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Kasi kavali

available

Last update: 29.03.2017

AIX VIO and HACMP administration. Linux administration

Graduation: bachelor of science
Hourly-/Daily rates: show
Languages: English (Native or Bilingual) | Hindi (Native or Bilingual)

Attachments

kasi_kavali.doc

Skills

I am certified IBM AIX, Virtualization (VIO) and HACMP cluster.  I have more than 13+ years of experience in system administration area with focus on AIX & Linux administration as technical architect and subject matter expert (SME).

My expertise includes:

  1. Installation and configuration AIX 5.3,6.1 and 7.1
  2. AIX Administration
  3. AIX OS migrations and AIX TL upgrades
  4. P5 hardware migration to P6 & P7 & P8
  5. Design and implement new servers (POWER servers) as per project requirement
  6. Performance troubleshoot and tuning
  7. Disk Management & File system management (Logical volume manager )
  8. AIX Security and User Administration
  9. HMC Management and upgrade
  10. Virtualization (LPAR ,VIO Server)
  11. VIO servers migration from 1.x to 2.x
  12. Server Monitoring with scripts
  13. SAN (Storage area network), HP –XP and 3Par & DS4000, DS4500 and DS4700.
  14. Storage migration from IBM to HP-XP and 3Par and from XP to IBM storage
  15. Linux installation (RedHat, Suse and Ubuntu) and troubleshooting and Administration
  16. Linux installation and administration
  17. Sound knowledge in Could computing
  18. Application support ( was, db2, oracle and Apache web server..etc)
  19. Implementation of VMWARE ESXi 5.0, ESXi 4.1, ESX4.0,vSphere, VM virtual center
  20. ITIL Standard

Project history

Experience:
 
IBM India Pvt.Ltd
Period            : March 2016 to till date
Designation     : AIX Administrator – Subject Matter Expert
 
Projects and description:
 
Bank (removed bank name) account:
 
This Bank is Australia's first bank, and first company, established in 1817 as the Bank of New South Wales, and in 1982 becoming Banking Corporation, it has nearly 2000 unix servers.
 
Job responsibilities:
 
Working as a SME (subject matter expert) and supporting for AIX and Linux.
 

  1. Preparing technical documents and providing to team members.
  2. Helping team members technically
  3. Involving Sev1 and Sev2 tickets and resolving issues.
  4. Resolving performance issues (cpu, memory and disk).
  5. Planning hardware migration from p5 or p6 to p8 servers and implementation.
  6. LPAR operations including: scheduling operations, troubleshooting activation errors, configuring and using system profiles, and activating and shutting down partitions, Power on/off partitions.
  7. Design and implement new servers as per project requirement
  8. Building the VIO servers and LPAR’s.
  9. Migrating VIO servers from VIO1.5 to VIO2.x.
  10.  Install and configure the VIO Server product, Configure VIO Server partition, VIO command line interface, Configure a partition to use Shared Ethernet Adapter (SEA).
  11. Storage migration from IBM storage to HP storage and 3par storage
  12. Create partitions, partition profiles and system profiles, Activate partitions and Schedule operations for partitions, dynamic operations for adding, moving and removing memory, processor resources, and I/O slots.
  13. Storage migration from IBM storage to HP storage and 3par and HP to IBM
  14. HMC management and upgrade
  15. Hardware trouble shoot and working with IBM technical support team for software issues and hardware replacement.
  16. Installation and Configuration of AIX Operating System using installation media or through NIM   Server.
  17. Configuration of the NIM server and NIM clients.
  18. Up gradation of TL level and Service packs in AIX5.3 servers using multibos and alternate disk methods.
  19. Up gradation of TL level and Service packs in AIX 6.1 servers multibos and alternate disk methods.
  20. Dynamically add, remove and move resources in the LPARs.
  21. Fixing the operating system issue within the customer agreements.
  22. Up gradation of AIX 5.3 version to AIX 6.1 server Operating system using alt disk methods.
  23. Up gradation of AIX 6.1 version to AIX 7.1 server Operating system using alt disk methods.
  24. Adding the disks to the VIO server and VIO clients as per the application and database requirements.
  25. Disaster recovery test, plan and execution
  26. Making plan for migration activities from p5 to p6 and p5 to p7 ( lpar migration).
  27. Supporting to database and application teams (DB2 and Oracle and WAS)
  28. Implementation of the 6.1 HACMP Cluster (Active-Passive node and Active-Active).
  29. Linux Administration & Linux troubleshooting
 
 
 
Mphasis an HP company:
 
Period            : 21st June 2010 to March 2016
Designation     : Senior Principal Infrastructure Engineer
 
Projects and description:
  1. Ahold USA
  2. Bentley and VWG (Volkswagen)
 
Ahold is a Food Service company selling variety of foods in US and it has a very huge IT infrastructure it includes physical servers and lpars running on AIX platform and hosting different applications. VWG group is a German car manufacturer company and it has AIX and Linux servers.
 
