Dishant Singh
Oracle APPS DBA 11i+R12|DBA||PMEC™|LSSWB™| Oracle cloud certified(Infrastructure Architect Associate, Autonomous Database Cloud, Infrastructure Operations Associate, Infrastructure Foundations)
- Role
- Oracle Application Database Administrator Iii at Rackspace Technology
- Location
- Ghaziabad, UP, IN
- LinkedIn followers
- 500 followers
About Dishant Singh
I have around 12+ yrs. of professional experience in IT industry having 8 years of experience as Oracle APPS DBA and 4 years as Core DBA. The main activities handled are Installation/Upgrade- Single-Sign on (SSO) Installation and Configuration for single & Multi-node Architecture- Database up-gradation of 19c (PDB & CDB) from 12c environment- Up-gradation & documentation of EBS environment from 11i to R12.2.6/R12.2.4 environments- Installation of new standalone R12.2.4 environment- Migration of EBS environment from Solaris to Linux and upgrade from 11i to R12.2.6Database Tasks- Managing PDB & CDB database environments(Both Single & RAC Nodes)- Creation/Recovery of DR/ADG environments using snap/image of ASM Disks and through SCN method- Re-balancing of ASM disks (addition of original disks/removal of snap disks using KFED)- Configuration of Bacula & MBU for deploying RMAN backups- DB movement from local FS to ASM DG- Movement of ASM data-files from one DG to another DG.EBS Application Tasks- Application Node Addition & Deletion- Handling multi-node architecture in 11i and R12 EBS having 21 node architectures- Addition of Internal/CCM/External application nodes- Addition of custom products/$TOP under APPL_TOP in the application using adsplice utility- Usage of ADADMIN using AD Distribution & for various other functionalities- Creation of new EBS environment from PROD using clone- Cloning for single & multi-node application environments- ADOP functionality- Fixed issues related to FS_CLONE/ACTUALIZE_ALL.Weblogic- Weblogic Manage-Servers Addition & Deletion- Managing JAVA-Heap Size & Cluster Files of Weblogic Manage Servers- Managing & Recovery of weblogic passwords using boot properties- Weblogic Administration- Deployed monitoring in Weblogic for monitoring of stuck threads of OACORE.OS/Network Tasks- Creation of new environment.(Working with system team for allocation of mount spaces/ASM- Load Balancer setup (LBR configuration for both http/https) by using tcstat.htm- Data-center migration- Replacement of certificates for existing LBR EBS with newly upgraded environment- Configuration of mount points on NFS for multi-node EBS environment (NFSv3/NFSv4).Automation- Full clone automation of Single-Node & Multi-Node Database & Application Environment- Creation & Deployment of customized alerts as per the business needs- Scripts screation for automating daily maintenance tasks, alerts, and reports from server.
Experience
Oracle Application Database Administrator Iii
Feb 2013 — Present · IN
Installation/Upgrade- Single-Sign on (SSO) Installation and Configuration for Single & Multi-node Architecture- Database up-gradation of 19c (PDB & CDB) from 12c environment- Documentation and Up-gradation of EBS environment from 11i to R12.2.6/R12.2.4 environment- Installation of new standalone R12.2.4 environment- Migration of EBS environment from Solaris to Linux and upgrade from 11i to R12.2.6Database Tasks- Managing PDB & CDB database environments(Both Single & RAC Nodes)- Creation/Recovery of DR/ADG environments using snap/image of ASM Disks & through SCN method- Re-balancing of ASM disks using KFED- Configuration of Bacula and MBU for deploying RMAN backups- DB movement from FS to ASM DG & from one DG to another DG.EBS Application Tasks- Application Node Addition & Deletion- Handling multi-node architecture in 11i and R12 EBS having 21 node architectures- Addition of Internal/CCM/External application nodes- Usage of ADADMIN for various functionalities- Import of JAR Signing certificates- Cloning for single & multi-node application environments- Patching using ADOP utility- Execution & Fix of the issues related to FS_CLONE/ACTUALIZE_ALL.Weblogic- Weblogic Manage-Servers Addition & Deletion- Managing JAVA-Heap Size & Cluster Files of Weblogic Manage Servers- Weblogic Administration- Deployed monitoring in Weblogic for monitoring of stuck threads of OACORE.OS/Network Tasks- Load Balancer setup (LBR configuration for both http/https) by using tcstat.htm- Data-center migration- Deployment of certifiates in LBR- Configuration of mount points on NFS for multi-node EBS environment (NFSv3/NFSv4).Automation- Clone automation of Single-Node/Multi-Node Database & Application Environment- Manage crontab jobs and scheduled scripts as per the business requirements- Scripts creation for automating daily maintenance tasks, alerts, and reports from server.
Education
Dayawati Modi Public School
10
Uttar Pradesh Technical University, Lucknow
Bachelor of Technology - BTech
2006 — 2010
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