing the SFHA upgrades on Veritas cluster servers with minimal downtime
  • Doing the online & offline migration of guest LDom on VCS cluster while doing the maintenance on VCS cluster.
  • Verifying SAN Once they say SAN has been allocated
  • Adding Newly Allocated SAN disk to Solaris Systems without a Reboot
  • Adding the LUN under VXVM disk group
  • Creating the volumes from the disk group and assigning it to Guest LDoms
  • Administering the Servers Remotely by using ILOM

Nokia Siemens Networks India Pvt Ltd

Apr 2008 - May 2011

R&D Research Engineer

  • Providing support by handling installation, troubleshooting & required configuration of the Sun servers for various clients.
  • Responsible for applying patches and upgrades of Sun Servers.
  • Efficiently handled areas like Veritas volume manager & SVM.
  • Managing the Veritas file systems & resizing the volumes and increasing file system.
  • Configuring the Zones on Solaris 10.
  • Configuring the LDoms 
  • Configuring & administering the Cluster Environments like Veritas cluster.
  • Administering the resources and resource groups on Veritas cluster servers.
  • Providing Support for various clients on operating system issues and hardware related issues.
  • Installing and administrating security tools like SSH, RBAC on Sun servers.
  • Responsible for monitoring system performance and supporting servers to improve the performance.
  • System Monitoring Tasks.
  • System Inspection Tasks.

Millennium Techno Soft Ltd

Aug 2005 - Apr 2008

Solaris Administrator

  • Providing support by handling installation, troubleshooting & required configuration of the Sun
  • Responsible for applying patches and upgrades of sun
  • Designed and developed complex backup solutions to various clients with zero/minimal data loss.
  • Providing Support for various clients on operating system issues and hardware related issues.
  • Installing and administrating security tools like SSH, RBAC on Sun servers.
  • Implemented auditing and system logging using syslog.
  • Responsible for monitoring system performance and supporting servers to improve the performance.
  • System Maintenance
  • Checking disk space.
  • Supporting end users.
  • Performing system backups.
  • Monitoring system activities.
  • Watching systems logs for problems.
  • Keeping software up to date.

Education

Education

Sri Sarathi Institute of Engg & Technology

Aug 2001 - Jul 2005

B.Tech

B.Tech in  Electronics and Communications Engineering from Jawaharlal Nehru Technological University, Hyderabad, India

Additional Information

Name : P.Gangadhara Rao

Date of Birth : 28-08-1983

Nationality : Indian

Passport # : F2480710

Expiry date : 21-02-2015