Sr Developer/DBA

Srinivasulu Gillella Email: *****.********@*****.*** Phone: 405-***-****

________________________________________Summary

• Proficiency in SAN Administration for 4+ years in configuration, troubleshooting, monitoring and supporting the SAN infrastructure (VMAX/DMX/ClARiiON/Celerra) using SAN Management solutions.

• Experienced in planning, design and implementation of SAN solutions like SRDF/S, SRDF/A, TimeFinder, Open Replicator (cold&hot), SAN Copy, SnapView (Snapshot/clone), Replication Manager, PowerPath Migration, Open Migrator, Celerra Replicator.

• Experience with configuration of FASTVP and FAST & Virtual provisioning on Symmetrix & ClARiiON.

• Expertise in SAN application solutions including EMC Control Center 6.1/6.0/5.2, Clones/Snap/Mirror/Consistency Groups, Solutions Enabler SYMCLI, Open Replicator, Replication Manager, Navisphere Manager, Celerra Replicator , Connectrix Manager, Cisco CLI, Cisco Fabric / Device Manager.

• Maintain a stable VMware ESX environment, Virtual Center product tools like VMotion and VMWARE performance monitoring, capacity planning and troubleshooting

• Experience in EMC SAN storage administration (Provisioning and decommissioning) of VMAX, DMX 4/3, DMX 3000 /2000/800, Symmetrix 8830 /8530, ClARiiON CX 4-80,3-80/3-40, CX 700/600/500 and Celerra NS 480/120.

• Experience with SAN Connectivity of Cisco MDS 9513/09/06, 9216, McData ED140M, ED64M, ED 32M and Brocade 4800/DS 4100B.

• Strong background with backup management and disaster recovery administration using Disaster recovery solutions (SRDF S/A), Migration/local replication, EMC TimeFinder family (Clone, Snap, BCV’s).

• Acquaintance with Symmetrix Performance Analyzer ( SPA) and Storage Scope.

• Experience with troubleshooting issues like path failures, storage not seen using EMC PowerPath

• Experienced in System administration of Solaris (7, 8 & 9) with VERITAS Volume manager, Windows (NT, 2000 & 2003) and IBM AIX platforms.

Skills Summary

Storage Arrays Symmetrix VMAX, DMX-4/3, DMX 3000/2000/1000, ClARiiON CX4-960/480/240/120, CX3-80/40/20/10, CX 700/600/500, Celerra NS480/120

SAN Management Solutions EMC Control Center 6.1/6.0/5.2, SymCLI, NaviCLI, Navisphere Manager 6.28/24, Symmetrix Management Console

Element Manager Connectrix Manager 10.x/9.x, Cisco Fabric / Device Manager 5.0, Cisco CLI, and Brocade Fabric Manager

Replication Software SRDF/S/A, TimeFinder (Snap, Clone, BCV), Open Replicator, Open Migrator, PPME,SnapView (Snap Shot, Clone, Mirror), SAN Copy, Robocopy, Replication Manager

Monitoring/Reporting Performance Manager (WLA), Storage Scope, Navisphere Alert Monitoring, Navisphere Analyzer, Symmetrix Performance Analyzer (SPA)

Operating Environments Solaris (7/8/9), Windows NT, 2000/03/08, IBM AIX V6, HP-UX 11i V2/V3 and VMware ESX 4/3.5

Education

• Master of Science in Management Information Systems at University of Memphis.(3.7 GPA)

• Graduate Certificate Program in Software Testing from University of Memphis.

• Bachelor of Engineering in Electronics Communication Engineering, India (3.8 GPA)

Professional Experience

PricewaterhouseCoopers Aug 2011– Present

Tampa, FL

Sr.SAN Administrator

• Planned and identified ESX servers for migrations, alleviating the performance from DMX-3/4 to VMAX.

• Planned and implemented a firmware upgrade for Cisco MDS

• Actively involved in a consistent data replication for a machine critical application with oracle database from DMX-3 to DMX-3 using SRDF/A with Time Finder/Consistent Groups Technology

• Knowledge Transfer to the offshore team for the day today storage operations.

AT&T Oct 2010 – Jun 2011

Annapolis, MD

SAN Administrator

• Part of Storage and SAN Migration involving 3-PAR, Brocade, CISCO MDS, VMAX at 7 different data centers across the globe. Used Open Migrator, PPME, Open Replicator or rsync for all the Migrations.

• Planned and Installed Replication Manager 5.2.4 and scheduled jobs for the Time finder Clones/Snaps for the backup of different servers.

• Installed and Configured Symmetrix Performance Analyzer 2.1.

• Planned and Implemented FAST VP VMAX.

• Emulated Number of Production configurations in the test lab, before implementing in the production. Tested Timefinder Clones/SNAP, ECC, RM, SRDF/A.

• Planned and upgraded ECC from 6.0 to 6.1. Installed storage Scope repository while upgrading from ECC 6.0 to 6.1.

• Experienced with creating ISL’s, VSAN’s, Switch migrations (Cisco 9513/9509/9506, Brocade 4800/DS 4100B) and switch expansions to support & improve more converged and real-time communications applications.

