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Rerun scheduler once when we find we are out of shared memory to find best task already attached to shared memory 

svn path=/trunk/boinc/; revision=13016
This commit is contained in:
Charlie Fenton 2007-06-25 12:47:42 +00:00
parent 7bb1b1a0d4
commit 34a9090705
2 changed files with 13 additions and 9 deletions
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3
client/app_start.C
View File

@ -580,9 +580,6 @@ int ACTIVE_TASK::start(bool first_time) {
);
if (retval) {
needs_shmem = true;
// Assume no additional shared memory is available for next 10 seconds
// (run only tasks which are already attached to shared memory).
gstate.retry_shmem_time = gstate.now + 10.0;
destroy_shmem(shmem_seg_name); // Don't leave an orphan shmem segment
return retval;
}

19
client/cpu_sched.C
View File

@ -909,13 +909,20 @@ bool CLIENT_STATE::enforce_schedule() {
retval = atp->resume_or_start(
atp->scheduler_state == CPU_SCHED_UNINITIALIZED
);
if (retval) {
if ((retval != ERR_SHMGET) && (retval != ERR_SHMAT)) {
report_result_error(
*(atp->result), "Couldn't start or resume: %d", retval
);
request_schedule_cpus("start failed");
if ((retval == ERR_SHMGET) || (retval == ERR_SHMAT)) {
// Assume no additional shared memory is available for next 10 seconds
// (run only tasks which are already attached to shared memory).
if (gstate.retry_shmem_time < gstate.now) { // Do this only once
request_schedule_cpus("no more shared memory");
}
gstate.retry_shmem_time = gstate.now + 10.0;
continue;
}
if (retval) {
report_result_error(
*(atp->result), "Couldn't start or resume: %d", retval
);
request_schedule_cpus("start failed");
continue;
}
atp->run_interval_start_wall_time = now;