Load2010 Enterprise Linux Open Space

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  • 1. Enterprise Linux Toshaan Bharvani Defining Enterprise Linux Enterprise Linux Market Open Space overview RHEL Toshaan Bharvani CentOS SLES <toshaan@vantosh.com> Ubuntu LTS Overview The End 11 April 2010 Enterprise Linux Toshaan Bharvani 1 / 13
  • 2. Enterprise Linux Table of contents Toshaan Bharvani Defining Enterprise Linux Market 1 Defining Enterprise Linux overview RHEL CentOS SLES Ubuntu LTS 2 Market overview Overview RHEL The End CentOS SLES Ubuntu LTS Overview Enterprise Linux Toshaan Bharvani 2 / 13
  • 3. Enterprise Linux Toshaan Bharvani Defining Enterprise Linux Market overview RHEL 1 CentOS SLES Ubuntu LTS Defining Enterprise Linux Overview The End Enterprise Linux Toshaan Bharvani 3 / 13
  • 4. Enterprise Linux What is Enterprise Linux Toshaan Bharvani Defining Enterprise Linux Support for long term (5 or more years) Market Security updates are backported overview RHEL Reliable environment with minimal change : ABI/API CentOS stability SLES Ubuntu LTS Patches are backported Overview Regular bugfix/enhancement update packs The End Support for mainstream platform & technology Certified for software, hardware and certain environments (eg. EAL4+, LSB, health, space, . . . ) Reliable, predictable and reproducable ⇒ maintenance is low Enterprise Linux Toshaan Bharvani 4 / 13
  • 5. Enterprise Linux Where is Enterprise Linux used? Toshaan Bharvani Defining Enterprise Linux Market Average lifespan of pc’s in the enterprise : overview Business desktops : 3 to 5 years RHEL Business laptop : 3 years CentOS SLES Business workstation : 5 to 7 years Ubuntu LTS Average business pc does not have the latest technology Overview The End Business does not like to change software or hardware a lot Applications need to keep on running Stability and continuity are key words Security is an important issue ! Enterprise Linux Toshaan Bharvani 5 / 13
  • 6. Enterprise Linux Toshaan Bharvani Defining Enterprise Linux Market overview RHEL 2 CentOS SLES Ubuntu LTS Market overview Overview The End Enterprise Linux Toshaan Bharvani 6 / 13
  • 7. Enterprise Linux Which distributions are Enterprise Linux Toshaan Bharvani Defining Enterprise Linux Enterprise Linux Market Red Hat Enterprise Linux (RHEL) overview CentOS RHEL SuSE Linux Enterprise Server (SLES) CentOS SLES Ubuntu LTS Ubuntu LTS (Debian) Overview Not Enterprise Linux The End Fedora OpenSuSE Gentoo Slackware (Debian) ... Enterprise Linux Toshaan Bharvani 7 / 13
  • 8. Enterprise Linux RedHat Enterprise Linux Toshaan Bharvani Defining Enterprise Linux Market By RedHat : paid support overview RHEL Been around since 2002 CentOS Maintenance Support : 7 years SLES Ubuntu LTS Hardware Support : 4 years Overview Update frequency : 6 months The End Release frequency : 2 years Supported versions : 4 versions Architecture Support : i386, x86 64, ia64, ppc, s390 Enterprise Linux Toshaan Bharvani 8 / 13
  • 9. Enterprise Linux CentOS Toshaan Bharvani Defining Enterprise Linux Market CentOS community : free overview RHEL Started in 2004 CentOS Maintenance Support : 7 years SLES Ubuntu LTS Hardware Support : 4 years Overview Update frequency : 6 months The End Release frequency : 2 years Supported versions : 4 versions Architecture Support : i386, x86 64, (ia64, ppc, s390) Enterprise Linux Toshaan Bharvani 9 / 13
  • 10. Enterprise Linux SuSE Linux Enterprise Server Toshaan Bharvani Defining Enterprise Linux Market Novell : paid support overview RHEL Started in 2004 CentOS Maintenance Support : 5+2 years SLES Ubuntu LTS Hardware Support : 3 years Overview Update frequency : 1 year The End Release frequency : 2 years Supported versions : 2 versions Architecture Support : i386, x86 64, ia64, ppc, s390 Enterprise Linux Toshaan Bharvani 10 / 13
  • 11. Enterprise Linux Ubuntu LTS Toshaan Bharvani Defining Enterprise Linux Market Canonical : paid support overview RHEL Started in 2006 CentOS Maintenance Support : 5 years SLES Ubuntu LTS Hardware Support : on demand Overview Update frequency : ongoing The End Release frequency : 18 months Supported versions : 2 versions Architecture Support : i386, x86 64, ia64, ppc, s390 Enterprise Linux Toshaan Bharvani 11 / 13
  • 12. Enterprise Linux Enterprise Linux overview Toshaan Bharvani Defining Enterprise Linux RHEL CentOS SLES Ubuntu LTS Market Maintenance Sup- 7 years 7 years 5 years 5 years overview port RHEL Hardware Support 4 years 4 years 3 years on demand CentOS SLES Update frequency 6 months 6 months 1 year ??? ongoing Ubuntu LTS Release frequency 2 years 2 years 2 years 18 months Overview Supported versions 4 versions 4 versions 2 versions 2 versions The End Architecture i386, x86 64, i386, x86 64, i386, x86 64, i386, x86 64 Support ia64, ppc, s390 (ia64, ppc, s390) ia64, ppc, s390 Price / server / year $349 - $2499 free $349 - $1499 $750 - $2750 Install base 2.5 million 6 million 400 000 users 40 000 users users users Enterprise Linux Toshaan Bharvani 12 / 13
  • 13. Enterprise Linux The End Toshaan Bharvani Defining Enterprise Linux Market overview RHEL CentOS SLES Ubuntu LTS Overview The End Toshaan Bharvani <toshaan@vantosh.com> http://www.toshaan.be/publications A Made with Beamer L TEX a TEXbased Presentation program Enterprise Linux Toshaan Bharvani 13 / 13