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'''Varnish''' is a webcache & http accelerator.  Varnish will either serve cached content, or retireve content from the server, and cache it.  Varnish will reduce I/O pressure from webservers.
 
'''Varnish''' is a webcache & http accelerator.  Varnish will either serve cached content, or retireve content from the server, and cache it.  Varnish will reduce I/O pressure from webservers.

Revision as of 04:04, June 27, 2014

www-servers/varnish


Source Repository:Gentoo Portage Tree

Summary: Varnish is a state-of-the-art, high-performance HTTP accelerator

Use Flags

tools
Build additional tools: varnishhist, varnishstat, varnishtop, varnishsizes
jemalloc
Use dev-libs/jemalloc for allocations

Varnish

Varnish is a webcache & http accelerator. Varnish will either serve cached content, or retireve content from the server, and cache it. Varnish will reduce I/O pressure from webservers.

Install

Emerge

Install Varnish

#www-servers/varnish

Configuration

Configuration is controlled by /etc/varnish/default.vcl

/etc/varnish/default.vcl: varnish configuration file
# backend default {
#     .host = "127.0.0.1";
#     .port = "8080";
# }

Any traffic pointed at port 8080 will be through varnish.

BootService

To start varnish immediately:

#rc-service varnishd start

To start varnish at boot:

#rc-update add varnishd default

Verification

To verify that your traffic is going through varnish.

$curl -I https://www.varnish-cache.org/