Great upgrade, great deal – windows 8 upgrade offer (limited)

Great upgrade, great deal – windows 8 upgrade offer (limited) This offer is valid from October 26, 2012 until January 31, 2013 and is limited to five upgrade licenses per customer. To install Windows 8 Pro, customers must be running Windows XP SP3,Windows Vista, or Windows 7. Pricing varies by region and each independent reseller, and it depends on a variety of specific factors including exchange […]

Extending a logical volume in a virtual machine running Red Hat or Cent OS

To extend the logical volume:Note: These steps only apply to EXT3 file systems. Caution: VMware recommends having a complete backup of the virtual machine prior making these changes. Power off the virtual machine. Edit the virtual machine settings and extend the virtual disk size. For more information, see Increasing the size of a virtual disk (1004047). […]

ORA-01034: ORACLE Not Available

What to do when we get  errors  like ORA-01034: ORACLE not available ORA-27101: shared memory realm does not exist. Solution: The ORA-01034 is  simple error, it means that your database is down!  Oracle oerr utility notes this about the ORA-01034 error: ORA-01034: ORACLE not available Cause:  Oracle was not started up. Possible causes include the […]

Oracle 11G: Starting the DB, listener and the enterprise manager console

Make sure all the necessary environment variables are set, especially the following variables. ORACLE_SID ORACLE_HOME And follow the below steps to start, database, listener and enterprise manager(em) console For db startup:               oracle@root.com$ sqlplus / as sysdba SQL*Plus: Release 11.1.0.6.0 – Production on Sun Nov 9 22:52:26 2008 Copyright (c) 1982, […]