RamaKrishna Chereddy
Irving
Overview
14
14
years of professional experience
Work History
Technical Consultant
Hitachi Data Systems
08.2023 - 10.2024
- Provide storage administration for EMC Storage frames
- Performed Provisioning for various Hosts
- Worked on Remote replications using SRDF/S and SRDF/A
- Configured local replication Snap Vx
- Performed DR tests
- Configured SRDF new setup
- Performed failover and failback operations (SRDF/A)
- Good experience in SRDF migrations
- Performed migrations Using SRDF/Metro
- Experience on SRDF/Metro replication setup for critical applications
- Worked and having good experience on OR open replicator migration tool
- ( PUSH/PULL)
- Performed NGSAN Switch migrations in Cisco MDS Switches
- Deletion of unused LUNs as per the requirement from Clients
- Troubleshooting, break fixes, RCA for incidents and hardware related issues in Storage Arrays.
Technical Specialist
HCL Technologies
09.2016 - 07.2019
- Provide storage administration for EMC VMAX and Hitachi VSP Arrays
- Provide storage from HP 3PAR & XtreamIO
- Monitoring the SAN environment with Symcli and Hitachi Command Suite
- Co-ordinating with vendor(EMC & Hitachi) for hardware replacements
- Performing the WWN Zoning using cli
- VMAX Storage provisioning through symcli
- Hp3PAR storage provisioning through SSMC
- XtremIO storage provisioning through XtreamIO Management
- Create the meta luns
- Map the luns to FA ports
- Check for available address list in the FA ports
- Mask the luns to the host
- Deallocation of storage space (VMAX & Hitachi)
- Performed migrations Using SRDF/Metro
- Experience on SRDF/Metro replication setup for critical applications
- Migrated Unix and windows servers using SRDF (array based) to migrate the data from DMX-3/DMX-4 to V-Max storage systems
- SRDF setup for DR in VMAX
- DR activities on monthly/quarterly basis.
Senior Administrator
WIPRO Technologies
05.2016 - 09.2016
- Provide storage administration for EMC VMAX Arrays
- Monitoring the SAN environment with Symcli
- Co-ordinating with vendor(EMC) for hardware replacements
- Performing the WWN Zoning using cli
- VMAX Storage provisioning through symcli
- Create the meta luns
- Map the luns to FA ports
- Check for available address list in the FA ports
- Mask the luns to the host
- Deallocation of storage space in VMAX
- Migrated Unix and windows servers using SRDF (array based) to migrate the data from EOL arrays to new V-Max storage systems
- SRDF setup for DR in VMAX
- Performing DR activities on a monthly basis.
Technical Lead
Cognizant Technology Solutions
11.2012 - 05.2016
- Provide storage administration for EMC VMAX and Hitachi VSP Arrays
- Monitoring the SAN environment with Symcli and Hitachi Command Suite
- Co-ordinating with vendor(EMC & Hitachi) for hardware replacements
- Performing the WWN Zoning using cli
- VMAX Storage provisioning through symcli
- Hitachi Storage provisioning through Command Suite
- Create the meta luns
- Map the luns to FA ports
- Check for available address list in the FA ports
- Mask the luns to the host
- Deallocation of storage space (VMAX & Hitachi)
- Migrated Unix and windows servers using SRDF (array based) to migrate the data from DMX-3/DMX-4 to V-Max storage systems
- Migrated Unix and windows servers using HUR (array based) to migrate the data from Hitachi VSP to another data center Hitachi VSP storage systems
- SRDF setup for DR in VMAX
- HUR setup for DR in Hitachi VSP.
Storage Administrator
Pyramid IT Consulting
06.2012 - 11.2012
- Provide storage administration for EMC VMAX and Hitachi VSP Arrays
- Monitoring the SAN environment with Symcli and Hitachi Command Suite
- Co-ordinating with vendor(EMC & Hitachi) for hardware replacements
- Performing the WWN Zoning using cli
- VMAX Storage provisioning through symcli
- Hitachi Storage provisioning through Command Suite
- Create the meta luns
- Map the luns to FA ports
- Check for available address list in the FA ports
- Mask the luns to the host
- Deallocation of storage space (VMAX & Hitachi)
- Migrated Unix and windows servers using SRDF (array based) to migrate the data from DMX-3/DMX-4 to V-Max storage systems
- Migrated Unix and windows servers using HUR (array based) to migrate the data from Hitachi VSP to another data center Hitachi VSP storage systems
- SRDF setup for DR in VMAX
- HUR setup for DR in Hitachi VSP.
Associate Storage Administrator
Suwin Software Solutions
07.2010 - 05.2012
- Provide storage administration for EMC Clariion and EMC Symmetrix-DMX Storage frames
- Monitoring the SAN environment with Symcli and Navisphere Manager
- Co-ordinating with vendor(EMC) for hardware replacements
- Performing the WWN Zoning using Connectrix Manager
- Symmetrix Storage provisioning
- Create the meta luns
- Map the luns to FA ports
- Check for available address list in the FA ports
- Mask the luns to the host
- Deallocation of storage space (Clariion and Symmetrix-DMX).
Education
Bachelor of Technology - Electronics & Communication
KMCET
04.2010
Skills
- DELL POWER MAX (2000/8000)
- VMAX ALL Flash (950F/450F)
- PowerScale F600/900
- Cisco MDS 9000 Series Switches
- Brocade DCX Switches
- Replication: SRDF/SnapVx/Clone
- SynqIQ
- Automation: Ansible
Personal Information
Title: Technical Consultant
Timeline
Technical Consultant
Hitachi Data Systems
08.2023 - 10.2024
Technical Specialist
HCL Technologies
09.2016 - 07.2019
Senior Administrator
WIPRO Technologies
05.2016 - 09.2016
Technical Lead
Cognizant Technology Solutions
11.2012 - 05.2016
Storage Administrator
Pyramid IT Consulting
06.2012 - 11.2012
Associate Storage Administrator
Suwin Software Solutions
07.2010 - 05.2012
Bachelor of Technology - Electronics & Communication
KMCET
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