Find the largest Top 10 Files and Directories on Linux/Unix

Posted on by Ahmed Abdel Fattah

To find the top 10 files and directories in the current directory, we will use the "du" command with some options, along with the "sort" command to list the sizes in descending order, along with the "head" command to get only the top 10 items. Example:(output in K Bytes) Note the following "du" command options:-c … Continue reading Find the largest Top 10 Files and Directories on Linux/Unix

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Oracle Backup & Recovery Hands-on Practice – Oracle Database 18c VM

Posted on by Ahmed Abdel Fattah

Do you want to practice recovering from the following common failures (with a guided step-by-step procedure)?: Recovering from a critical file loss (SYSTEM , UNDO)Recovering from a non-critical file lossRecovering from the loss of the control fileRecovering from the loss of all control filesRecovering from the loss of an inactive redo log fileRecovering from the … Continue reading Oracle Backup & Recovery Hands-on Practice – Oracle Database 18c VM

Oracle VirtualBox: Resize Linux Filesystem

Posted on by Ahmed Abdel Fattah

We have an Oracle Linux Virtual Machine that we created in our previous post https://ahmedfattah.com/2019/12/10/oracle-virtualbox-create-new-virtual-machine/ up and running. When I examined the space on this VM, I found that I have only 2GB of free space available in "/" filesystem, which is not enough for me to do my work. So, I decided to increase … Continue reading Oracle VirtualBox: Resize Linux Filesystem

Oracle RMAN Database Full Cold Backup Demo

Posted on by Ahmed Abdel Fattah

https://www.youtube.com/watch?v=bJjm1U5x61M For similar script for the full database hot backup: https://ahmedfattah.com/2019/11/14/oracle-rman-full-hot-backup-script/ ThanksAhmed

Oracle Exadata Log Files

Posted on by Ahmed Abdel Fattah

When time came to troubleshooting , we started to search and review the log files. At stress time, one may waste time searching about the location of these log files. So, it may be a good practice to document the location of your environment log files, so as to reach them quickly when you need … Continue reading Oracle Exadata Log Files

Oracle Database 19c is now Available

Posted on by Ahmed Abdel Fattah

Oracle Database 19c is now available for Linux x86-64. To download the software:https://www.oracle.com/technetwork/database/enterprise-edition/downloads/index.html Also, the documentation is available at: https://docs.oracle.com/en/database/oracle/oracle-database/19/books.html Enjoy ! ThanksAhmed