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Commit Graph

190 Commits

Author SHA1 Message Date
Jan Chaloupka
34540c3c95 refactor(TestPodLifeTime): have a pod fully created through BuildTestPod without any edits 2025-12-10 14:13:00 +01:00
Jan Chaloupka
ee40f7ff30 refactor(TestPodLifeTime): have a pod fully created through BuildTestPod without any edits 2025-12-10 14:12:55 +01:00
Jan Chaloupka
cece2ee3cc refactor(TestPodLifeTime): have a pod fully created through BuildTestPod without any edits 2025-12-10 14:12:50 +01:00
Jan Chaloupka
fbdf86fdfd refactor(TestPodLifeTime): have a pod fully created through BuildTestPod without any edits 2025-12-10 14:12:39 +01:00
Jan Chaloupka
7bfd4088ce refactor(TestPodLifeTime): have a pod fully created through BuildTestPod without any edits 2025-12-10 14:12:05 +01:00
Jan Chaloupka
18f61b5e64 refactor(TestPodLifeTime): have a pod fully created through BuildTestPod without any edits 2025-12-10 14:11:12 +01:00
Jan Chaloupka
769b4fe34a refactor(TestPodLifeTime): have a pod fully created through BuildTestPod without any edits 2025-12-10 14:11:07 +01:00
Jan Chaloupka
6ffc7e3975 refactor(TestPodLifeTime): have a pod fully created through BuildTestPod without any edits 2025-12-10 14:11:03 +01:00
Jan Chaloupka
31af0d8223 refactor(TestPodLifeTime): have a pod fully created through BuildTestPod without any edits 2025-12-10 14:10:59 +01:00
Jan Chaloupka
0c80f3689d refactor(TestPodLifeTime): have a pod fully created through BuildTestPod without any edits 2025-12-10 14:10:53 +01:00
Jan Chaloupka
9722018847 refactor(TestPodLifeTime): have a pod fully created through BuildTestPod without any edits 2025-12-10 14:10:48 +01:00
Jan Chaloupka
47cfdf7057 refactor(TestPodLifeTime): remove ineffective owner references assignments
Pods p5 and p6 already have an owner assigned. Also,
test.GetReplicaSetOwnerRefList() produces the same list of owner references.
2025-12-10 14:08:06 +01:00
Ricardo Maraschini
d9d6ca64e9 feat: enable pod protection based on storage classes
this commit introduces a new customization on the existing PodsWithPVC
protection. this new customization allow users to make pods that refer
to a given storage class unevictable.

for example, to protect pods referring to `storage-class-0` and
`storage-class-1` this configuration can be used:

```yaml
apiVersion: "descheduler/v1alpha2"
kind: "DeschedulerPolicy"
profiles:
- name: ProfileName
  pluginConfig:
  - name: "DefaultEvictor"
    args:
      podProtections:
        extraEnabled:
        - PodsWithPVC
        config:
          PodsWithPVC:
            protectedStorageClasses:
            - name: storage-class-0
            - name: storage-class-1
```

changes introduced by this pr:

1. the descheduler starts to observe persistent volume claims.
1. a new api field was introduced to allow per pod protection config.
1. rbac had to be adjusted (+persistentvolumeclaims).
2025-10-29 11:21:10 +01:00
Amir Alavi
1db6b615d1 [v0.34.0] bump to kubernetes 1.34 deps
Signed-off-by: Amir Alavi <amiralavi7@gmail.com>
2025-10-21 09:14:13 -04:00
googs1025
257bd55909 standardize protectionEnabled param 2025-08-19 17:52:54 +08:00
Kubernetes Prow Robot
63ecaec0ef Merge pull request #1729 from googs1025/validate/improve
Improves the validation logic in the plugins
2025-08-15 03:31:07 -07:00
Kubernetes Prow Robot
e5c57a759b Merge pull request #1603 from googs1025/feature/add_dra_arg
feature: add PodsWithResourceClaims parameter in DefaultEvictorArgs PodProtections
2025-08-13 06:57:10 -07:00
googs1025
9c7e01de67 feature: add PodsWithResourceClaims parameter in DefaultEvictorArgs PodProtections
Signed-off-by: googs1025 <googs1025@gmail.com>
2025-08-13 20:35:36 +08:00
googs1025
e5ea03ce75 add ValidateHighNodeUtilizationPluginConfig unit test
Signed-off-by: googs1025 <googs1025@gmail.com>
2025-08-13 17:15:21 +08:00
googs1025
2cce141feb Improves the validation logic in the plugins
Signed-off-by: googs1025 <googs1025@gmail.com>
2025-08-07 17:21:01 +08:00
googs1025
d9697591d5 add EvictionProtection filed for DefaultEvictorArgs
Signed-off-by: googs1025 <googs1025@gmail.com>
2025-08-04 19:34:16 +08:00
Jan Chaloupka
7380aa6e0a DefaultEvictor: introduce no-eviction policy
NoEvictionPolicy dictates whether a no-eviction policy is prefered or mandatory.
Needs to be used with caution as this will give users ability to protect their pods
from eviction. Which might work against enfored policies. E.g. plugins evicting pods
violating security policies.
2025-07-24 15:47:05 +02:00
Jan Chaloupka
6e9d8891c5 defaultevictor_test.go: replace descheduler.alpha.kubernetes.io/evict literal with evictPodAnnotationKey const 2025-07-24 12:48:00 +02:00
Jan Chaloupka
5cc9e68127 Drop assignment if default test values 2025-07-24 12:04:07 +02:00
Amir Alavi
eadfe4a546 fix: topologyspreadconstraint plugin to not add PodNodeAffinity unless the inclusion policy is honor 2025-07-10 17:42:57 -04:00
Amir Alavi
fbf11df729 fix: topologyspreadconstraint to prefer evictable before sorting domains
Sort pods that are above ideal avg based on the criteria that they fit on other nodes that are below avg

