Converting To Linux Dr. Randy Appleton

About the Talk I assume you already run windows. I assume you already have heard of Linux. I assume you’re not a Linux expert. Some of this is opinion.

Do People Convert? Italian school district converts 2,400. Dreamworks has 1,500 desktops and 3,500 servers. French Ministry of Agriculture converted 500 servers. Lots of examples

Definition Distribution – Linux packaged with lots of apps and support. –RedHat –Ubuntu –Lots of others

Reasons to Convert Linux is free –Don’t need to go to the store. –Don’t need to pay. –Don’t need to check for compliance. –Don’t need to check for employee’s compliance. –And you don’t have to pay for MS Office!

Reasons to Convert Linux is free –Can hand it out to workers. –Can hand it out to friends. –Can hand it to anyone.

Reasons to Convert Better Security –Linux is virus free. –Linux is IE free. –Linux does not get virii Mostly …

Reasons to Convert Lots of applications –OpenOffice Word, Excel, Powerpoint, etc. –MySQL –GAIM –MP3 players –Everything …Pre-installed.

Reasons to Convert Easier Install. –Apps and OS install at the same time no Office disks. –Everything works out of the box. –Laptop’s work generally. –Windows come pre-installed on the hardware.

Reasons to Convert Linux can be locked down –Keep non-technical people from trying to admin their machine. –Has a kiosk mode. –Each admin can handle more desktops.

Reasons to Convert Linux is smaller than Windows –Damn Small Linux is 40MB total. Linux on a stick! –Ubuntu is one CD-ROM including OpenOffice. –RedHat is 4 CD-ROMs including OpenOffice. –Works better on cheaper hardware too.

Reasons to Convert Linux can remote boot easily. –Bunch of dumb clients. –One server. –Clients come and go … no one cares. –Easy admin for large homogenous groups. Workers Kiosk

Reasons to Convert Change is coming –Don’t convert to Vista or Windows 7 –Convert to Linux

Things Linux Does Better Linux is better at networking –Can access every type of file system I’ve ever heard of. (e.g. Samba) –Can access your desktop remotely (built in). –Can access your command line remotely (built in). –Has lots of utilities built in (traceroute, ethereal, etc.) –Free firewalling and routing.

Things Linux Does Better Can Admin from Home! –Really –Truly –Generally –Already installed

Things Linux Does Better Linux is a better server –Handle huge volumes on archaic machines. –Check for spam –Check for virii –Keep logs –All free

Things Linux Does Better Web Serving –Apache comes installed –PHP, Python, Perl, MYSQL come installed. –Log analyzers come installed. –All free

Things Linux Does Better Better online support (IMHO). –Web Pages –Newsgroups –Etc. There is a social network too –But Windows has a better one.

Things Linux Does Better Contracted support options –Lots of options for each distribution 21 for Ubuntu in USA Service from $40 to $thousands from Canonical.

Reasons to Stay With Windows Everyone knows windows. –Reduces training costs –Admins can be cheaper to hire Some people hate computers and hate change. –But everyone can change if needed.

Reasons to Stay With Windows Office is compatible with itself. –OpenOffice is pretty close. –Newer OpenOffice is pretty close indeed. –But it’s not perfect.

Reasons to Stay With Windows Windows has every possible app, Linux does not. –Financial apps –Vendor supplied apps –Special web sites (FEMA) –Can dual boot, run Wine, etc.

Reasons to Stay With Windows You already know Windows –But you want to learn –And you like to learn –And it’s better for your resume

Converting Strategies Convert all at once. –Works best for small groups. –Convert yourself. –Test. –Come in over the weekend. –Convert everyone. –Fix problems as they arise. –Don’t screw it up; get everyone on board.

How To Convert Convert gradually. –Convert yourself. –Test –Carefully pick a person or small group. –Convert them. –Wait for things to settle. –Repeat.

How To Convert Convert Gradually (cont). –Your hope is to get internal champions. –You will need to manage both systems for a while.

How To Convert Convert the servers, but not the clients – , file, print, identity servers. –Get a machine (even a cheap one). –Install software and test outside of production. –Swap it with the original server. –Low hassle. –Possibly most bang for the buck. –Need to learn to systems.

How to Convert Gradual Approach –Convert yourself –Convert a server or two –Convert an interest tech-oriented person. –Keep converting. –Works well

What I Chose Our department runs on two Linux servers. My work desktop is a Linux client. My laptop dual boots. Our Tivo runs Linux. Our Linksys runs Linux. My home machine runs Windows  –Came pre-installed –Runs AOL –Runs kids games

Testing Linux vs Windows Lenovo ThinkPad R60 Series 9457-Y3P (2007 model) –Intel Core Duo T2300 (1.66 GHz) –1 GB 667 MHz PC DDR2 SDRAM –80 GB SATA Hard Drive 5400rpm –CD-RW/DVD-RW –10/100/1000 Gigabit Ethernet

Windows Install 21 Minutes 22 Minutes 23 Minutes 22 Minutes Average Time: 22.0 Minutes Ubuntu Install 21 Minutes 20 Minutes 18 Minutes 19 Minutes 24 Minutes Average Time: 20.4 Minutes Ubuntu includes lots of other software.

Windows XP: Over an hour 4 Reboots Ubuntu: 9 Minutes 1 Reboot (at the end and only due to kernel update) Windows XP updated from no SP Even with SP2 install, still takes much longer than Ubuntu

Windows XP: 150 Seconds 149 Seconds 150 Seconds 149 Seconds Average: Seconds Ubuntu: 134 Seconds 133 Seconds 134 Seconds Average: Seconds Using 2GB jump drive on USB 2.0 Incorrect error: Full Jump Drive gives “Bad Parameter Error”

Windows To Windows 22.9 MBps 20.3 MBps 18.7 MBps 22.2 MBps 15.1 MBps Average: MBps Between Windows and Ubuntu 14.5 MBps 16.2 MBps 19.2 MBps 18.2 MBps 19.2 MBps Average: MBps Ubuntu To Ubuntu 25.4 MBps 23.7 MBps 22.2 MBps 35.6 MBps 39.5 MBps Average: MBps Tested between Ubuntu and Windows, and Windows and Ubuntu. Times were comparable.

Any questions?