1,635 pts.
 File system in AS/400
What file system based AS/400(ISERIES) is? like windows NTFS etc.

do we have any name for that?

 

AS/400



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ASKED: July 13, 2010  6:03 PM
UPDATED: July 20, 2010  6:05 PM

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System i uses multiple file systems. Among some others, there are:

  • /root
  • /QSYS.LIB
  • /QOPT
  • /QDLS
  • /QOpenSys

All of the various file systems taken together are known as the IFS (Integrated File Systems).

The /QDLS file system is similar to the old FAT file system in its naming convention which follows 8.3 rules. But it also includes various OS/2 HPFS elements such as extended attributes.

The /QOpenSys file system mostly follows rules appropriate to UNIX systems, including case-sensitive names.

The /root file system appears somewhat similar to NTFS from the external program perspective

Overall, the IFS is designed to allow IBM to release new file systems whenever it’s appropriate. Technically, you can create user-written file systems or user-defined file systems (UDFS) too.

Tom

 108,260 pts.

 

So,We can say…AS/400 is a collection of file systems..right?

 1,635 pts.

 

We can say…AS/400 is a collection of file systems..right?

Yes.

A first introduction to IFS concepts is the Overview of the integrated file system topic in the Information Center.

The navigation pane will show that topic within a number of related IFS topics, including a topic that describes all of the standard file systems.

Tom

 108,260 pts.

 

Thanks for your great help

 1,635 pts.