There is more to Linux than you might know Date: 04 th  April 2011
Linux <ul><li>It is just a kernel. </li></ul><ul><li>Full OS: 1,5 - 3 %  Linux, 15 % GNU and 80+ % everything else. </li><...
Open, free, gratis – Closed, proprietary, paid <ul><li>Free as a speech and free as in beer. </li></ul><ul><li>Open source...
Information and freedom of speech, program patents <ul><li>ACTA, DMCA and other tools for monopoly protection. </li></ul><...
Get the facts <ul><li>Linux is cheap. </li></ul><ul><li>Linux is easy. </li></ul><ul><li>Linux is secure. </li></ul><ul><l...
Get the facts: Linux is cheap <ul><li>Linux pricing starts from 0. </li></ul><ul><li>TCO of Open Source systems is 19 to 3...
Get the facts:  Linux is easy <ul><li>It is just another OS providing similar functionality. </li></ul><ul><ul><li>It you ...
Get the facts:  Linux is secure <ul><li>Commercial &quot;Linux&quot; systems gets EAL4 certification. </li></ul><ul><ul><l...
Get the facts: Linux is stable and reliable <ul><li>Since the year 2004 RedHat remains among vendor trust top 3 list. (CIO...
Get the facts: Linux is widespread and universal <ul><li>Linux is much more than a simple desktop. </li></ul><ul><li>Serve...
Linux Myths <ul><li>Complex and user unfriendly </li></ul><ul><li>Secure </li></ul><ul><li>Panacea to cure all diseases </...
Linux Myths: Complex and user unfriendly <ul><li>As any other OS  </li></ul><ul><ul><li>Requires lots of time to master, d...
Linux Myths: Secure <ul><li>If you mess with a thing long enough, it will break. (Schmidt's law) </li></ul><ul><li>Bad pra...
Linux Myths: Panacea to cure all diseases <ul><li>Lots of Linux distributions are still less than number of problems.  </l...
Linux Myths: Incompatible <ul><li>Most of the brand name hardware works with Linux </li></ul><ul><li>Linux rarely drops su...
Linux Myths: It is just for enthusiasts <ul><li>Do you still think so? </li></ul>
Linux <ul><li>Questions? </li></ul>
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Linux presentation

  1. 1. There is more to Linux than you might know Date: 04 th April 2011
  2. 2. Linux <ul><li>It is just a kernel. </li></ul><ul><li>Full OS: 1,5 - 3 % Linux, 15 % GNU and 80+ % everything else. </li></ul><ul><li>GNU/Linux OS more than 15 years in market. </li></ul>
  3. 3. Open, free, gratis – Closed, proprietary, paid <ul><li>Free as a speech and free as in beer. </li></ul><ul><li>Open source and commerce are fully compatible. </li></ul><ul><li>Open source is a possibility to verify and improve. </li></ul><ul><li>Proprietary code is a Black Box - it is either working or not. </li></ul><ul><li>Proprietary code is not sold, it is licensed by vendor only to run. </li></ul>
  4. 4. Information and freedom of speech, program patents <ul><li>ACTA, DMCA and other tools for monopoly protection. </li></ul><ul><li>&quot;Those who do not want to imitate anything, produce nothing.&quot; (Salvador Dali) </li></ul><ul><li>Users starts to loose rights to use physical things they have bought. </li></ul><ul><li>Copyright and patents not always dependant. </li></ul><ul><li>New technologies are judged by patent system, older than 200 years. </li></ul><ul><li>Patents are the cold nuclear war of an IT sector. Patent trolling. </li></ul>
  5. 5. Get the facts <ul><li>Linux is cheap. </li></ul><ul><li>Linux is easy. </li></ul><ul><li>Linux is secure. </li></ul><ul><li>Linux is stable and reliable. </li></ul><ul><li>Linux is widespread and universal. </li></ul>
  6. 6. Get the facts: Linux is cheap <ul><li>Linux pricing starts from 0. </li></ul><ul><li>TCO of Open Source systems is 19 to 36 % cheaper than Windows. (2004 Cybersource research). </li></ul><ul><li>Microsoft end user product support prices during work hours: </li></ul><ul><ul><li>Lithuania: 499 Lt/hour + 21% VAT. </li></ul></ul><ul><ul><li>UK: 45 or 185 pounds + VAT per incident. </li></ul></ul><ul><li>Canonical support for Ubuntu Linux Desktop: </li></ul><ul><ul><li>UK: 89 pounds per year. </li></ul></ul>
  7. 7. Get the facts: Linux is easy <ul><li>It is just another OS providing similar functionality. </li></ul><ul><ul><li>It you know how to drive a car it should not matter on which side the steering wheel is. </li></ul></ul><ul><li>Most likely it is available in your native language. </li></ul><ul><li>Almost everything is documented. </li></ul><ul><ul><li>As you can poke inside there are comments too! </li></ul></ul>
