Migrating from Unix to Linux

 Spotlight: Migrating from Unix to Linux

Migrating from Unix to Linux can offer freedom from vendor lock-in and increased ROI, to name a few of the benefits. However, it may not be right for your data center. Take a look at our collection of tips, culled from industry experts, to help you decide if migration is right for you. Then, if you want to get started, go further with out porting and migration advice. If you think we missed something, email us!

 

Migrating mission-critical enterprise apps to Linux platforms: No big deal

More and more companies are taking advantage of the savings gained from migrating mission-critical enterprise apps to Linux platforms, especially SAP and Oracle users. Hardware vendors are jumping on the bandwagon too by offering cheap, scalable hardware.

Read the entire story

 

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Evaluating migration options

•  When Linux trumps Unix and vice versa
  For many IT organizations, migrating to Linux from Unix can be beneficial. In this tip, an expert opines on when it's worth it and when it isn't..
  
  
•  Linux or Unix: Making the right decision
  If Windows no longer meets your needs, you may want to try a more scalable, reliable and higher performing environment. In this tip, an expert evaluates the merits and disadvantages of Linux and Unix.
  
  
• Should you dump Unix for Linux?
  The need for modernization and cost reduction, or a change in leadership, may mean migration away from your existing Unix platform. If your company is the type to scale horizontally and you're uncomfortable with big iron, you may want to consider Linux on blade servers.
  
  

 Migrating from Unix to Linux

• Porting criteria: Migrating apps from Unix to Linux
  Don't skimp on testing or creating a sandbox environment to play in when porting your Unix apps to Linux. This is only one piece of advice an expert gives in his Unix porting guide.
  
  
• Porting Unix apps to Linux: Tackling architecture and platform differences
  Worried about porting your Unix apps to Linux? Author Alfredo Mendoza offers tips on how to transition from 32- to 64-bit architecture and notes the crucial points in the porting process.
  
  
• Assess the mess: Porting apps from Unix to Linux
  In this interview, the author of Unix to Linux Porting offers tips on what to watch out for and where to begin assessment when porting older Unix apps to Linux.
  
  
• Migrating applications from Linux/Unix to Windows (or vice versa)
  If you're planning a Win-to-Lin migration, it's important to consider how factors like platform-specific and -independent apps and source-ported apps will affect your future.
  
  
• Unix to Linux: Migration steps and porting
  Initiating, planning, executing, controlling and closing must be considered when migrating from Unix to Linux. In this tip, an expert describes the issues involved in each of these phases and then discusses technical implementation.
  
  
• Server-side interoperations between Unix/Linux and Windows
  Discover how to make your Windows and Unix/Linux servers co-exist peacefully with tools like Samba that offer file sharing and Kerberos authentication support for Active Directory.
  
  
• Chapter 1, Porting project considerations, of Unix to Linux Porting
  Migrating your apps to Linux from Solaris, HP-UX and AIX doesn't have to be difficult. Chapter 1, Porting project considerations, of Unix to Linux Porting explains the migration and porting processes, as well as technical risks that developers should be aware of.
  
  

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14 Nov 2006