Public bug reported:
During a scheduling if we use filter that needs to get data from aggregates
like CoreFilterAggregate, RamFilterAggregate does.
The filter retrieves metadata from the database for every host and can creates
a performance impact if we have several hosts.
** Affects: nova
Importance: Medium
Assignee: sahid (sahid-ferdjaoui)
Status: New
** Tags: scheduler
** Changed in: nova
Assignee: (unassigned) => sahid (sahid-ferdjaoui)
** Description changed:
During a scheduling if we use filter that needs to get data from aggregates
like CoreFilterAggregate, RamFilterAggregate does.
- The filter retrieves metadata from the database for every host and can create
a performance impact if we have several hosts.
+ The filter retrieves metadata from the database for every host and can
creates a performance impact if we have several hosts.
** Tags added: scheduler
** Changed in: nova
Importance: Undecided => Medium
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https://bugs.launchpad.net/bugs/1300775
Title:
Scheduler, performance impact when dealing with aggregates
Status in OpenStack Compute (Nova):
New
Bug description:
During a scheduling if we use filter that needs to get data from aggregates
like CoreFilterAggregate, RamFilterAggregate does.
The filter retrieves metadata from the database for every host and can
creates a performance impact if we have several hosts.
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https://bugs.launchpad.net/nova/+bug/1300775/+subscriptions
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