From e020ebdda8eec1752a9cbb6ae8344812effc55fd Mon Sep 17 00:00:00 2001 From: Jeff Atwood Date: Mon, 22 Jul 2013 23:33:11 -0700 Subject: [PATCH] make redis update section match nginx update section --- docs/INSTALL-ubuntu.md | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/docs/INSTALL-ubuntu.md b/docs/INSTALL-ubuntu.md index 81455a56d5a..96277753e6c 100644 --- a/docs/INSTALL-ubuntu.md +++ b/docs/INSTALL-ubuntu.md @@ -51,7 +51,11 @@ Install necessary packages: # Run these commands as your normal login (e.g. "michael") sudo apt-get -y install build-essential libssl-dev libyaml-dev git libtool libxslt-dev libxml2-dev libpq-dev gawk curl pngcrush -## Install latest stable redis, package in distro may be a bit old +## Caching: Redis + +Redis is a networked, in memory key-value store cache. Without the Redis caching layer, we'd have to go to the database a lot more often for common information and the site would be slower as a result. + +Be sure to install the latest stable Redis, as the package in the distro may be a bit old: sudo add-apt-repository ppa:rwky/redis sudo apt-get update