About Me

My name is Subash Krishnan, I work as a Data Storage And Backup Technology Consultant III at HPE Nimble Storage.

I have created this website for a simple purpose, to make digital data unit conversion easier and much faster.

Here is the link to my data storage certifications.

I am a Dell EMC SAN Storage and Backup IT Infrastructure specialist architect with broad and in-depth experience supporting an Enterprise storage and server infrastructure in a global environment. 15+ years of experience as SAN and Storage Administrator in Information Technology (IT) including EMC SAN Storage, IBM Storage, HP 3PAR Storage, Nimble Storage, NAS Administration and Backup System Administration.

SAN Storage Array : EMC VMAX-3, VMAX, DMX, unity, clarion, VNX, VPLEX, HP 3par, IBM DS 8000, 8800, A9000, NetApp, Pure Storage

Storage Virtualization : EMC VPLEX, ViPR Controller

Monitoring: EMC VIPR SRM, EMC SPA, EMC unisphere, EMC VNX Monitoring and reporting tool, SAN: Cisco,Brocade

Operating System : Windows 2008, 2012, 2016, Redhat Linux

Virtualization : VMWARE 4.x, 5.x, 6.x

Storage Migration Tools : EMC SAN Copy, EMC Mirror view, SRDF, Timefinder clone/snap

Host Migration Tools : EMC Open replicator, EMC Open migrator

Licenses & Certifications

I hold a Master's degree in computer science. My educational qualifications are successfully evaluated by World Education Services and ACS - The Professional Association for Australia's ICT sector. To view my certificate, click here.

I have completed 8 associate, specialist and architect level certifications in SAN Storage, Cloud computing, Storage Virtualization etc. Below is the list

1. Completed Specialist - Implementation Engineer, VPLEX Version - Issued by Dell Technologies

2. Completed ViPR SRM 3.x Storage Resource Management - Issued by Dell Technologies

3. Completed Specialist - Implementation Engineer, VNX Solutions Version 8.0 - Issued by Dell Technologies

4. Completed Specialist - Systems Administrator, VNX Solutions Version 8.0 - Issued by Dell Technologies

5. Completed Associate - Cloud Infrastructure and Services Version 1.0 - Issued by Dell Technologies

6. Completed Associate - Information Storage and Management Version 2.0 - Issued by Dell Technologies

7. Completed SNIA Certified Storage Networking Expert (SCSN-E) - Issued by SNIA

8. Completed Dell EMC VMAX Technology Architect - Issued by EMC Corporation

9. Completed VCE Certified Converged Infrastructure Associate (VCE-CIA) - Credential ID - VCE-CIA0008606 - Issued by EMC Corporation

My Professional Summary

- Have 15+ years of extensive experience in SAN storage, NAS Storage, Storage Virtualization, EMC VMAX, VMAXF, VNX, EMC VPLEX, HP 3PAR, HP Nimble Storage, IBM DS8K and 7K series, technical support, troubleshooting.

- 12+ years of experience in NAS solutions from Dell EMC, And Netapp.

- Experience on EMC ViPR, ViPR SRM, Unisphere, Prosphere, Watch4net, EMC Control Center, Solutions Enabler.

- Expert level knowledge Knowledge of local and remote replications on VMAX, VNX and VPLEX arrays.

Technical Professional Competencies:

  • Data Migration Expert: Planed and executed cross-storage migrations from 7-mode to clusterMode Both NAS and San migrated 2 petabytes of data. Experience with NetApp 7MTT Tool,snapmirror, Secure Copy, NDMP and DTA Migrated data from EMC to NetApp
  • Enterprise Storage Management: Performance analysis, storage protection, back recovery, storage capacity management
  • Storage Management Technologies: Disaster Recovery, Data Center Consolidation, De-Duplication, SAN, Clustering and Hot-site replication. On-site Off-site Data replication, VMware/Vmotion configuration, Thin provisioning, etc.
  • Storage platform Competencies: NetApp, IBM, EMC, HP, Brocade, Cisco, IBM TPC, etc.
  • Storage Technology protocols: CIFS, NFS, ISCSI, FCP, FCoE, Ethernet.
  • Proficient in NetApp applications like Snapshots, Flexclones, Lunclone, Snapdrive, SnapManager, Deduplication, MPIO.
  • Tape Library Technologies: HP Storageworks ESL, Storage Tek SL8500 9310 LTO Tape Libraries SDLT DLT Tape Libraries AIT Tape Libraries 9840 9940 Tape Libraries 3590, 3592 TS1120 Tape Libraries SAIT Tape Libraries
  • Storage Area Networks SAN : Fabre Channel Configuration, Fabric LUN Management
  • Storage Systems EMC DMX4 EMC CX3-80 HP2400 HP950000 IBM XI IBM DS8100 IBM DS8300 NetApp Storage Arrays Hitachi USP- IBM V7K IBM SVC IBM ProTectier
  • Snap Manager, SnapDrive Snap Mirror, SnapVault, SnapLock, DFM, VFiler etc
  • Operating systems: Data Ontap 7xx 8xx, RedHat Linux, AIX, Windows 20003, Windows 2008.
  • Experienced in Infrastructure planning, resource management and implementation of Change management procedures



Linkedin profile of Data storage technical consultant Subash Krishnan.

Verified international academic qualifications of Subash Krishnan from WES

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