[Lustre-discuss] Stupid Question Time: flock

[Oleg Drokin]

Hello!

On Mar 24, 2009, at 3:19 PM, Jay Christopherson wrote:

> If I have 5 clients, two of which are running an app which requires  
> fcntl style file locking, do I need to mount lustre with -o flock on  
> all five clients, or just the two that are using fcntl?

Just two would be fine.

> What are the implications (if any) of mounting a lustre filesystem  
> with -o flock?

flock code path would become enabled, so if there are any bugs, you  
might hit them when flock is used.

Bye,
     Oleg