Skip to content
Bots!
Bots!
  • About
    • Myself
    • আমার দোয়া
  • Bookmarks
    • Bookmarks
    • My OCI Bookmarks
    • Useful Proxmox Commands & Links
    • Learning Nano
    • Useful Sites
    • Useful Virtualbox Command
    • Useful MySQL Command
    • Useful Linux Command
    • BTT-CAS
  • Resources
    • Webinar on Cloud Adoption for Project Managers
  • Photos
  • Videos
  • Downloads
Bots!

Category: Configurations (Linux)

Convert disk GPT to MBR for Openfiler troubleshoot

Rumi, June 6, 2014

  On a Linux console, as root, run (replace /dev/sda with the identifier of your hard drive): parted /dev/sda parted> mklabel msdos parted> quit

Continue Reading

VBoxHeadless Running Virtual Machines With VirtualBox On A Headless CentOS 6x Server

Rumi, June 6, 2014

  Preliminary Note I have tested this on a CentOS 6.2 server (host system) with the IP address 192.168.0.100 where I’m logged in as a normal user (user name vbox in this example) instead of as root. If you only have a root account, but no normal user account, create…

Continue Reading

Yum Cache Clear command

Rumi, June 6, 2014

When a package is downloaded, installed and is removed there is a chance that the package may still be saved/stored in the yum’s cache. So to clean all the cached packages from the enabled repository cache directory, login as root and execute the following: yum clean packages To purge the…

Continue Reading

Set date/time permanently on Virtualbox Guest

Rumi, June 6, 2014October 5, 2019

First you need to ssh to the server and be root and then do these step by step: 1. Set the date/time as following format date -s “2 OCT 2013 18:00:00″ 2. Set the proper Timezone for your area- # cd /etc # ln -sf /usr/share/zoneinfo/EST localtime 3. Set it…

Continue Reading

LAMP on CentOS

Rumi, June 6, 2014September 8, 2016

Installing MySQL 5 To install MySQL, we do this: yum -y install mysql mysql-server Then we create the system startup links for MySQL (so that MySQL starts automatically whenever the system boots) and start the MySQL server: chkconfig –levels 235 mysqld on /etc/init.d/mysqld start Set passwords for the MySQL root…

Continue Reading

Update PHP 5.4 on Debian 6 Squeeze

Rumi, June 6, 2014

Set up Dotdeb First add Dotdeb to your Apt sources: sudo vim /etc/apt/sources.list /etc/apt/sources.list deb http://packages.dotdeb.org squeeze all deb-src http://packages.dotdeb.org squeeze all deb http://packages.dotdeb.org squeeze-php54 all deb-src http://packages.dotdeb.org squeeze-php54 all Save & Exit. Now go for the next-

Continue Reading

Reinstall Openssh server on Debian 6/7

Rumi, June 6, 2014

Linux: Debian / Ubuntu Linux Remove SSHD Server Type the following commands: # apt-get –purge remove openssh-server Now reinstall the openssh again using- # apt-get install openssh-server Voila Src: http://www.cyberciti.biz/faq/howto-unix-linux-remove-delete-opensshd-server/

Continue Reading

Reset root password in Centos/Redhat/SL linux

Rumi, June 6, 2014

1. Boot the system and when you see the following message “Press any key to enter the menu”, press any key. (You will see the list of available kernel versions.) 2. Press e in order to edit commands before booting. 3. Highlight the list item with vmlinuz in it by…

Continue Reading

Importing Big mysqldump with Progress Bar PV

Rumi, December 12, 2013

I am using CentOS 6.4 box, so it requires me to install EPEL repo at the first place: $ rpm -Uhv http://dl.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm Install pv using yum: $ yum install -y pv Installation done. Let the importing begin! $ pv /home/user/my_big_dump.sql | mysql -uroot -p For Ubuntu/Debian distribution intall PV using-…

Continue Reading

Installing Apache2, PHP5, MySQL and PHPMyadmin On Debian

Rumi, December 8, 2013

First we install MySQL 5 like this: apt-get install mysql-server mysql-client You will be asked to provide a password for the MySQL root user – this password is valid for the user root@localhost as well as root@server1.example.com, so we don't have to specify a MySQL root password manually later on:…

Continue Reading
  • Previous
  • 1
  • …
  • 54
  • 55
  • 56
  • …
  • 75
  • Next

Myself…

Hi, I am Hasan T. Emdad Rumi, an IT Project Manager & Consultant, Virtualization & Cloud Savvyfrom Dhaka, Bangladesh. I have prior experience in managing numerous local and international projects in the area of Telco VAS & NMC, National Data Center & PKI Naitonal Root and CA Infrastructure. Also engaged with several Offshore Software Development Team.

Worked with Orascom Telecom-Banglalink, Network Elites as VAS partner, BTRC, BTT (Turkey) , Mango Teleservices Limited and Access to Informaiton (A2I-UNDP)

Currently working at Oracle Corporation as Principal Technology Solution and Cloud Architect.

You can reach me [h.t.emdad at gmail.com] and I will be delighted to exchange my views.

Tags

Apache Bind Cacti CentOS CentOS 6 CentOS 7 Debain Debian Debian 10 Debian 11 Debian 12 DKIM Docker endian icinga iptables Jitsi LAMP Letsencrypt Linux Munin MySQL Nagios Nextcloud NFS nginx pfsense php Postfix powerdns Proxmox RDP SSH SSL Ubuntu Ubuntu 16 Ubuntu 18 Ubuntu 20 Varnish virtualbox vpn Webmin Windows 10 XCP-NG zimbra

Topics

Recent Posts

  • Updated Repository of Debian 10 (Aug 2025) September 5, 2025
  • Deploye Minio using docker September 5, 2025
  • Install valkey ubuntu 22.04 August 30, 2025
  • MinIO with Let’s Encrypt SSL on Debian 12 – Step-by-Step Configuration August 1, 2025
  • How to Set Windows File Associations to Open .JNLP Files July 28, 2025
  • Removing CEPH from Proxmox Cluster July 23, 2025
  • Install Jitsi on Ubuntu 22.04 / 22.10 April 30, 2025
  • Key Lessons in life April 26, 2025
  • Create Proxmox Backup Server (PBS) on Debian 12 April 19, 2025
  • Add Physical Drive in Proxmox VM Guest April 19, 2025

Archives

Top Posts & Pages

  • Updated Repository of Debian 10 (Aug 2025)
©2025 Bots! | WordPress Theme by SuperbThemes