Signed-off-by: Amir Alavi <amiralavi7@gmail.com>
2025-07-10 17:42:12 -04:00
Ricardo Maraschini
6e714a2134 chore: stop with no-op default evictor settings
we have been carrying these no-op for quite a while now. we should only
set defaults when they are different from what they are being provided
by the user.
2025-07-07 15:31:49 +02:00
Jan Chaloupka
89eab59d82 logger: Align with the previous logger verbosity 2025-06-25 09:27:57 +02:00
Kubernetes Prow Robot
ace001c618 Merge pull request #1655 from googs1025/feature/contextual_logging
feature: use contextal logging for plugins
2025-06-25 00:16:29 -07:00
googs1025
33894afe2b feature: use contextal logging for plugins
Signed-off-by: googs1025 <googs1025@gmail.com>
2025-06-13 19:45:55 +08:00
lowang-bh
b63b09089e metrics name refact and mark old one deprecated
Signed-off-by: lowang-bh <lhui_wang@163.com>
2025-06-02 14:13:46 +08:00
Martin Tapp
e06443ef40 *1677 Allow Succeeded and Failed states in PodLifeTime 2025-05-23 15:56:37 -04:00
Kubernetes Prow Robot
9f918371a2 Merge pull request #1694 from ingvagabund/plugins-new-context
Extend plugin's New with a context.Context
2025-05-19 05:31:14 -07:00
Jan Chaloupka
1974c12e0f Extend plugin's New with a context.Context
The new context.Context can be later used for passing a contextualized
logger. Or, other initialization steps that require the context.
2025-05-19 12:23:44 +02:00
googs1025
b3aeca73db refactor: separate eviction constraints to constraints.go
Signed-off-by: googs1025 <googs1025@gmail.com>
2025-05-19 18:02:41 +08:00
Kubernetes Prow Robot
d34848086c Merge pull request #1691 from googs1025/fix/listall
fix(example): list only active pod
2025-05-12 10:55:14 -07:00
Kubernetes Prow Robot
9aa6d79c21 Merge pull request #1688 from ingvagabund/plugins-taints-do-not-list-all-pods
RemovePodsViolatingNodeTaints: list only pods that are not failed/suceeded
2025-05-12 06:55:18 -07:00
googs1025
7a76d9f0d3 fix(RemovePodsViolatingNodeTaints): list only active pod
Signed-off-by: googs1025 <googs1025@gmail.com>
2025-05-12 21:45:57 +08:00
Kubernetes Prow Robot
71746262b1 Merge pull request #1684 from googs1025/refactor_topology
chore: move namespaces filtering logic to New()
2025-05-11 12:29:14 -07:00
Jan Chaloupka
6691720da5 RemovePodsViolatingNodeTaints: list only pods that are not failed/suceeded
Listing pods was incorrectly changed to listing all pods during code
refactoring.
2025-05-10 21:12:06 +02:00
googs1025
0a691debfb feature: sort pods by restarts count in RemovePodsHavingTooManyRestarts plugin 2025-05-09 13:15:38 +08:00
googs1025
fbc875fac1 chore: move namespaces filtering logic to New() 2025-05-07 19:47:30 +08:00
Ricardo Maraschini
35a7178df6 feat: introduce strict eviction policy
with strict eviction policy the descheduler only evict pods if the pod
contains a request for the given threshold. for example, if using a
threshold for an extended resource called `example.com/gpu` only pods
who request such a resource will be evicted.
2025-04-09 16:48:32 +02:00
Kubernetes Prow Robot
17b90969cf Merge pull request #1629 from googs1025/fix_sortDomains
fix removepodsviolatingtopologyspreadconstraint plugin sort logic
2025-03-28 09:06:44 -07:00
googs1025
b4b203cc60 chore: add unit test for sortDomains func 2025-03-28 20:58:54 +08:00
googs1025
59d1d5d1b9 making isEvictable and hasSelectorOrAffinity invoked only once
Signed-off-by: googs1025 <googs1025@gmail.com>
2025-03-28 20:57:02 +08:00
Ricardo Maraschini
98e6ed6587 chore: log average and assessed thresholds
when calculating the average an applying the deviations it would be nice
to also see the assessed values.

this commit makes the descheduler logs these values when using level 3.
2025-03-28 10:16:20 +01:00
googs1025
4548723dea fix(removepodsviolatingtopologyspreadconstraint): fix removepodsviolatingtopologyspreadconstraint plugin sort logic
Signed-off-by: googs1025 <googs1025@gmail.com>
2025-03-27 23:49:45 +08:00
Kubernetes Prow Robot
9b9ae9a3be Merge pull request #1650 from ingvagabund/nodeutilization-deviation-skip-nodes-without-extended-resource
[nodeutilization]: skip nodes without extended resource when computing the average utilization
2025-03-20 05:58:31 -07:00
Jan Chaloupka
c22d773200 [nodeutilization] test nodes without extended resource when computing the average utilization 2025-03-20 13:22:28 +01:00