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443 Commits
Author SHA1 Message Date
Jan Chaloupka 1a61470e81 refactor(TestPodLifeTime): have a pod fully created through BuildTestPod without any edits 2025-12-10 14:13:14 +01:00
Jan Chaloupka c02779b6a5 refactor(TestPodLifeTime): have a pod fully created through BuildTestPod without any edits 2025-12-10 14:13:09 +01:00
Jan Chaloupka ff6363692c refactor(TestPodLifeTime): have a pod fully created through BuildTestPod without any edits 2025-12-10 14:13:04 +01:00
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 RobotandGitHub 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 RobotandGitHub 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 RobotandGitHub 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 RobotandGitHub 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 RobotandGitHub 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 RobotandGitHub 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 RobotandGitHub 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 RobotandGitHub 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