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Merge pull request #52046 from dashpole/soft_eviction

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Automatic merge from submit-queue (batch tested with PRs 48226, 52046, 52231, 52344, 52352)

[BugFix] Soft Eviction timer works correctly

fixes #51516

thresholdsMet should not exclude previously met thresholds when we do not have new stats for a threshold.

/assign @vishh @derekwaynecarr 
cc @kubernetes/sig-node-bugs
This commit is contained in:
Kubernetes Submit Queue
2017-09-12 19:39:55 -07:00
committed by GitHub
parent 83b4c0ac84 d60d4a4420
commit 32f1521cc2
1 changed files with 5 additions and 4 deletions
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9
pkg/kubelet/eviction/eviction_manager.go
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@@ -274,10 +274,6 @@ func (m *managerImpl) synchronize(diskInfoProvider DiskInfoProvider, podFunc Act
} }
debugLogThresholdsWithObservation("thresholds - reclaim not satisfied", thresholds, observations) debugLogThresholdsWithObservation("thresholds - reclaim not satisfied", thresholds, observations)
// determine the set of thresholds whose stats have been updated since the last sync
thresholds = thresholdsUpdatedStats(thresholds, observations, m.lastObservations)
debugLogThresholdsWithObservation("thresholds - updated stats", thresholds, observations)
// track when a threshold was first observed // track when a threshold was first observed
now := m.clock.Now() now := m.clock.Now()
thresholdsFirstObservedAt := thresholdsFirstObservedAt(thresholds, m.thresholdsFirstObservedAt, now) thresholdsFirstObservedAt := thresholdsFirstObservedAt(thresholds, m.thresholdsFirstObservedAt, now)
@@ -307,6 +303,11 @@ func (m *managerImpl) synchronize(diskInfoProvider DiskInfoProvider, podFunc Act
m.thresholdsFirstObservedAt = thresholdsFirstObservedAt m.thresholdsFirstObservedAt = thresholdsFirstObservedAt
m.nodeConditionsLastObservedAt = nodeConditionsLastObservedAt m.nodeConditionsLastObservedAt = nodeConditionsLastObservedAt
m.thresholdsMet = thresholds m.thresholdsMet = thresholds
// determine the set of thresholds whose stats have been updated since the last sync
thresholds = thresholdsUpdatedStats(thresholds, observations, m.lastObservations)
debugLogThresholdsWithObservation("thresholds - updated stats", thresholds, observations)
m.lastObservations = observations m.lastObservations = observations
m.Unlock() m.Unlock()