AIX & Large File Support Problem (+ Solution)

Sriram Ramkrishna sramkris at
Thu Sep 5 21:22:00 EST 2002

On Thu, Sep 05, 2002 at 11:13:49AM -0700, Eric M. Johnston wrote:
> Would that really change the behavior of mkstemp()?  My problem was not the

I'm not certain.  Perhaps you need to do that on /tmp?

> ability to have or manipulate large files; in fact, I could use rsync to
> pull them off of the AIX machine onto a Solaris machine.  In other words, I
> concluded from my experiments that rsync worked just fine on large files in
> the instances where it didn't have to create a temporary file >2GB.

I have not ran into that trouble myself.  I have transferred a lot of
files and used a variety of versions.

> That said, I have no idea if the filesystems were created with bf=true.  (Is
> there some way to figure that out?)

lsfs -q <filesystem>  

should give you the right command.


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