openstack/nova
Code Issues Proposed changes

Merge "Avoid needless list copy in 'scheduler_host_subset_size' case"

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2016-01-08 14:32:56 +00:00
committed by Gerrit Code Review
parent 0f152d1110 c566db9934
commit 392f1aca1b
1 changed files with 5 additions and 7 deletions
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12
nova/scheduler/filter_scheduler.py
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@@ -122,14 +122,12 @@ class FilterScheduler(driver.Scheduler):
LOG.debug("Weighed %(hosts)s", {'hosts': weighed_hosts}) LOG.debug("Weighed %(hosts)s", {'hosts': weighed_hosts})
scheduler_host_subset_size = CONF.scheduler_host_subset_size scheduler_host_subset_size = max(1,
if scheduler_host_subset_size > len(weighed_hosts): CONF.scheduler_host_subset_size)
scheduler_host_subset_size = len(weighed_hosts) if scheduler_host_subset_size < len(weighed_hosts):
if scheduler_host_subset_size < 1: weighed_hosts = weighed_hosts[0:scheduler_host_subset_size]
scheduler_host_subset_size = 1 chosen_host = random.choice(weighed_hosts)
chosen_host = random.choice(
weighed_hosts[0:scheduler_host_subset_size])
LOG.debug("Selected host: %(host)s", {'host': chosen_host}) LOG.debug("Selected host: %(host)s", {'host': chosen_host})
selected_hosts.append(chosen_host) selected_hosts.append(chosen_host)