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Servers & Storage Feed

Sun Servers and Storage, Solaris, Oracle Linux, Red Hat Linux, Oracle VM for x86, Oracle VDI and Virtualization resources, news, and support articles.

How to optimize JPEG images

table, th, td { border: 1px solid white; border-collapse: collapse; } th,td { padding: 15px; } Poor load time degrades the user's experience of a web page. For a web page containing large images, optimizing images can significantly improve the load time performance which leads to better user experience. Moreover, if a web site is hosted on a cloud service which charges for cloud storage, compressing images can be financially worthwhile.

Millions of Google passwords leaked online; check if yours is safe

A database containing about 4.93 million usernames and passwords of Google accounts was posted on a Russian Bitcoin security forum.

Configuring mod_dumpio with apache2 in Ubuntu

 mod_dumpio allows for the logging of all input received by Apache and/or all output sent by Apache to be logged (dumped) to the error.log file.
The data logging is done right after SSL decoding (for input) and right before SSL encoding (for output). As can be expected, this can produce extreme volumes of data, and should only be used when debugging problems.
To configure mod_dumpio you need to enable dump_io.
$ sudo a2enmod dump_io
Next add below mentioned 3 lines in /etc/apache2/apache2.conf

How to clear swap space – Ubuntu/Linux

 
To clear swap space in Ubuntu/Linux we need to use swapoff command as shown below:
$ swapoff -a
Above command will turn of swap completely.
Before running swapoff command you need to have enough free RAM available, since swapoff command will move all swap data to RAM.
If you wont have enough free RAM this command may make your system unstable.
Again to turn on swap you need to use swapon command ash shown below:

Introduction to Puppet

Hi Everyone,I have started writing something about puppet, which is an open source configuration management utility. It runs on mostly all Unix/Linux flavors as well as on Microsoft Windows. Its still in progress, Please go ahead and read that out.Puppet AdministrationURL: puppetlov3r.blogspot.inThanks,Sunny

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