Jaikumar S Email & Phone Number

Bangalore

Providing HPC support

Bangalore Urban, Karnataka, India

Providing support to HPC/Grid System.Providing Linux/Infrastructure Support.Check_MK Monitor configuration.Depends on the user request, configure python Local repository.Regularly attend meeting along with Engineering Support Team to know the challenges, and resolve that.

Bangalore Urban, Karnataka, India

Working along with AMD, to help run the Benchmark smoothly.

Bengaluru, Karnataka, India

VPC Linux L3 SupportProvisioning on MMI Linux BuildAutomate Linux Build using shell script for the n of the machines.Frequently take Technical training to the team members.Network problem, work along with different network team.Configure the backup and solve the challenges during configuration.Work with VM Farms to adding storage, configure network VLAN, to create VM instances.During RTPA validation check all the required field and setting assigned. Regarding register the component interacting with different team for the subtle problems.Update Server information to the CMDB tool using bulk load with excel sheet.Work along with HPSA Automation tool, to simplify installation and register the component.

Bangalore

Build and Run operations of CPU and GPU based HPC clusters.Designing and Solutioning CPU and GPU HPC infrastructure.Process automation and Performance optimization.Process Documentation.Ensuring Maximum availability of HPC CPU and GPU clusters.Implemented GPU Solutions for HPC Applications and delivered the bestperformance reducing the runtime, tokens usage and cost efficient in terms oflicenses and also power.SPOC for Cluster Applications Integration and Optimization (MPI, OpenMP etc..).Administration of LUSTRE PFS and playing with stripe size and stripe count forrespective applications. Analyze the HPC performance issues.Installing the HPC high level applications and integrating them with the webportal. Administration and management of Job Schedulers SLURM.Giving support to the HPC Infrastructure.Doing weekly/monthly server health checkup.Take backup and recovery.

Bangalore

Altair PBSPro and Compute Manager installation, configuration. Write application definition with bash / python script.Configure Altair License manager/PBS Analytic and report generation. HPC Configuration and Management for CAE Solvers.HPC Performance tuning and bench marking for CAE solvers. PBS Works high performance computing software suite including configuring/customizing the applications to match the customer's requirements, integrating with third party applications, and integration of the entire solution into the customer's infrastructure.Linux Chef Automation.

Bangalore

Application installation and License Support. Provide support LSF job scheduler and PAC Job submission Portal. Create shell & perl script for job application template. Implement new multiple cluster technology and Amazon Cloud Computing. Run various Benchmark and analysis the performance. Monitoring Cluster via RTM. Frequently attend scheduled meeting with customer,internal onshore and offshore HPC Team . Create the Knowledge base document for new idea and implementation. working with application - star ccm,Ansys,Ansys-RSM,Abaqus, Handling Ticketing system via Kayako Fusion. Check node availability and disk usage status, inform to the specified user if they reach threshold.Depends on the client requirement - plan,organize Implement new project.

Chennai Area, India

Depending upon the client requirement plan and implement the High Performance Computing (HPC) clusteringwith open source and cluster management software like xCAT.Configure server in High Availability mode and kick start server setup with PXE boot.Configure and implement ISCSI,GFS and Lustre file system on the storage.Installation open source and HPC application software stack like Nwchem,Tophat,Quantum Expresso,NetCDF,WRF and scientific libraries packages.Tune the HPC application and benchmark with best compiler flags and parameter to get the maximumperformance.Analyze the client program and improve the performance using profiler and analyzer.Have well knowledge to resolve RPM dependency and library problem.Install the driver or update kernel patches according to the Hardware/Software requirement.Implement the job scheduler PBS PRO, deploy the license, create/manage the Queue and trace job.Install and configure Parallel/Distributed programming – MPI software stack with Intel compiler.Monitoring the server activities using Ganglia, Nagios.Check the HPC performance using challenge HPL benchmark.Tune Nvidia CUDA based HPL benchmark to get the maximum performance.Write the shell script for daily activities.Check the full hardware status & control server before booting OS using IPMI,ILO.Working on-site CMMACS HPC data Center (82nd rank in Top 500 list of the world’s top supercomputers onNov 2012) and have well knowledge on their setup.Working with IBM/HP servers, Mellonax Infiniband, Nvidia GPU Tesla & Quadro plex card, Storage (NAS & SAN) and raid controller, and provide remote support using on board administration.Onsite installation gives the training to the clients.

Junior Server Admin

Provide 24/7 Support to the Customer Web Server issue,Handling Linux L1/L2 Level trouble shooting - (Monitoring,Disk partition,Permission issue,FTP,Cron job,LVM)Handling Virtual Private Server.Working with Control Panel - Cpanel,WHM.

Bachelor'S Degree, Information Technology, First Class

Activities and Societies: College Linux User Group Secretary, Attend More than 30+ College symposium, Won lot of prized in Paper.

High School, Compute Science, Good In Maths

Activities and Societies: Score 95 % in Maths Both in 10th and 12th Public Exam.