Zend Optimizer and PHP 5.3.x

PHP files encoded with the zend engine for php version 2.5.x need to be recompiled to reflect changes in the 5.3.x interpreter, or will require reverting back to php 5.2.x.

APXS was not found, so mod_suphp will not be built!

APXS was not found, so mod_suphp will not be built!


The trick was running "./configure --with-apxs=/usr/bin/apxs2", then "make", "make test", "make install"

host multiple domain SSL certificates with one ip address

Ha! I finally think I found a way to host multiple domain SSL certificates using just 1 ip address. One glance at the website gives you a headache though. Apparently the trick is a module for apache called SNI? Whatever, as long as it works for what I'm trying to do... - http://wiki.apache.org/httpd/NameBasedSSLVHostsWithSNI

SparesMissing event on /dev/md0:server1

If you are getting emails from mdadm, like the one below:


This is an automatically generated mail message from mdadm
running on server1

A SparesMissing event had been detected on md device /dev/md0.

Faithfully yours, etc.

P.S. The /proc/mdstat file currently contains the following:

Personalities : [raid1]
md0 : active raid1 hda1[0] hdc1[1]
117788480 blocks [2/2] [UU]

unused devices:



the solution to the problem was to edit /etc/mdadm/mdadm.conf, and change spares=1 to spares=0

Hibernation on Windows 7 and Windows Vista

If you are curious on how to enable hibernation, check out this link.

Mac OS X on Windows

Ever wondered if you can install Mac OS X and run it outside of Apple hardware? Well, you can. I've found a wonderful tutorial on line that I can verify works correctly. Try it out yourself. :) - here

Amanda Linux backup utility

I highly recommend Amanda backup utility for linux. You can find more at http://www.amanda.org

Microsoft's Readyboost

I finally get a chance to utilize Microsoft's Readyboost feature. - http://en.wikipedia.org/wiki/Readyboost

Windows 7

I can't wait until Windows 7 comes released, and I'm able to purchase a new laptop with it......

It'll be here before I know it. :)

Setting up Bootlog for Debian

Edit file /etc/default/bootlogd


Change

# Run bootlogd at startup ?
BOOTLOGD_ENABLE=No

to

# Run bootlogd at startup ?
BOOTLOGD_ENABLE=Yes

Warning: SuexecUserGroup directive requires SUEXEC wrapper.

Apache is obviously complaining about suexec in the apache error logs. I finally found the solution.


apt-get install apache2-suexec

ntpd[3122]: kernel time sync error 0001

The solution to this problem is updating the kernel because of a newer ntpd version.

Upgrading Debian Etch to Debian Lenny

Ensure your Etch installation is up to date (aptitude update; aptitude dist-upgrade). Edit your /etc/apt/sources.list and change all non-local mentions of "etch" or "stable" to "lenny". aptitude update; aptitude install aptitude; aptitude safe-upgrade; aptitude full-upgrade.

warning: SASL authentication failure: cannot connect to saslauthd server: Permission denied

The solution to this problem is as follows:



adduser postfix sasl

updating debian / ubuntu

To update your debian/ubuntu system, you will need to run;

apt-get update


then


apt-get upgrade -y