galera cluster splitbrain fix

SET GLOBAL wsrep_provider_options="pc.bootstrap=1";

mysqldump

mkdir  -p  /root/.save;
mysql  -BNe 'SHOW DATABASES'  |  while read db;  do \
    echo "- $db -"; mysqldump $db > /root/.save/$db-$(date +%FT%T).sql; \
done

Static Site Generators

Static Site Generators

The definitive listing of Static Site Generators — all 389 of them!

staticsitegenerators.net

A Memory Comparison of Light Linux Desktops

A Memory Comparison of Light Linux Desktops https://l3net.wordpress.com/2013/03/17/a-memory-comparison-of-light-linux-desktops/

The 10 Biggest Social Networks Worldwide | SocialTimes

The 10 Biggest Social Networks Worldwide | SocialTimes

RabbitMQ tcp ports

tcp ipv4 port: 5672

tcp ipv6 port: 5672

DRBD полезные ссылки

Решение некоторых проблем в DRBD
Репликация дисков по сети с помощью DRBD