caching

Roxen Webserver CMS 5.0 – A software to meet the needs of content creators

Roxen WebServer is a full-featured open-source web server distributed under the GPL license. It runs on a number of different operating systems including Windows, Linux, Solaris and Mac OS X. Some of the strong points of this server is: Open source code. A web-based interface for easy configuration and administration. The highly regarded Roxen graphics support [...]

Understanding Virtual Servers in Citrix NetScaler

A vserver represents one or more applications in a server farm. The vserver is a named NetScaler entity that external clients can use to access applications hosted on the servers. It is represented by an alphanumeric name, virtual IP address(VIP), port, and protocol. The name of the vserver is only of local significanceand is designed [...]

How to Monitor Cisco PIX or ASA Firewall caching statistics – Websense

If you have enabled caching on your Cisco security appliance, check URL cache statistics by entering the following command. sh url-cache stats The command shows the following information. Size - the size of the cache in kilobytes, which you set with the url-cache size option. Entries - the maximum number of cache entries, based on the cache size. In [...]

How to Run Remote Commands with SSH

The ssh program can  be used for monitoring remote hots. The system admin can also execute commands from his desktop which can be executed at remote servers. This is a cool facility of ssh. We can do much more on SSH. root@admin:~ # ssh root@www ‘df -h’ Filesystem Size Used Avail Use% Mounted on /dev/ubda 3.5G 2.1G [...]

How to clear the cache from memory in Linux System

I am having 4 gb of ram in my production systems. and normally after 24 hours my nagios gives warning for insufficient memmory. when we check systems ,it always shows the memory in cache. So we normally reboot the system to clear the cache from the memory till we find the following command. Linux Command [...]

How to Monitor MySQL’s performance

Here are some ideas, how you can monitor the database performance of your MySQL installation. Monitoring is always an iterative and continuous process. You need to learn what patterns are OK for your database and what are the signs of slight problems or even dangerous situations. Below are the main items you can use to [...]

How to check SafeSquid is running on server

SafeSquid is content-control software: software designed to control which websites users can access. It also provides caching, virus scanning, usage monitoring, bandwidth control, authentication, and other features.[1] SafeSquid is mainly used by schools, businesses, and value-added ISPs The following command will check the safesquid is running on the server Command ps waux | grep safesquid [...]

How to Install and Configure SafeSquid

The name SafeSquid®, suggests that it is built out of Squid. However that is not true! Squid is an excellent Caching Proxy server built by an entirely different team of people and maintained at http://www.squid-cache.org  SafeSquid was originally conceived as an add-on plug-in for Squid,  with a simple objective of merely enhancing the filtering capabilities [...]

What are the steps you can take to avoid “Deadlocks” in SQL?

Deadlocking occurs when two user processes have locks on separate objects and each process is trying to acquire a lock on the object that the other process has. When this happens, SQL Server identifies the problem and ends the deadlock by automatically choosing one process and aborting the other process, allowing the other process to [...]

How to Install and Configure the eAccelerator PHP cache on Apache

If you are looking for a way to speed up your PHP pages on Apache, this is the software you want to install. Huge performance gains can be had when using this software to precompile and cache your PHP pages, and it is very simple to install.

A Quick Guide To Install SUBVERSION

Subversion depends on a number of third party tools and libraries.Some of them are only required to run a Subversion server; others are necessary just for a Subversion client. This section explains what other tools and libraries will be required so that Subversion can be built with the set of features you want

How to Install and Configure Caching DNS on Fedora

BIND DNS are nameservers responsible basically for resolving domain names or hostnames into their equivalent IP addresses. Websites or domain names have their own equivalent IP addresses that are usually managed and provided by the same website firms. If somebody is browsing a website from his browser, this website is being resolved, looked up and [...]