I am providing support to AHOLD and VWG group corporate environment which are having HMC, NIM Servers, LPARS and HACMP clusters.
 
Job responsibilities:
 
  • Providing L3 /SME (subject matter expert) support for AIX and Linux Administration, VIO and Migrations.
  • LPAR operations including: scheduling operations, troubleshooting activation errors, configuring and using system profiles, and activating and shutting down partitions, Power on/off partitions.
  • Design and implement new servers as per project requirement
  • Building the VIO servers and LPAR’s.
  • Migrating VIO servers from VIO1.5 to VIO2.x.
  •  Install and configure the VIO Server product, Configure VIO Server partition, VIO command line interface, Configure a partition to use Shared Ethernet Adapter (SEA).
  • Storage migration from IBM storage to HP storage and 3par storage
  • Create partitions, partition profiles and system profiles, Activate partitions and Schedule operations for partitions, dynamic operations for adding, moving and removing memory, processor resources, and I/O slots.
  • Storage migration from IBM storage to HP storage and 3par and HP to IBM
  • HMC management and upgrade
  • Hardware trouble shoot and working with IBM technical support team for software issues and hardware replacement.
  • Installation and Configuration of AIX Operating System using installation media or through NIM   Server.
  • Configuration of the NIM server and NIM clients.
  • Up gradation of TL level and Service packs in AIX5.3 servers using multibos and alternate disk methods.
  • Up gradation of TL level and Service packs in AIX 6.1 servers multibos and alternate disk methods.
  • Dynamically add, remove and move resources in the LPARs.
  • Fixing the operating system issue within the customer agreements.
  • Up gradation of AIX 5.3 version to AIX 6.1 server Operating system using alt disk methods.
  • Up gradation of AIX 6.1 version to AIX 7.1 server Operating system using alt disk methods.
  • Adding the disks to the VIO server and VIO clients as per the application and database requirements.
  • Disaster recovery test, plan and execution
  • Good technical experience in Logical volume manager (LVM) and creating mirrorvgs and trouble shooting. Grow or shrink file system as per the requirement.
  • Making plan for migration activities from p5 to p6 and p5 to p7 ( lpar migration).
  • Supporting to database and application teams (DB2 and Oracle and WAS)
  • Implementation of the 6.1 HACMP Cluster (Active-Passive node).
  • Linux Administration & Linux troubleshooting and Linux user administration
 
Major Activities in present projects:
  • I have done AIX migration project, for that I have done testing and made document for OS migration from aix5.3 to aix7.1 and I done migration from aix5.3 to aix6.1 and aix7.1 more than 1000 servers
  • I have done storage migration project from IBM storage to HP storage and 3par on AIX and Linux.
  • I have migrated VIO servers from VIO1.5 to VIO2.x
  • Migrated P5 hardware to p6 and p7 servers
  • I have managed and implemented new futures in data center by upgrading hardware
  • As per user request I have moved AIX application servers to Linux (Migrated AIX environment to Linux)
  • Datacenter implement and management
  • I have done Bentley and VWG transition (new accounts).
  • I am SPOC for Bentley and VWG group clients from UNIX.
 
 
 
IBM India Pvt.Ltd
 
Period           : 6th June 2007 to 18th June 2010
Designation    : Senior Associate IT Specialist
 
Projects description
Company       : IBM
Project Name : ISL and STG
 
Job Responsibilities:
 
STG software Data center in US (Austin, Burlington, Raleigh and Rochester)
 
It is a collection of db2 based databases contains data about wafer and chip manufacturing, The initial inline test of the wafer through the final test of the module is done through the DMIW servers. The data is collected from IBM and outsource Wafer lab and test locations around the world. These data come from various IBM labs and also from, sony, Samsung, Chartered, Altis, etc…
 
 
          The DMIW and Austin Lab setup includes p570, p550, p5 595 and p690 Servers.
 
          Responsibilities:
  • Provided L3 support for AIX Administration, VIO and Power servers hardware.
  • AIX Administration support for servers and possessing Single Point of Contact (SPOC) responsibility for any activity on these servers.
  • Upgradation of AIX operating system
  • HACMP Administration
  • Handling server models like p5 595, p5 550, p5 570 and P690 servers
  • Managing data center in Rochester
  • Troubleshooting panic reboot, server unresponsiveness, End user/faulty hardware issues.
  • Disk Management and User Administration
  • Scheduling jobs in cron and developing scripts for automating regular tasks
  • Monitor DS4k storage and report to the storage team in any case of failure
  • We are totally responsible in setting up Production lab environment for Austin and Burlington which involved in planning and setting up of redundant VIO servers with high level of availability of LPARS.
  • Setting up of SAN switch and configuring zoning
  • Setting up and managing NIM server
  • Monitoring and managing the DS4700 storage box
  • Firmware upgrade on Pseries server and storage box
  • Solving all kind of problems on alert
  • Nagios monitoring implemented for monitoring the servers
  • Could project
  • Linux install on VMware and physical servers
  • Linux administration
  • Linux troubleshoot
  • Apache install on linux servers.
 
