openstack/deb-ceilometer
Code Issues Proposed changes

Merge "Fix the heavy time cost of event-list"

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Jenkins 2015-09-15 14:33:43 +00:00 committed by Gerrit Code Review
commit 92e177eb28
1 changed files with 10 additions and 6 deletions
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16
ceilometer/event/storage/impl_sqlalchemy.py
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@ -266,14 +266,18 @@ class Connection(base.Connection):
query = query.join(trait_subq,
trait_subq.c.ev_id == models.Event.id)
if event_filter.admin_proj:
admin_q = session.query(models.TraitText).filter(
no_proj_q = session.query(models.TraitText.event_id).filter(
models.TraitText.key == 'project_id')
query = query.filter(sa.or_(~sa.exists().where(
models.Event.id == admin_q.subquery().c.event_id),
sa.and_(
admin_q = (session.query(models.TraitText.event_id).filter(
~sa.exists().where(models.TraitText.event_id ==
no_proj_q.subquery().c.event_id)).union(
session.query(models.TraitText.event_id).filter(sa.and_(
models.TraitText.key == 'project_id',
models.TraitText.value == event_filter.admin_proj,
models.Event.id == models.TraitText.event_id)))
models.Event.id == models.TraitText.event_id))))
query = query.filter(sa.exists().where(
models.Event.id ==
admin_q.subquery().c.trait_text_event_id))
if event_filter_conditions:
query = query.filter(sa.and_(*event_filter_conditions))
@ -283,7 +287,7 @@ class Connection(base.Connection):
for (id_, generated, message_id,
desc, raw) in query.add_columns(
models.Event.generated, models.Event.message_id,
models.EventType.desc, models.Event.raw).distinct().all():
models.EventType.desc, models.Event.raw).all():
event_list[id_] = api_models.Event(message_id, desc,
generated, [], raw)
# Query all traits related to events.