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Likewise, older operating systems present their own challenges, including lack of manufacturer and software support, security issues, lack of desirable functions, and increasing effort to support them.
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Today's Operating Systems
Windows, Microsoft
As of September 2013April, 2014:
Current: Windows 7
New / Upcoming:
, Windows 8.1
- Windows 7 - Legacy system, replaced with Windows 8 in October 2012.
- 64 bit used for most installations. Required for access to 4GB or more RAM memory.
- 32 bit used if required for backward compatibility of older applications or drivers.
- Windows 8.1 -Current Windows- Released October 18, 2013 Windows 8, released in October 2012 for desktop, laptop, and and tablets tablet systems. It intruduced phone-like touch interface and applications, while retain compatibility with older Windows programs. Windows 8 is growing in use and features.
- Windows 8.1 current Windows- Released October 18, 2013. Provides improved stability and features. We will begin supporting Windows 8.1 during the coming months, along with Office 2013.
Deprecating: Windows XP is now 11 years old, and all manufacturer support and security patches will end in April 2014.
- Provides improved security, optional touch screen interface, Windows App store, and a range of new features.
- ChemIT can provide Windows 8.1 installation on most machines which are capable of Windows 7.
- Application and hardware compatibility are very good.
- Windows Server 2012R2
- Used for any server or high performance systems
New / Upcoming:
- Windows 9 in 2015 will provide unified App Store application compatibility between Windows Desktop, Tablet, and Phone operating systems.
Deprecating:
- Windows Server 2008, Server 2008R2
- Windows 8.0 - All Windows 8.0 has been moved to the Windows 8.1 platform
- Windows Server 2012 - All Windows Server 2012 has been moved to the Windows Server 2012R2
Obsolete: Windows 3, 95, 98, NT, 2000, XP, Server 2000, Server 2003
- Windows XP -All manufacturer support and security patches ended in April 2014.
- Windows XP Remediation - what to do?
- Microsoft end of support info - http://www.microsoft.com/en-us/windows/enterprise/endofsupport.aspx
Obsolete: Windows 3, 95, 98, 2000, NT
MacOS, Apple
MacOS, Apple
9/5/17: Here is a good resource which shows the Mac OSes still being paid attention to by Apple, at least for their application updates and for security patches related to their OS:
As of April 2014As of October 2013:
Current:
- OSX 10.8 –
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- Released in 2012.
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- Supported on current installs.
- OSX 10.9 - Released in 2013. Used for new installs. Required applications are now supported.
- clean installs only, upgrades over existing OS causes problems.
Upcoming: Not announced
Deprecating:
- OSX 10.6 - Several applications no longer support 10.6, or Safari 4.1.
- OS X10.7 - little use in CCB due to to a few functional issues.
Note: In CCB, we never did bother with OS X10.7 installs. We liked 10.6 for a long time. :-)
New - OSX 10.9, Released 10/22/13. Compatibility unknown at this point
- Even though this OS is "free", please touch base with ChemIT before upgrading. Thank you.
- As the release date, Symantec anti-virus maker does not have a date when they'll have a client ready.
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Obsolete: OSX 10.5 and older
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Linux versions and updates vary tremendously. ChemIT tries to support one or two primary branches and related tools for new work, and update others when possible.
As of Fall 2013Sprint 2015:
Current:
- CENT OS 6.45, 64 bit – this is being used for all new Chemistry cluster and workstation builds, along with current compatible cluster management software.
- CENT OS 6.4 - supported on existing installations
- RedHat 6.x - special purpose installations
Upcoming: - New Linux versions may appear frequently.
Deprecating:
- Fedora - (Current version is 19) Some Chem Clusters currently use Fedora 109, 11, 13, and 14. These and 13. (Fedora supports older versions for 2 release revs. Current release is Fedora 20)
- These older versions, and their tools are either incompatible with newer hardware, or the current cluster management tools. A fresh installation with a current OS is required when adding new nodes.
- These systems may continue run as is for now with basic support, but should be rebuilt when possible.
Obsolete:
- IRIX, Solaris, Gentoo, SUSE, RedHat 5.x
Categories Explained
Current
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