GParted Tutorial: Expanding root partition when LVM is not available
Category Archives: Linux
Getting MD5 and SHA-1 Hash Values On Linux, AIX, and Windows
Hashing is one of the most useful practices a sysadmin can employ. I think too many sysadmins do not use this as a regular part of their everyday work. Even a home user on a windows box can utilize hashing to save yourself a lot of headache! Quick tutorial how … Continue reading
How To Encrypt A Filesystem On Redhat 6.4/Centos 6.4 Linux (FIPS or NO FIPS)
Quick tutorial on how to encrypt a filesystem (at the device level) on Redhat 6.4 a.k.a. CentOS 6.4 a.k.a. Oracle Linux 6.4. This is a three step process: 1) enable FIPS (if desired), 2) encrypt filesystem, and 3) automated mount if desired. I put this guide together because at first … Continue reading
Quickie tutorial: ulimit, soft limits, hard limits, soft stack, hard stack
Building A Two Node SLES11 SP2 Linux Cluster On VMware
Reducing Filesystem FS Size and LVM Size in Linux
My New Year’s Resolutions: 2014 a.k.a. The Year Of Adventure!
Sure sure, it’s already February, and the year is already about 10% of the year over already, but that doesn’t mean I can’t still squeeze these in. Some is better than none! If you know me, you know I love themes. For 2013, I had the idea of “Rebirth” as … Continue reading
My New Year’s Resolutions: Grading 2013
Sure sure, it’s already February, and the year is already about 10% of the year over already, but that doesn’t mean I can’t still squeeze these in. Some is better than none! And as a birthday present to myself (February 13), I finally finished these New Year Resolution blog posts … Continue reading
The Magic Of Hash (And I Mean Of The MD5 and SHA-1 Vintage)
Hashing is one of the most useful practices a sysadmin can employ. I think too many sysadmins do not use this as a regular part of their everyday work. While there are security concerns that go with hashing for verification purposes, once you understand what it does you’ll find there … Continue reading
Windows Can’t Boot? Need To Recover Files? Clonezilla To The Rescue!
Clonezilla is a free imaging tool. That already rocks in itself. However, Clonezilla is based on a mini linux kernel (Debian based) which features shell access among many other things. (Clonezilla official site) Plus, as an imaging tool, a variety of raid card drivers and hard drive drivers are included. … Continue reading