Paresh Chavda

Experience

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  Wipro

  Feb 2010 - Feb 2012

  Solaris Administrator

  Monitoring and Maintenance of Sun-Solaris 10 & 9 which includes Production Servers, Database, Application, Web, Backup &Test Servers.Installing, upgrading, patching and configuring SUN Solaris 8/9/10 on Sun Servers Using Jumpstart Servers and Interactiv Installation.Configure Solaris volume manager and implemented various RAID levels, logical volume creation, mirroring and file systems.Creating metadb, soft partitions, and RAID levels using sun Solaris Volume Manager.Hardware configuration of the servers involving creation of RAID, ALOM configuration.Resolved system errors and crashes, disk space problems, huge file sizes, file system full errors.Backup and restoration process using (UFSDUMP, UFS RESTORE and FSSNAP) utilities.Managing and mounting file systems (using NEWFS, FORMAT, FSCK, MOUNT, VOLD) ufs.Configuration of zones and containers and administering them on Solaris 10 to support multiple applications.Utilize advanced LDOMs features such as redundant virtual networks and disks to create higher availability domains.Installation, configuration and maintenance DNS servers, NFS and NIS on Sun Solaris servers.Setting up cron jobs for backups and monitoring processes.Troubleshooting backup and restore problems and constant monitoring of system performance.Trouble shooting the booting operations in SPARC and i86pcTaking backups of all servers, scheduling of backup through Veritas Netbackup 6.0 MP4, and restore the same as and whenbusiness need.Processes administration and management like monitoring, start/stop/kill various processes/sub process.Monitor System Performance Parameters using iostat, vmstat and fine-tuning. Show less

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  Capgemini

  Mar 2012 - Nov 2019

  Unix Admin

  Monitoring and Maintenance of Sun-Solaris 8, 9 & 10 which includes Production Servers, Database, Application, Web, Backup and Test Servers.Installing, upgrading, patching and configuring SUN Solaris 8/9/10 Using Jumpstart Servers and Interactive Installation.Maintaining Patches and Packages to keep the servers up to date with latest OS versions.Firmware upgrade in large scale environment including Sun Fire v440, v890, T2000, T5220, T5240, M4000, M5000, M9000.Configure Solaris volume manager and implemented various RAID levels, logical volume creation, mirroring and file systems.Excellent skills in UNIX System Management concepts including, VERITAS Vxvm VERITAS Clusters and file system.Installed and configured ZFS file system, clone ,snapshot in ZFS file system.Hardware configuration of the servers involving creation of RAID, ALOM configuration.Configuration of zones and containers and administering them on Solaris 10 to support multiple applications.Solaris support for installation and development of the Oracle 10g database.Mapping the WWN number of the LUN’s created with the respective servers.Co-ordinate with development team on production issues and with vendors for hardware replacement.Provided support for production environment around the clock and coordinating with the offshore team to resolve the issues.Resolving the customer system issues using ticketing systems (Service Center/Remedy).Process Analysis & Redesign. Managing Incidents, change procedures, system patching and problem management activities.Work flexible hours as required by assigned projects or system problems. Responsible to prepare the project document like Design, implementation and project plan by coordinating with the application team, Database team.Ensured 100% Services and security availability, minimizing controllable/ repeatable downtime, problem identification, escalation and solution. Show less

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  Atos

  Feb 2020 - now

  Senior Unix Administrator