Here’s a quick step-by-step guide in removing an LVM Filesystem.

1.Verify no one is on the filesystem
# fuser -cu <mountpoint>

2.Note the logical volume name and volume group
# bdf <mountpoint>

3.Unmount the file system
# umount <mountpoint>

4.Verify it …

Starting today, I will be doing  Incident Management. This is not because I was demoted, it is more of giving a chance for other people in the team to experience handling Change Management.

Anyway, there was a critical incident regarding a …

When I started in UNIX, I really fancy cheat sheets, as they give quick reference to the most useful commands. They are helpful to both new and experienced administrators.

Even the most experienced UNIX system administrators forget their commands, sometimes even …

This week, DLSU or LaSalle released their entrance exam results for hoping freshmen applicants for 2009. You would need to supply a reference number and both your first name and last name in order to check application status. Few years …

Here in the office, we are all talking about how cold the weather it is today. This is unusual as I dont remember being this cold last year. A weather specialist in PAGASA said that the coming of the northwest …

Geez, it’s a Saturday here in the Philippines and I have to work. Most of the Ayala employees are still enjoying their vacation till Monday. They’re lucky ‘coz most of them aren’t from IT department. Anyway, what’s good is that …

Sometimes we need to tune HP Unix configurable kernel parameters to fit specific system needs, resulting in better performance or more effective allocation of resources.

There are two types of kernel parameter. These are Static and Dynamic. Static parameters will …

System administrators will often reboot their boxes because of certain need like patch installation and kernel parameter change. Below is a guide to properly shutdown and reboot the system.

THE PRE-WORK

1. Get important system information:

Common Information needed
# hostname
# date
# …

We were about to go to SM Megamall to do our last minute shopping when I noticed that our vehicle is under the coding for that day. So what, holidays naman …

We had a small drinking spree in my place with some of the old and new systems engineers I knew from work. We didn’t arrive in the place at the same …