def check_reservation_jobs(plt, resource_set, queue_name, all_slot_sets, current_time_sec):
"""Processing of new Advance Reservations"""
logger.debug("Queue " + queue_name + ": begin processing of new reservations")
ar_jobs_scheduled = {}
ar_jobs, ar_jids, nb_ar_jobs = plt.get_waiting_jobs(
queue_name, 'toSchedule')
logger.debug("nb_ar_jobs:" + str(nb_ar_jobs))
if nb_ar_jobs > 0:
job_security_time = int(config['SCHEDULER_JOB_SECURITY_TIME'])
plt.get_data_jobs(ar_jobs, ar_jids, resource_set, job_security_time)
logger.debug("Try and schedule new reservations")
for jid in ar_jids:
job = ar_jobs[jid]
logger.debug(
"Find resource for Advance Reservation job:" + str(job.id))
# It is a reservation, we take care only of the first moldable job
moldable_id, walltime, hy_res_rqts = job.mld_res_rqts[0]
# test if reservation is too old
if current_time_sec >= (job.start_time + walltime):
logger.warn(
"[" + str(job.id) + "] Canceling job: reservation is too old")
set_job_message(job.id, "Reservation too old")
set_job_state(job.id, 'toError')
continue
else:
if job.start_time < current_time_sec:
# TODO update to DB ????
job.start_time = current_time_sec
ss_name = 'default'
# TODO container
# if 'inner' in job.types:
# ss_name = job.types['inner']
# TODO: test if container is an AR job
slots = all_slot_sets[ss_name].slots
t_e = job.start_time + walltime - job_security_time
sid_left, sid_right = get_encompassing_slots(
slots, job.start_time, t_e)
if job.ts or (job.ph == ALLOW):
itvs_avail = intersec_ts_ph_itvs_slots(
slots, sid_left, sid_right, job)
else:
itvs_avail = intersec_itvs_slots(slots, sid_left, sid_right)
itvs = find_resource_hierarchies_job(
itvs_avail, hy_res_rqts, resource_set.hierarchy)
if ('QUOTAS' in config) and (config['QUOTAS'] == 'yes'):
nb_res = itvs_size(intersec(itvs, resource_set.default_resource_itvs))
res = check_slots_quotas(slots, sid_left, sid_right, job, nb_res, walltime)
(quotas_ok, quotas_msg, rule, value) = res
if not quotas_ok:
itvs = []
logger.info("Quotas limitaion reached, job:" + str(job.id) +
", " + quotas_msg + ", rule: " + str(rule) +
", value: " + str(value))
set_job_state(job.id, 'toError')
set_job_message(job.id,
"This advance reservation cannot run due to quotas")
if itvs == []:
# not enough resource available
logger.warn("[" + str(job.id) +
"] advance reservation cannot be validated, not enough resources")
set_job_state(job.id, 'toError')
set_job_message(job.id, "This advance reservation cannot run")
else:
# The reservation can be scheduled
logger.debug(
"[" + str(job.id) + "] advance reservation is validated")
job.moldable_id = moldable_id
job.res_set = itvs
ar_jobs_scheduled[job.id] = job
# if 'container' in job.types
# slot = Slot(1, 0, 0, job.res_set[:], job.start_time,
# job.start_time + job.walltime - job_security_time)
# slot.show()
# slots_sets[job.id] = SlotSet(slot)
set_job_state(job.id, 'toAckReservation')
set_job_resa_state(job.id, 'Scheduled')
if ar_jobs_scheduled != []:
logger.debug("Save AR jobs' assignements in database")
save_assigns(ar_jobs_scheduled, resource_set)
logger.debug("Queue " + queue_name + ": end processing of new reservations")
def find_first_suitable_contiguous_slots(slots_set, job, res_rqt, hy, min_start_time):
'''find first_suitable_contiguous_slot '''
(mld_id, walltime, hy_res_rqts) = res_rqt
itvs = []
slots = slots_set.slots
cache = slots_set.cache
# flag to control cache update for considered entry
no_cache = False
# updated_cache = False
sid_left = 1
if min_start_time < 0:
# to not always begin by the first slots ( O(n^2) )
# TODO cache_by_container/inner + moldable + time_sharing(?)
if job.key_cache and (job.key_cache[mld_id] in cache):
sid_left = cache[job.key_cache[mld_id]]
# print("cache hit...... ", sid_left)
# else:
# print("cache miss :(")
else:
while slots[sid_left].b < min_start_time:
sid_left = slots[sid_left].next
# satisfy job dependencies converted in min start_time
# sid_left = 1 # TODO no cache
sid_right = sid_left
slot_e = slots[sid_right].e
# print('first sid_left', sid_left)
while True:
# find next contiguous slots_time
# print("A: job.id:", job.id, "sid_left:", sid_left, "sid_right:",)
# sid_right
if sid_left != 0 and sid_right != 0:
slot_b = slots[sid_left].b
else:
# TODO error
# print("TODO error can't schedule job.id:", job.id)
logger.info(
"can't schedule job with id:" + str(job.id) + ", due resources")
return ([], -1, -1)
while ((slot_e - slot_b + 1) < walltime):
sid_right = slots[sid_right].next
if sid_right != 0:
slot_e = slots[sid_right].e
else:
logger.info(
"can't schedule job with id:" + str(job.id) + ", due time")
return ([], -1, -1)
# if not updated_cache and (slots[sid_left].itvs != []):
# cache[walltime] = sid_left
# updated_cache = True
if job.ts or (job.ph == ALLOW):
itvs_avail = intersec_ts_ph_itvs_slots(
slots, sid_left, sid_right, job)
else:
itvs_avail = intersec_itvs_slots(slots, sid_left, sid_right)
# print("itvs_avail", itvs_avail, "h_res_req", hy_res_rqts, "hy", hy)
if job.find:
beginning_slotset = True if (sid_left == 1) and (slots_set.begin == slots[1].b) else False
# Use specialized find resource function
itvs = job.find_func(itvs_avail, hy_res_rqts, hy, beginning_slotset,
*job.find_args, **job.find_kwargs)
else:
itvs = find_resource_hierarchies_job(itvs_avail, hy_res_rqts, hy)
if itvs != []:
if ('QUOTAS' in config) and (config['QUOTAS'] == 'yes'):
nb_res = itvs_size(intersec(itvs, rs.default_resource_itvs))
res = check_slots_quotas(slots, sid_left, sid_right, job, nb_res, walltime)
(quotas_ok, quotas_msg, rule, value) = res
if not quotas_ok:
logger.info("Quotas limitaion reached, job:" + str(job.id) +
", " + quotas_msg + ", rule: " + str(rule) +
", value: " + str(value))
# quotas limitation trigger therefore disable cache update for this entry
no_cache = True
else:
break
else:
break
sid_left = slots[sid_left].next
if job.key_cache and (min_start_time < 0) and (not no_cache): # and (not job.deps):
cache[job.key_cache[mld_id]] = sid_left
# print("cache: update entry ", job.key_cache[mld_id], " with ", sid_left)
# else:
# print("cache: not updated ", job.key_cache, min_start_time, job.deps)
return (itvs, sid_left, sid_right)