  8. 8. Get the facts: Linux is secure <ul><li>Commercial &quot;Linux&quot; systems gets EAL4 certification. </li></ul><ul><ul><li>Methodically Designed, Tested, and Reviewed. </li></ul></ul><ul><li>Properly designed system remains secure when everything about the system but the keys to the system itself is known. (Kerckhoffs' security principle) </li></ul><ul><li>Information about flaws emerges and are patched faster. </li></ul><ul><ul><li>That’s due to the nature of open source. </li></ul></ul><ul><ul><li>If you know, you can always do it by yourself if vendor is slow to turn. </li></ul></ul>
  9. 9. Get the facts: Linux is stable and reliable <ul><li>Since the year 2004 RedHat remains among vendor trust top 3 list. (CIO Insight Vendor Value 2010) </li></ul><ul><li>Linux is trusted by biggest companies such as: </li></ul><ul><ul><li>NYSE </li></ul></ul><ul><ul><li>LSE </li></ul></ul><ul><ul><li>Amazon.com </li></ul></ul><ul><ul><li>Google </li></ul></ul><ul><ul><li>Virgin America </li></ul></ul><ul><ul><li>DreamWorks </li></ul></ul><ul><ul><li>GENIVI </li></ul></ul><ul><ul><ul><li>Nonprofit industry alliance with founding members BMW Group, Delphi, GM, Intel, Magneti-Marelli, PSA, Visteon and Wind River </li></ul></ul></ul>
  10. 10. Get the facts: Linux is widespread and universal <ul><li>Linux is much more than a simple desktop. </li></ul><ul><li>Servers </li></ul><ul><ul><li>Depending on what is counted and how (sales, units): from 16 to 74 %. </li></ul></ul><ul><li>Supercomputers: 91,8 % </li></ul><ul><li>Small computer appliances and external peripherals </li></ul><ul><ul><li>SOHO routers. </li></ul></ul><ul><ul><li>Internet PC's. </li></ul></ul><ul><li>Home electronics </li></ul><ul><ul><li>Samsung, Philips TV's. </li></ul></ul><ul><ul><li>GPS devices. </li></ul></ul><ul><ul><li>Media players. </li></ul></ul><ul><ul><li>Phones: WebOS and Android uses Linux too. In total: from 5 to 44 proc. </li></ul></ul>
  11. 11. Linux Myths <ul><li>Complex and user unfriendly </li></ul><ul><li>Secure </li></ul><ul><li>Panacea to cure all diseases </li></ul><ul><li>Incompatible </li></ul><ul><li>It is just for enthusiasts </li></ul>
  12. 12. Linux Myths: Complex and user unfriendly <ul><li>As any other OS </li></ul><ul><ul><li>Requires lots of time to master, double time to relearn. </li></ul></ul><ul><ul><li>Human have to think and machine have to work. Not vice versa! </li></ul></ul><ul><li>Linux is not a Windows replacement </li></ul><ul><ul><li>Alternative and replacement is not the same. </li></ul></ul><ul><ul><li>BMW is a replacement for Mercedes. </li></ul></ul><ul><li>Linux is very user friendly </li></ul><ul><ul><li>It just Linux carefully chooses, who it wants to befriend with. </li></ul></ul>
  13. 13. Linux Myths: Secure <ul><li>If you mess with a thing long enough, it will break. (Schmidt's law) </li></ul><ul><li>Bad practices lowers security. </li></ul><ul><ul><li>Habit to work with root privileges. </li></ul></ul><ul><ul><li>Absence of passwords or usage of primitive passwords. </li></ul></ul><ul><ul><li>Do not update or patch the system. </li></ul></ul><ul><li>I'm using secure OS / I'm too small to be interesting. </li></ul><ul><li>Damn Vulnerable Linux - as an extreme example of insecurity. </li></ul><ul><ul><li>http://www.damnvulnerablelinux.org/ </li></ul></ul>
  14. 14. Linux Myths: Panacea to cure all diseases <ul><li>Lots of Linux distributions are still less than number of problems. </li></ul><ul><li>One in seven companied responded that fulfillment of cost savings for open source systems, including Linux, was below their expectations. (2005 CIO Insight and Forrester Research data) </li></ul><ul><li>It is not uncommon that migration is harder and takes longer than planned. </li></ul><ul><ul><li>Munich city migration to Open Source: </li></ul></ul><ul><ul><ul><li>12000 workstation migration to OpenOffice: completed in 2005 - 2009 period. </li></ul></ul></ul><ul><ul><ul><li>12000 workstation migration to Linux: in 2005 - 2009 period only 3000 are migrated. </li></ul></ul></ul>
  15. 15. Linux Myths: Incompatible <ul><li>Most of the brand name hardware works with Linux </li></ul><ul><li>Linux rarely drops support for older hardware </li></ul><ul><li>Linux can use Windows resources more often than otherwise </li></ul>
  16. 16. Linux Myths: It is just for enthusiasts <ul><li>Do you still think so? </li></ul>
  17. 17. Linux <ul><li>Questions? </li></ul>
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