• Improved asset utilization & performance to provide higher service levels with greater efficiency using StorageScope reporting and Performance Manager/WLA. Proactively resolved the capacity allocation and utilization issues.

Wyndham Worldwide Aug 2010 - Oct 2010

Phoenix, AZ

SAN Administrator

• SAN Administration in a heterogeneous storage environment with over 500TB comprising of VMAX, DMX, ClARiiON, Cisco MDS switches, McData Enterprise directors using SYMCLI, SMC, Navisphere Manager, Connectrix Manager, and EMC Control Center.

• Planned and Implemented migration of Oracle databases, MS EXCHANGE 2007 and SQL 2005 DB from CX 3-80, DMX 3000 to VMAX for multiple Tier 1 storage arrays using SRDF, Open Replicator and SAN Copy.

• Implementation of SRDF on Tier 1 storage. Testing and Implementation of SRDF/A for selected high performance Tier 1 applications.

• Installed and commissioned a new DMX 4 and Implemented Open Replicator to migrate the data from HDS 9910/Symmetrix 8830 to DMX 4 using push and pull modes in both hot and cold control states respectively.

• Designed Planned and Implemented SRDF Solutions for Disaster Recovery. Completed successful DR test failover and repeated in specific intervals.

• Upgraded Firmware on CISCO MDS 9513/09 to the latest version.

• Performance evaluation of VMAX, DMX 4/3 using ECC Performance Manager. Detailed reports about the production servers including I/O per sec, response time and Hit% are calculated.

• Regular provisioning of storage to various hosts with ECC, SMC and SYMCLI. Maintenance of distributed ECC infrastructure. Deploying infrastructure agents and discovering storage equipments and Switches.

FEDEX Institute of Technology, Jun 2008 –May 2010

University of Memphis,

Memphis, TN

Storage/System Administrator

• Configured and supported the SAN environment consisting of Celerra NS 480/120, Clariion CX 600/700, Symmetrix 8730, DMX 2000, McData ED 140M2, Cisco 9506, ECC 5.2.

• Used SRDF/S to synchronously replicate production data stored on DMX 2000 across primary and alternate data centers, to ensure continuous and incremental protection between the locations, should the primary site go offline.

• Experienced in NAS (NFS, CIFS) infrastructure (EMC Celerra NS 480/120, Unix NFS, Windows CIFS) architecture, migration and management.

• Migrated VDM’s from NS 120 to NS 480 using Celerra Replicator.

• Created CIFS shares for various day to day activities of the Test Lab environment for the Business School. (Fogelman College of Business and Economics at the University of Memphis).

• Installed Powerpath 5.2 and Navisphere 6.26 agent & Navicli, Navisphere UI, collected SP collects, ran EMC grab on host, analyzed heat reports against the EMC Support Matrix.

• Used Navisphere Manager and Navicli to create RAID groups, bind LUN’s and allocate storage from Clariion CX 600/700 to multivendor hosts.

• Provisioned storage from DMX 2000/1000 using SYMCLI and ECC 5.2 and also created Meta devices for additional storage space.

• Dealt with creating zones using Connectrix Manager for McData ED 140M2 and Device Manager for Cisco 9506.

• Performed switch migration from McData ED 140M2 to Cisco 9506 as a part of SAN expansion.

• Initiated LUN migration a few times when there was performance issue due to the overload of IO’s on disks.

• Handled day to day issues related to performance by finding bottlenecks using Performance Manager.

EMC2,

Bangalore, INDIA Jun 2006 – Dec 2007

Storage Administrator

Clients: BRITISH TELECOM, CISCO & RBS

• Administration and supporting large storage environments (Tier1/Tier 2) comprising of DMX/Symmetrix, CLARiiON, and SAN connectivity switches.

• Implemented migration over 450 servers involving DMX 4/3, DMX 3000, CX 700/600 using Open Replicator (hot & Cold )and assisted Oracle DBAs with Oracle ASM migration

• Consolidated existing storage by migrating from CLARiiON CX 600 to higher capacity and throughput CLARiiON CX 700 using SAN copy replication solution/LUN Migrations.

• Data gathering using EMC Grab Utility and analyzing using HEAT and providing a Compatibility Audit Report for 200 servers attached to DMX 3.

• Created and implemented Clones/Snapshots in CLARiiON CX series with Oracle databases for offloading decision support, batch loading data and reporting applications from the production database.

• Upgraded the Flare code on CLARiiON using EMC Navisphere Service Taskbar tool.

• Installed ECC 5.2 and configured ECC Alerts/Agents to monitor the SAN environment for Symmetrix, CLARiiON, and Switches & Hosts and attached management policies to include Email/Console notifications.

• Upgraded Switch Firmware and Configured Zoning on Brocade, Cisco and Mcdata switches using Connectrix Manager.

• Provisioning of CLARiiON storage as per customer needs using Navisphere Manager, and monitoring the performance using Event Monitor.

• Edited lpfc.conf and sd.conf to persistently bind, so as to sustain the reboot for the SOLARIS servers. Installed PowerPath to incorporate load balancing and path failover on Solaris and Windows Hosts.

• Responsible for monitoring, troubleshooting, and resolving routine issues like one-path-down, hosts not seeing storage, HBA failures, zoning/masking/storage allocation & performance issues etc.

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