varnish web accelerator

-
Varnish web application accelerator homepage: https://www.varnish-cache.org

Install the Varnish YUM Repository

# rpm -Uvh http://repo.varnish-cache.org/redhat/varnish-3.0/el5/noarch/varnish-release-3.0-1.noarch.rpm

Install Varnish web accelerator

# yum install varnish

Enable Varnish web accelerator at startup

# chkconfig varnish on

Basic default.vcl

# vi /etc/varnish/default.vcl 
1
2
3
4
5
6
7
8
9
10

# This is a basic VCL configuration file for varnish.  See the vcl(7)
# man page for details on VCL syntax and semantics.
#
# Default backend definition.  Set this to point to your content
# server.
#
backend default {
  .host = "127.0.0.1";
  .port = "80";
}

Start Varnish web accelerator

# service varnish start
You will now have a basic Varnish web accelerator running on port 8080

Top 5 Varnish commands

varnishstat
Provides all the info you need to spot cache misses and errors.
varnishhist
Provides a histogram view of cache hits/misses
varnishlog
Provides detailed information on requests.
varnishtop
The varnishtop utility reads varnishd shared memory logs and presents a continuously updated list of the most commonly occurring log entries.
varnishadm
Command-line varnish administration used to reload vcl and purge urls.

http://www.how2centos.com/install-varnish-centos-6/

Comments

Post a Comment

Popular posts from this blog

Black screen after logging in on Windows 2012 R2 using domain credentials on remote desktop connection

-
https://support.microsoft.com/en-us/kb/970879 Blank Desktop on Windows Vista or Windows Server 2008  Email  Print Source:  Microsoft Support RAPID PUBLISHING RAPID PUBLISHING ARTICLES PROVIDE INFORMATION DIRECTLY FROM WITHIN THE MICROSOFT SUPPORT ORGANIZATION. THE INFORMATION CONTAINED HEREIN IS CREATED IN RESPONSE TO EMERGING OR UNIQUE TOPICS, OR IS INTENDED SUPPLEMENT OTHER KNOWLEDGE BASE INFORMATION. Symptom After logging on to a Windows Vista or Windows Server 2008 computer, you are presented with a blank screen with no Start Menu, shortcuts, or icons. If you reboot and use F8 to boot to Safe Mode with Networking, you will see your normal desktop.  You may see the following events in the Application log:  Log Name: Application  Source: Microsoft-Windows-Winlogon  Event ID: 4006  Level: Warning  User: N/A  Computer: M1.Contoso.com  Description:  The Windows logon process has failed to spawn a user application. Application name: . Command line parameters:
Read more

Client denied by server configuration error

-
Client denied by server configuration error in Apache. Wed, 01/23/2008 - 00:33 — artur Just in case if somebody else has a similar problem and can't get the Apache server working as expected. I have tried to setup proxy_mod under apache to forward HTTP traffic from AJAX Jabber client to the Bosh component running on Tigase server. It was working fine for a long time on my Gentoo server. I have recently wanted to run more tests on a separate machine and had this problem. It was a system based on the Debian distribution and the proxy_mod didn't want to work at all displaying the error message in a log file: [error] [client ::1] client denied by server configuration: proxy:http://127.0.0.1:5280/xmpp/ , referer: http://localhost/F5A379CEC35AEBCC5FFA11BA8A33CD02.cache.html All you need to do is to modify proxy.conf file for your Apache2 installation and setup proper permissions. By default the proxy is disabled for all. In my case I had to enable it just f
Read more

Water Wonder Resort

-
Image
Water Wonder Resort Location: Inarawan Antipolo City To go here from Cubao Gateway Side - Ride Jeep or Fx going to Padilla ask the driver you are going to Water Wonder Resort. From there you can take a tricycle. Best days to go here are not April or May since there are many people going here from Antipolo Area Earn money register free!
Read more