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Linux4Biz by Fethi Amara: Powered by: Gulf Computers L.L.C
© Gulf Computers L.L.C. 2 Table of Contents What is Open Source Software (OSS) What is Linux? Who is using OSS for business today? Why consider Linux for your company's computer? Selecting server platforms: case study Gulf Computers solution
© Gulf Computers L.L.C. 3 What is Open Source Software (OSS) Source code is available (under a particular license) Emacs, Apache, Sendmail, Bind, Linux… OS Cost Model compared to Traditional Commercial Off-The-Shelf (COTS)
© Gulf Computers L.L.C. 4 What is Open Source Software (OSS)… Benefits of OSS Compared to Traditional COTS Extensive technical expertise High level of software efficiency Rapid release rate of OSS Code re-use reduces development time Indefinite lifetime of OSS Based on open standards and high degree of interoperability.
© Gulf Computers L.L.C. 5 What is Open Source Software (OSS)… What is today’s user choice? Windows/Mac: choice of applications and ease of use Unix: performance, availability, quality, security, brand/reputation, support. Linux: low price and reliability
© Gulf Computers L.L.C. 6 What is Linux? Linus Torvalds in 1991 (University of Helsinki, Finland) Version 1.0 in 1994 Official mascot: the Linux Penguin 18 million users worldwide as of June 2003
© Gulf Computers L.L.C. 7 What is Linux? What does it do? What does it run on? Intel’s, Motorola (Mac), Sparc (Sun), Risc (IBM), MIPS (SGI), even IBM 3/90, Xbox and PDAs How big it is? Linux: 1.5 million lines of code. Windows 2000: over 38 million loc.
© Gulf Computers L.L.C. 8 What is Linux? What desktop environment? KDE, GNOME (User choice) Customizable (skin download): Windows, MacOS, BeOS look and feel What applications? Everything!:Server apps, Desktop apps, games… What it is used for today? Web servers, file and printing servers
© Gulf Computers L.L.C. 9 What is Linux? What is good for? Mission critical apps Clustering (Linux Supercomputer) Who is maintaining it? Kernel maintained by Linus Torvalds GUI not singularly maintained How many distributions? Over 200! Red Hat, SuSE, Caldera, Debian, Mandrake, …
© Gulf Computers L.L.C. 10 What is Linux? So what’s is the bad news? Modems Scanners Can Linux run Windows software? How much does it cost ;-) ?
© Gulf Computers L.L.C. 11 Who is using OSS for business today? Web servers (as of June 2003, 40 million web sites worldwide. Source: Webserver%Change % Apache Microsoft IIS SunONE
© Gulf Computers L.L.C. 12 Who is using Linux for business today? (These results were obtained from an InformationWeek survey of 300 IT managers in May 2002): About 26 percent of companies currently use Linux 80% companies that run Linux use it to serve Web pages Nearly 60% use it for application development just 11% use it in supercomputer clusters
© Gulf Computers L.L.C. 13 Who is using Linux for business today?
© Gulf Computers L.L.C. 14 Who is using Linux for business today?
© Gulf Computers L.L.C. 15 Who is using OSS for business today? U.S.: NASA, Google, ISPs, Web servers, France: e-Government, ISPs, France Telecom, Web servers Germany: Federal Government, ISP, Web servers Spain, Korea, Brazil, etc…
© Gulf Computers L.L.C. 16 Who is using Linux for business today? Satisfaction with Linux: 99% of companies running it report some level of satisfaction 84% say they're extremely satisfied Usage is growing 85% of managers running Linux will buy more Linux 44% of managers running Windows will buy more Windows 13 % of managers running Unix will buy more Unix
© Gulf Computers L.L.C. 17 Who is using Linux for business today? OS business model will result in a 20% savings in the IT server budget (GartnerGroup ) The total cost of running Linux is about the same as NT, Unix, or anything else (Computerworld)
© Gulf Computers L.L.C. 18 Who is using Linux for business today? Open vs Closed source decision is based on three factors: 1.Costs 2.Benefits (e.g. performance); 3.More intangible criteria (e.g., quality of peer support).
© Gulf Computers L.L.C. 19 Why consider Linux for your company's computer? Windows (--) Cost (Rental Model, shelfware) Slow bug fixing/support Security/vulnerability Lack in the Remote Admin Linux (++) Cost (you pay only for what you need) Security Stability Reliability Licensing
© Gulf Computers L.L.C. 20 Why consider Linux for your company's computer Benefits- Dramatic Cost Reduction GNU General Public License (GPL) or similar Linux: free for download, or set of CD's ($10 to $180) Free license of office suite, Free license DB, Free license of server software (file/printer sharing, web servers, etc), Reasonably priced commercial software, Free license of software development environments (including language compilers)
© Gulf Computers L.L.C. 21 Why consider Linux for your company's computer Benefits- Security Linux is a very secure OS. Comes with firewall software Programmers around the world are trying to find holes When one is found it is fixed immediately Linux has avoided almost all major viruses, worms, and Trojan horses (Nimda, Code Red,…)
© Gulf Computers L.L.C. 22 Why consider Linux for your company's computer Benefits- Stability Linux community is committed to it's stability Linux is built with the Unix philosophy: keep modules small and simple make sure it is stable every step of the way Linux is separate from what runs on top of it Windowing system is not part of Linux Tired of rebooting (ctrl-alt-delete) Even if you pull the plug on your computer, your files are safe
© Gulf Computers L.L.C. 23 Why consider Linux for your company's computer Benefits- Reliability Fewer Crashes = Longer Uptimes = Less Labor ZDNet 10 month well formed study NT crashes - 7 times, Linux - 0 Bloor Research, 1 yr, well formed study NT crashed 68 times, Linux 1 time
© Gulf Computers L.L.C. 24 Why consider Linux for your company's computer Benefits-Business Friendly Licensing GNU General Public License (GPL) or similar licenses (BSD) No software police Commercial packages under Linux done by small companies, and deserve your support.
