Author Archives: Ahmed Tawfik

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About Ahmed Tawfik

Cybersecurity Professional, Systems Engineer, OSS & Linux Geek

The Log Event responsible for logging user actions in Siebel

To add which user and what he/she was doing exactly to the log files, raise the log level for the event “EventContext”, e.g. “change evtloglvl EventContext=log_level for comp component_name“, remove the “comp” keyword if you want it for all components.

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Increase the log level for some events (based on a wildcard search) for a specific component using the Siebel CLI

Firstly, list them: “list evtloglvl %keyword% for comp component_name“ Finally, change the log level “change evtloglvl %keyword%=log_level for comp component_name“

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How to edit the Grub2 bootloader entries (used for some new linux distros, e.g. Ubuntu Karmic)

I used to edit the “/boot/grub/menu.lst”, that’s not the case in grub2: Firstly, you should edit the “/etc/default/grub” Next, run the “update-grub” command, that’s it 🙂

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How to change the default CPU governer (CPU Frequency) in Ubuntu Karmic (might work for other versions as well)

The problem is that no matter what, when I change the CPU governer using the “CPU Frequency Scaling” gnome applet in my Ubuntu Karmic, it always defaults to “ondemand”, I searched in some forums and finally developed a nice and … Continue reading

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How to change the gnome default keyring password in Ubuntu Karmic (may apply to other versions as well)

After I initially set it, I needed to change it so that it matches my login password: Open a terminal type “seahorse” Right-click on “Passwords: login” and click “change password” Type your old password and then your new one. Done! … Continue reading

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