bool
ScheddNegotiate::nextJob()
{
while( !m_jobs->empty() ) {
ResourceRequestCluster *cluster = m_jobs->front();
ASSERT( cluster );
m_current_auto_cluster_id = cluster->getAutoClusterId();
if( !getAutoClusterRejected(m_current_auto_cluster_id) ) {
while( cluster->popJob(m_current_job_id) ) {
if( !scheduler_skipJob(m_current_job_id) ) {
if( !scheduler_getJobAd( m_current_job_id, m_current_job_ad ) )
{
dprintf(D_FULLDEBUG,
"skipping job %d.%d because it no longer exists\n",
m_current_job_id.cluster,m_current_job_id.proc);
}
else {
// Insert the number of jobs remaining in this
// resource request cluster into the ad - the negotiator
// may use this information to give us more than one match
// at a time.
// [[Future optimization idea: there may be jobs in this resource request
// cluster that no longer exist in the queue; perhaps we should
// iterate through them and make sure they still exist to prevent
// asking the negotiator for more resources than we can really
// use at the moment. ]]
// - Todd July 2013 <*****@*****.**>
int universe = CONDOR_UNIVERSE_MIN;
m_current_job_ad.LookupInteger(ATTR_JOB_UNIVERSE,universe);
// For now, do not use request counts with the dedicated scheduler
if ( universe != CONDOR_UNIVERSE_PARALLEL ) {
// add one to cluster size to cover the current popped job
m_current_job_ad.Assign(ATTR_RESOURCE_REQUEST_COUNT,1+cluster->size());
}
// Copy attributes from chained parent ad into our copy
// so if parent is deleted before we finish negotiation,
// we don't crash trying to access a deleted parent ad.
m_current_job_ad.ChainCollapse();
return true;
}
}
}
}
m_jobs->pop_front();
delete cluster;
}
m_current_auto_cluster_id = -1;
m_current_job_id.cluster = -1;
m_current_job_id.proc = -1;
return false;
}
bool
ScheddNegotiate::nextJob()
{
if ( m_num_resource_reqs_sent > 0 && m_num_resource_reqs_to_send == 0 ) {
// If we have already sent off a list of resource requests via
// sendResourceRequestList(), and we are not currently being asked
// by the negotiator to send more requests (or jobs), then
// we want nextJob() to essentially be a no-op here.
// In other words, when doing resource request lists, we want
// all the calls to nextJob() to be ignored unless we are
// in the process of sending a resource request list.
// Note that if we are talking to anything earlier than a v8.3.0
// negotiator, m_num_resource_reqs_sent will always be 0.
return true;
}
while( !m_jobs->empty() && m_jobs_can_offer ) {
ResourceRequestCluster *cluster = m_jobs->front();
ASSERT( cluster );
m_current_auto_cluster_id = cluster->getAutoClusterId();
if( !getAutoClusterRejected(m_current_auto_cluster_id) ) {
while( cluster->popJob(m_current_job_id) ) {
if( !scheduler_skipJob(m_current_job_id) ) {
if( !scheduler_getJobAd( m_current_job_id, m_current_job_ad ) )
{
dprintf(D_FULLDEBUG,
"skipping job %d.%d because it no longer exists\n",
m_current_job_id.cluster,m_current_job_id.proc);
}
else {
// Insert the number of jobs remaining in this
// resource request cluster into the ad - the negotiator
// may use this information to give us more than one match
// at a time.
// [[Future optimization idea: there may be jobs in this resource request
// cluster that no longer exist in the queue; perhaps we should
// iterate through them and make sure they still exist to prevent
// asking the negotiator for more resources than we can really
// use at the moment. ]]
// - Todd July 2013 <*****@*****.**>
int universe = CONDOR_UNIVERSE_MIN;
m_current_job_ad.LookupInteger(ATTR_JOB_UNIVERSE,universe);
// For now, do not use request counts with the dedicated scheduler
if ( universe != CONDOR_UNIVERSE_PARALLEL ) {
// add one to cluster size to cover the current popped job
int resource_count = 1+cluster->size();
if (resource_count > m_jobs_can_offer && (m_jobs_can_offer > 0))
{
dprintf(D_FULLDEBUG, "Offering %d jobs instead of %d to the negotiator for this cluster; nearing internal limits (MAX_JOBS_RUNNING, etc).\n", m_jobs_can_offer, resource_count);
resource_count = m_jobs_can_offer;
}
m_jobs_can_offer -= resource_count;
m_current_job_ad.Assign(ATTR_RESOURCE_REQUEST_COUNT,resource_count);
}
else {
m_jobs_can_offer--;
}
// Copy attributes from chained parent ad into our copy
// so if parent is deleted before we finish negotiation,
// we don't crash trying to access a deleted parent ad.
m_current_job_ad.ChainCollapse();
return true;
}
}
}
}
m_jobs->pop_front();
delete cluster;
}
if (!m_jobs_can_offer)
{
dprintf(D_FULLDEBUG, "Not offering any more jobs to the negotiator because I am nearing the internal limits (MAX_JOBS_RUNNING, etc).\n");
}
m_current_auto_cluster_id = -1;
m_current_job_id.cluster = -1;
m_current_job_id.proc = -1;
return false;
}