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Author: Rumi

Hasan T. Emdad is an ICT Solution Architect, Project Manager with 12+ year expertise in HW selection, OS expertise on Linux and MS, Supervising Application SW on Pearl, Java, dot Net and PHP with DB experience of MySQL, Postgre, MS and Oracle. He was involved in setting up several Turn Key ICT including Telecom based projects on various government and autonomous bodies in the country. Developed more than 50 applications running with different operators and users. Managing a team of more than 10 in-house engineers and developers and manages an outsourcing team experts and contributors. Very recently engineered Public Key Infrastructure (PKI) on Enterperise and Root Certifying Authority and deployed scalable Cloud Computing and Managed Services. He has post graduated (MBA) from University of Dhaka, Bangladesh.

Suse Repository for CAS

Rumi, December 4, 2012December 4, 2012

Adding up OSS repository for CAS med and app server- Oss The main repository, open source software only. Version: 12.2http://download.opensuse.org/distribution/12.2/repo/oss/ Version: 12.1http://download.opensuse.org/distribution/12.1/repo/oss/ Version: 11.4http://download.opensuse.org/distribution/11.4/repo/oss/ Version: 11.3http://download.opensuse.org/distribution/11.3/repo/oss/ Version: 11.2http://download.opensuse.org/distribution/11.2/repo/oss/ Version: 11.1http://download.opensuse.org/distribution/11.1/repo/oss/ Version: 11.0http://download.opensuse.org/distribution/11.0/repo/oss/

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Install Webmin on Debian Linux

Rumi, November 25, 2012

If you are using the DEB version of webmin, first download the file from the downloads page , or run the command :wget http://prdownloads.sourceforge.net/webadmin/webmin_1.610_all.debthen run the command : dpkg –install webmin_1.610_all.deb The install will be done automatically to /usr/share/webmin, the administration username set toroot and the password to your current…

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আমাদের ডাঃ আতিউর রহমান

Rumi, November 22, 2012

আমার জন্ম জামালপুর জেলার এক অজপাড়াগাঁয়ে। ১৪ কিলোমিটার দূরের শহরে যেতে হতো পায়ে হেঁটে বা সাইকেলে চড়ে। পুরো গ্রামের মধ্যে একমাত্র মেট্রিক পাস ছিলেন আমার চাচা মফিজউদ্দিন। আমার বাবা একজন অতি দরিদ্র ভূমিহীন কৃষক। আমরা পাঁচ ভাই, তিন বোন। কোনরকমে খেয়ে না খেয়ে দিন কাটতো আমাদের। আমার দাদার আর্থিক অবস্থা…

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Using FastCGI with Nginx for Performance on a VM

Rumi, November 11, 2012November 11, 2012

This weekend I decided to play around with the configuration on my Rackspace Cloud Server. Since our various websites have been doing well lately, the relatively low-powered machine I am running on is starting to fill up its available RAM. So far so good but as everyone quickly learns –…

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PHP accelerator

Rumi, November 11, 2012

Even though compilation is very fast, it still has a resource and time cost, especially on high-traffic servers. We can improve our response times by more than 5x by pre-caching our compiled opcode for direct execution later. There are a few PHP accelerators which accomplish this for us: Xcache Xcache…

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Install Memcache

Rumi, November 11, 2012June 20, 2013

By default PHP loads and saves sessions to disk. Disk storage has a few problems: 1. Slow IO: Reading from disk is one of the most expensive operations an application can perform, aside from reading across a network. 2. Scale: If we add a second server, neither machine will be…

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Understanding Linux CPU Load

Rumi, November 10, 2012

You might be familiar with Linux load averages already. Load averages are the three numbers shown with the uptime and top commands – they look like this: load average: 0.09, 0.05, 0.01 Most people have an inkling of what the load averages mean: the three numbers represent averages over progressively…

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How to distribute root certificates as exe files

Rumi, November 1, 2012

We start by creating a folder. We call it cer_as_exe and here we put our root certificate that we want to distribute and a small installation script.  Our installation script is not that big. @echo off certutil -addstore -f -enterprise -user root %tmp%\root_ca.cer > NUL del /F %tmp%\root_ca.cer > NUL…

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Reset root Password for Redhat/CentOS/Sl Linux 5.x

Rumi, November 1, 2012November 1, 2012

You can log in using single-user mode and create a new root password. To enter single-user mode, reboot your computer. If you use the default boot loader, GRUB, you can enter single user mode by performing the following: At the boot loader menu, use the arrow keys to highlight the…

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First site with my son being a Father!

Rumi, October 27, 2012October 27, 2012

It was way back 2009- 14th of February- the day we became parents of "Tahmid Hasan Borno"… Picture was taken by Amin on his mobile phone-

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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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