 
Pune ISL software center (DATA Center)
  • Managing HMC
  • Installing VIO Server on eServer P5 and P6 servers and configuring.
  • Redundant VIO configuration
  • Creating LPARs and configuring
  • Installing OS (AIX) and configuring.
  • Migration of AIX from 5.x to 6.x
  •  Installing OS (AIX, Solaris and Linux) when getting request from Development & testing teams
  • Up gradation of TL level and Service packs in AIX5.3 servers using multibos method.
  • Up gradation of TL level and Service packs in AIX 6.1 servers multibos method.
  • Installation of VMware server and configuration
  • NIM administration and configuration
  • Managing Pune and US (Rochester, Burlington and Religh) data centers.
  • Troubleshooting errors (OS level and Security level)
  • We are getting requests from Development and testing teams to troubleshoot errors.
  • Storage (DS4000, DS4500 and DS4700). Creating LUN’s, mapping and configuring on AIX.
  • Disk quota checking and deleting logs
  • User Administration and File system Management
  • Providing Technical Support for Developer Teams
  • Installing VMware ESX Server on X-series machines (IBM X-Series 335, 336, 346 and 3550 etc...)
  • Nagios (Monitoring tool) configuration and providing technical support
  • DB2 Installation, migration and backup on AIX
  • EOD (Exceed on Demand) technical support.
  • Installation and administration of Red Hat Linux
  • Linux troubleshooting and user administration
  • Involved Data center setup
  • Linux install on VMware and physical servers
  • Involved to migrate and implement data center to Hinjiwadi, Pune location

 
 
 
 
 
 
 
 
 
 
ADVACE COMPUTER SERVICES LIMITED   www.acslimited.com
Unit Nos.201-204, Sector II, Building 5,Millennuum Business Park, Maphe, Navi Mumbai-400709
 
Period                  : 11th September 2006 to June 4th 2007
Designation            : Unix Administrator
 
Projects description/clients:
 
Client            : TECH MAHINDRA (Pune) www.techmahindra.com
Project                    : British Telecom
Designation    : Unix Administrator
Operating      : Unix
Sills              : Server Administration, Troubleshooting errors.
 
 
 
ACS TECHNOLOGIES LTD(ISO 9001: 2000 Company) www.acstechnologies.co.in
316, Third Floor, Chandralok Complex, S.D.Road, Seccunderabad – 500003.
 
ACS Company was set up in 1980 as a closely held Limited Company by a group of highly qualified and experience technocrats who had earlier worked in leading organizations, both in India and abroad. This company was certified in 2002 as ISO 9001:2000 Company by STQC Certification services of Ministry of Information Technology. Initially the company ventured into Data Processing and Software Development and subsequently diversified into Hardware maintenance services, Networking solutions and supply of computer systems. This company has gained an impressive and prestigious clientele of more than 150 that includes Defense, Central and State Governments and Public Sector Undertakings.
 
Period                      : 22nd June 2005 to 9th September 2006
Designation             : Customer Support Engineer (Unix)
Projects description/clients:
 
Client            : IPTouch Software Development  Pvt Ltd
Role              : Unix Administrator
 
 
 
BUSINESS LINK AUTOMATION INDIA LTD www.blinkindia.com
Amit Plaza, 3rd Floor, Raj Bhavan road, Somajiguda, Hyd – 500082.
 
Business Link was established in 1987 with a view to participate in the growing InfoTech business. In these years, the company has grown to have its full-fledged operations in Chennai, Bangalore, Hyderabad and Delhi, in addition to Mumbai. With staff strength of nearly 200 professionals and ongoing relationship with MNC’s, large Indian Corporate, foreign banks and other, Business Link has matured into a reliable, service-oriented, technically competent organization. And one of the leading system integrators and offering solutions across platforms.
 
 
 Period                    : June 3rd 2003 to 10th June 2005
 Designation           : Customer Support Engineer (UNIX Administration)
 
Description     : Attending Desktop calls for Hardware and OS related & other Applications, Printer calls of various models include Color Laser Printers.                            
                                     
Role                 : Customer support Engineer                   
Operating         : Windows 2k/98/Linux/Unix Systems.    
Skills                : Complete system hardware and OS errors troubleshooting.

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