© Gulf Computers L.L.C. 25 Concerns and Responses Many businesses still don't entrust their toughest computing tasks to OSS: Open source isn't high enough in quality: False Open source isn't supported: False Open source is too risky as a technology basis: False Open source licensing is too restrictive: False
© Gulf Computers L.L.C. 26 Case Study: How spending less than 200$ saved one company over 20,000$? ABC Inc. $50 million/year company (NJ) 10 offices around the U.S., 75 employees Migrate from Novel 3.1 to Novel 4.0, or Linux or Windows NT/2000 to offer web services Server is transparent to the end-user
© Gulf Computers L.L.C. 27 Case Study ProductPriceComments MS adv. serv. 2000$3,999.00Inc. 25 lic. MS adv. Serv 2k lic.$67.00 MS IISIncluded MS DNS serverIncluded MS SQL server$1,303.95Inc. 5 lic. MS SQL serv. Lic.$67.00 MS Exchange serv$6,703.95Inc. 25 lic. MS Ex. serv lic.$67.00 List Prices for MS products as of June 2002
© Gulf Computers L.L.C. 28 Case Study ProductPriceComments Red Hat Linux Pro 7.3$173.95Includes 90 days tech supp. Apache Web ServerIncludedMost Popular web server BIND DNS serverIncluded MySQL Database Server Included Sendmail serverIncluded List Prices for Linux Products as of June 2002
© Gulf Computers L.L.C. 29 Case Study Staffing cost will be the same for both platforms: Training for 3 employees: $8, Web design/search engine: $10, Cost of hardware will be the same for both solutions: $2,373.00
© Gulf Computers L.L.C. 30 Case Study ProductCountTotal MS adv. serv $3, MS adv. Serv 2k lic.50$3, MS IIS1$0.00 MS DNS server1$0.00 MS SQL server1$1, MS SQL serv. Lic.70$4, MS Exchange serv1$6, MS Ex. serv lic.50$3, Total$23, Software costs for Microsoft Scenario
© Gulf Computers L.L.C. 31 Case Study ProductCountTotal Red Hat Linux Pro $ OS License 0 $0.00 Apache Web server 1 $0.00 BIND DNS server 1 $0.00 MySQL Database svr. 1 $0.00 Sendmail server 1 $0.00 License 0 $0.00 Total$ Software costs for the Linux Scenario
© Gulf Computers L.L.C. 32 Case Study Training $8, Web design / search engine$10, New Server$2, Microsoft Scenario $43,769,90 Linux Scenario $20, Difference $23, % Difference 53.09%
© Gulf Computers L.L.C. 33 Case Study - Analysis 26% of the cost of the Microsoft scenario goes towards licenses alone ($11,390.00) Add more users, the MS scenario rises Add more users to the Linux scenario, the price doesn’t change
© Gulf Computers L.L.C. 34 Case Study - Analysis Nb of Users MS CostsLinux CostMS Price/seat Linux Price/seat 75$43,769.9$20,546.95$583.60$ $48,794.90$20,546.95$487.95$ $68,894.90$20,546.95$344.47$ $129,194.90$20,546.95$258.39$41.09 Price per seat of both scenarios as number users increases
© Gulf Computers L.L.C. 35 Gulf Computers Solution Migrate your file, print and web server from MS Windows to Linux Migrate your server from Unix to Linux Train your staff Turn Key solution
© Gulf Computers L.L.C. 36 Gulf Computers Solution Migrate your file, print and web server from MS Windows to Linux Free license of file and print server: Samba Free license of web server: Apache Free license of server: sendmail Free license of remote administration tool: webmin
© Gulf Computers L.L.C. 37 Gulf Computers Solution Free license of file and print server: Samba Acts as NT/XP file/print server Platform independent
© Gulf Computers L.L.C. 38 Gulf Computers Solution Free license of web server: Apache Secure web hosting (https) OpenSSL MySQL PHP
© Gulf Computers L.L.C. 39 Gulf Computers Solution Free license of Mail server/tools Sendmail (www.sendmail.org) Mailscanner (Virus scanner) Spamassasin (Spam killer) WebMail (www.horde.org/imp)
© Gulf Computers L.L.C. 40 Gulf Computers Solution Free license of remote administration tools Webmin (www.webmin.com) System configuration Servers configuration Network configuration Remote reboot …
© Gulf Computers L.L.C. 41 Gulf Computers Solution Linux Training Using Linux Administrating Linux
© Gulf Computers L.L.C. 42 Gulf Computers Solution Migrate your server from Unix to Linux Identify your need Solaris to Linux migration AIX to Linux migration
© Gulf Computers L.L.C. 43 References od_software/index.shtml Server Platforms computer.net/present/linuxvswindows.html
© Gulf Computers L.L.C. 44 Thank you Thank you
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