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apiVersion: v1 | |
kind: ConfigMap | |
metadata: | |
name: example | |
namespace: default | |
data: | |
APPLICATION_HOST: example.com | |
LANG: en_US.UTF-8 | |
PIDFILE: /tmp/server.pid | |
PORT: "3000" |
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INSTALL JAVA | |
$ sudo apt-get update && sudo apt-get install default-jre | |
INSTALL ELASTIC SEARCH https://www.elastic.co/guide/en/elasticsearch/reference/current/setup-repositories.html | |
$ wget -qO - https://packages.elastic.co/GPG-KEY-elasticsearch | sudo apt-key add - | |
$ echo "deb https://packages.elastic.co/elasticsearch/2.x/debian stable main" | sudo tee -a /etc/apt/sources.list.d/elasticsearch-2.x.list | |
$ sudo apt-get update && sudo apt-get install elasticsearch | |
$ sudo update-rc.d elasticsearch defaults 95 10 | |
$ sudo service elasticsearch restart | |
$ sudo service elasticsearch status |
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upstream myapp_puma { | |
server unix:/tmp/myapp_puma.sock fail_timeout=0; | |
} | |
# for redirecting to https version of the site | |
server { | |
listen 80; | |
rewrite ^(.*) https://$host$1 permanent; | |
} | |
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# Install Ruby | |
wget http://ftp.ruby-lang.org/pub/ruby/2.1/ruby-2.1.1.tar.gz | |
tar xvzf ruby-2.1.1.tar.gz | |
cd ruby-2.1.1 | |
./configure --prefix=/usr | |
make | |
make install | |
# remove "ruby-2.1.1" folder in /root |
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# References: | |
# http://blog.mixu.net/2011/08/13/nginx-websockets-ssl-and-socket-io-deployment/ | |
# http://blog.exceliance.fr/2012/09/10/how-to-get-ssl-with-haproxy-getting-rid-of-stunnel-stud-nginx-or-pound/ | |
# | |
global | |
nbproc 2 | |
maxconn 16384 | |
defaults |
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Latency Comparison Numbers (~2012) | |
---------------------------------- | |
L1 cache reference 0.5 ns | |
Branch mispredict 5 ns | |
L2 cache reference 7 ns 14x L1 cache | |
Mutex lock/unlock 25 ns | |
Main memory reference 100 ns 20x L2 cache, 200x L1 cache | |
Compress 1K bytes with Zippy 3,000 ns 3 us | |
Send 1K bytes over 1 Gbps network 10,000 ns 10 us | |
Read 4K randomly from SSD* 150,000 ns 150 us ~1GB/sec SSD |
This is a simple way to backup your MySQL tables to Amazon S3 for a nightly backup - this is all to be done on your server :-)
Sister Document - Restore MySQL from Amazon S3 - read that next
this is for Centos 5.6, see http://s3tools.org/repositories for other systems like ubuntu etc
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#! /usr/bin/env python | |
import redis | |
import random | |
import pylibmc | |
import sys | |
r = redis.Redis(host = 'localhost', port = 6389) | |
mc = pylibmc.Client(['localhost:11222']) |