Re: Trigger checkpointing from within the application

[fu <fu@xxxxxxxxxxx>]

Michael Neumann wrote:

> Hi,
>
> I'd like to checkpoint my application without that the user has to type 
> ^E. It's a server application. What I'm dreaming of is a syscall like this:
>
>   if (checkpt('filename.ckpt')) {
>     // checkpoint was restored
>   }
>
> checkpt() will checkpoint the running application as ^E do. The checkpt 
> syscall returns 0 for the running application and != 0 when the 
> checkpointed application is restored.
>
> Or instead of a syscall, how about a special signal, that is called 
> after the checkpoint was restored?
>
> I have to run some procedures to setup sockets etc. after a checkpoint 
> has been restored.
>
> Regards,
>
>   Michael

SIGUSR1 SIGUSR2