global open, creat, success
global O_CREAT = 64;

probe syscall.open {
    if(flags & O_CREAT)
        creat[execname(), pid()] <<< 1;
    else
        open[execname(), pid()] <<< 1;
}

probe syscall.open.return {
    if($return >= 0)
        success[execname(), pid()] <<< 1;
}

probe timer.s($1) {
    println(ctime(gettimeofday_s()));
    
    printf("%12s %6s %6s %6s %s\n", 
           "EXECNAME", "PID", "CREATE", "OPEN", "SUCCESS");
    foreach([en, pid+] in open) {
        printf("%12s %6d %6d %6d %d\n", 
               en, pid, @count(creat[en, pid]), @count(open[en, pid]),
               @count(success[en, pid]));
    }

    delete open; delete creat; delete success;
}