How to use BLCR APIs (and your webpage's Link is unavailable!)

From: Hideyuki Jitsumoto (jitsumo0_at_is.titech.ac.jp)
Date: Tue Oct 04 2005 - 05:18:30 PDT

  • Next message: Paul H. Hargrove: "Re: How to use BLCR APIs (and your webpage's Link is unavailable!)"
    Sorry, I forgot to describe my environment.
    
    Machine: VMWare 5.00(x86)
    OS: Linux 2.4.27
    GCC: 3.3.5
    BLCR: 0.4.0
    
    And, I could use cr_run, cr_checkpoint and cr_restart command.
    
    > Hello,
    > 
    > I'm Hideyuki interested in MPI checkpointing.
    > 
    > Now, I try to use BLCR from my program.
    > But I don't get the specification of BLCR API, then
    > I don't understand how to checkpoint my process.
    > 
    > Would you tell me a paper about how to use BLCR API ?
    > Already I tried following code, but a segmentation fault occured.
    > I thought I have to use some API excluding cr_checkpoint()(Is this wrong??).
    > 
    > ----------------------------------------------------
    > main(){
    > 	while(){
    > 		sleep(1);
    > 		.......
    > 		res = cr_checkpoint(0);
    > 		if(res){
    > 			printf("restarted.\n");
    > 		}else{
    > 			printf("continued.\n");
    > 		}
    > 	}
    > }
    > ----------------------------------------------------
    > 
    > Finary, I found http://ftg.lbl.gov/ link was unabailable.
    > All of the URI don't have ".", so I want to add "." to URI.
    > 
    > I'm waiting for your advise, thank you.
    > Sincerely yours,
    > ----------------------------------
    > Hideyuki Jitsumoto @ TITECH
    > jitsumo0@is.titech.ac.jp
    > ----------------------------------
    

  • Next message: Paul H. Hargrove: "Re: How to use BLCR APIs (and your webpage's Link is unavailable!)"