[Linux-cluster] creating file locks on a gfs volume

[Shawn Hood]

Christine Caulfield has blessed us with an excellent reference that answers
these questions:

http://people.redhat.com/ccaulfie/docs/rhdlmbook.pdf



On Tue, Aug 12, 2008 at 8:46 AM, Brett Cave <brettcave at gmail.com> wrote:

> Hi,
>
> Not sure if this is the correct place for discussing this, but here it is.
> On a gfs cluster running dlm locking, is it possible to create a file
> lock on a file on the volume? (e.g. in C).
> Have seen that there is a libdlm library, and have not tested yet. By
> calling dlm_lock, would gfs be aware of the file lock?
>
> This is to allow an application we are developing to create file locks
> with different lock modes, based on what the app is doing (e.g. CR /
> CW / PW / EX locks).
>
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>



--
Shawn Hood
910.670.1819 m
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