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Category: Administrations

How to clear the yum cache

Rumi, October 20, 2013

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…

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Resetting CentOS 5 Root Password

Rumi, October 7, 2013

If you have forgotten the root password it is possible to set a new one as follows: Interrupt the boot at the GRUB stage and boot to runlevel 1, AKA single user mode. Interrupt GRUB by typing a character such as "space" then append to the kernel line by typing…

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Configure NFS shares in Openfiler

Rumi, July 13, 2013

In this article I’ll explain how-to configure a NFS share in Openfiler and then add it as a datastore to your vSphere servers. I’ll take for granted that you already have an Openfiler server up and running. 1 – Enable NFS service As always point your browser to https://<openfiler_address&gt;:446, login…

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Install Openmediavault On Debian Squeeze

Rumi, May 26, 2013May 26, 2013

Introduction This guide is for people that have used the Debian Squeeze Standard Installation or Debian Squeeze Gnome Installation guide to install Debian onto their microserver. If you're looking to install OpenMediaVault as a standalone system then see install OpenMediaVault instead. Prerequisites Debian Squeeze installed on your microserver Installation Configuring…

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Setup Software RAID for Windows Server 2003

Rumi, May 26, 2013May 26, 2013

Please make sure before this installation, you will need 2 identical hard disk with same space connected to the server. But the truth is, you don’t need to same hard disk with the same space amount, but as long as you partitioned the space equally then it would be good…

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CentOS Software Raid-1

Rumi, May 26, 2013May 26, 2013

Below are the steps on how to do the software RAID continuing from the hard disk partitioning section:   -1) Upon entering the partitioning review, it should looks like this:     2) Next is to delete every partition and left with only free space for both hard disk. It…

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Creating Software RAID-1 in Debian/Ubuntu

Rumi, May 26, 2013May 26, 2013

Below are the steps on how to configure the Software RAID:   1) Select the Manual for the Partitioning Method:     2) On this screen, it will show you the available hard disk for the installation. Make sure both hard disks are visible. Now select the first hard disk…

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Install Openmediavault On Debian Squeeze

Rumi, May 16, 2013May 16, 2013

OpenMediaVault is the next generation network attached storage (NAS) solution based on Debian Linux. It contains services like SSH, (S)FTP, SMB/CIFS, DAAP media server, RSync, BitTorrent client and many more. Thanks to the modular design of the framework it can be enhanced via plugins. Prerequisites Debian Squeeze installed on your…

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Creating an Ubuntu Router

Rumi, May 16, 2013

Step 1 The setup Here is your Ubuntu serve box with two interfaces, eth0————-Internet eth2————-Internal Note: Your Internet is running using eth0. Step1: Install DHCP Server #apt-get install dhcp3-server

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Install Openfiler from USB

Rumi, April 24, 2013

The problem we have now is our storage server has no optical drive and we do not have any external optical drive available here in office. Alternatively, we can use USB stick drive and make sure our server are able to boot from USB. Server: DELL PowerEdge R510 OS version:…

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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.

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