configure iRedadmin

Read on install iredmail on debian ubuntu

1. แก้ไข Time/Zone SOGo
#chmod +w /etc/sogo/sogo.conf
#vim /etc/sogo/sogo.conf

SOGoTimeZone = "Asia/Bangkok";

#chmod -w /etc/sogo/sogo.conf

2. configure SSL

Installing TLS Certificate in Postfix and Dovecot

ปรับค่า Path SSL

Ref: topic 8813-iredmail-support-timezone

set up monitor system resource user on ubuntu

sudo add-apt-repository ppa:indicator-multiload/stable-daily
sudo apt-get update
sudo apt-get install indicator-multiload

Ref: easily-monitor-system-resource-usage-linux

Stacer ubuntu system optimizer

--------------- On Ubuntu 64-bit --------------- 
$ wget https://github.com/oguzhaninan/Stacer/releases/download/v1.0.4/Stacer_1.0.4_amd64.deb
$ sudo dpkg --install Stacer_1.0.4_amd64.deb
$ Stacer

Ref:stacer-ubuntu-system-optimizer