[Ocfs2-users] df showing wrong size

[Sunil Mushran]

On 06/28/2010 09:37 AM, Patrick J. LoPresti wrote:
> On Mon, Jun 28, 2010 at 9:29 AM, Sunil Mushran<sunil.mushran at oracle.com>  wrote:
>    
>> ocfs2 is a journaled file system. But it is also a clustered file system.
>> So it cannot arbitrarily delete orphaned files because they could still be
>> in use on another node.
>>      
> Ah, interesting...  So I have a dumb question:
>
> If a deleted file is still open on a node, and that node crashes, when
> and how does that file's space get reclaimed?
>
> (Sorry if this is in the documentation and I missed it.)
>    

Node death triggers dlm recovery followed by fs journal replay
followed by orphan cleanup. If that file is not in use on any other
node, it will get cleaned up.