what the blog?

{upgrade in progress..}


MySQL multiple instance on CentOS howto

Create new database instance on new destination

auxpropfunc error no mechanism available errors

Overview Once you configured Postfix + MySQL + Courier imap + SASL SMTP Auth, And you configured SASL with using courier auth daemon as the following config. /usr/lib/sasl2/smtpd.conf You may notice there have a error message when every smtp attempt. Solution Remove SASL sql package, because you don’t need it while you configured to use […]


Samba 3.4.6 RPM for CentOS 5.4 x86_64

Complied on CentOS 5.4 x86_64 using http://www.samba.org/samba/ftp/stable/samba-3.4.6.tar.gz without customization. md5: 1a43369d6e9dd8c24b3c24c2c51f9527 md5: 5f2f6eda1faa6c835657cc48f4889cd4 md5: 50af881f6a96c3bbe22e05bef32d981b md5: 6c1b8a214fd81bb2f07167a48056b306 md5: 59310246c7eb38e96e9718266c551d9b md5: ac2f6550ae8fbef4f28cd8b4f3247084

MS Document with Samba Changes Owner of File

When user B saves a MS document that is owned by user A, the updated file is now owned by user B, and user B saves the file again, the permission reset to owen read only. How do I fix this? These two settings will ensure that all directories and files that get created in […]


Performance tuning on Apache, PHP, MySQL, WordPress v1.1 – Updated

Introduction This tutorial is covering the web server performance tunings on MySQL, PHP and Apache, WordPress and BuddyPress or general web hosting purpose, the tuning example is based on CentOS 5. The key of the following performance tuning is focus on memory and caching, most of people host a web site or forum or blog […]

Add a cron job in a command line

As you familiar with UNIX cron with crontab -e when you going to add a new schedule cron job.. do you ever tried to add a cron job up to 100 machine? Simply to use pipe-in with crontab -l to regenerate the crontab. Here you are Easy?!

Remove IBM HTTP Server Manually

There are two ways how to uninstall IBM HTTP Server. Automatically by running this command: /opt/IBM/HTTPServer/uninstall/uninstall Or Manually only removing the /opt/IBM/HTTPServer directory is not enough. You have to also remove the file /opt/.ibm/.nif/.nifregistry (please, backup the file first, as it will remove other installed IBM websphere family product. /opt/.ibm/.nif/.nifregistry

If you have performance issue with WordPress/BuddyPress

Story: Recently, I have time to investigate on my servers memory usage, I found that most of wordpress running site was taken about 20MB to 30MB memory, and the buddypress site is 60MB (WHAO!). Actually, it still not yet hit the bottleneck what i seen in daily, becoz they’re not busy site, but somewhat when […]

Fatal error: Call to undefined function griffin_pagination() in /u01/mydream.com.hk/wwwroot/blog/wp-content/themes/griffin/index.php on line 23