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143 Commits

Author SHA1 Message Date
Amir Alavi
4d04018c93 update version references in docs and readme 2022-12-12 20:51:16 -05:00
Lucas Severo Alves
97c22e1e4b logo in readme 2022-12-12 16:19:22 +01:00
Jan Chaloupka
6e953b2ff3 Separate migration of strategy configuration from the constructing and running the plugins (#999) 
* Remove log level from Errors

Every error printed via Errors is expected to be important and always
printable.

* Invoke first Deschedule and then Balance extension points (breaking change)

* Separate plugin arg conversion from pluginsMap

* Seperate profile population from plugin execution

* Convert strategy params into profiles outside the main descheduling loop

Strategy params are static and do not change in time.

* Bump the internal DeschedulerPolicy to v1alpha2

Drop conversion from v1alpha1 to internal

* add tests to v1alpha1 to internal conversion

* add tests to strategyParamsToPluginArgs params wiring

* in v1alpha1 evictableNamespaces are still Namespaces

* add test passing in all params

Co-authored-by: Lucas Severo Alves <lseveroa@redhat.com>
 2022-11-14 08:48:41 -08:00
Lucas Severo Alves
398ffa7ee0 add namespace filter to nodeutilization 2022-10-30 00:52:30 +02:00
Jan Chaloupka
28e0965eeb README: be more explicit about scope of the descheduler.alpha.kubernetes.io/evict annotation 2022-10-17 10:47:47 +02:00
Furkat Gofurov
7bed6456d1 Fix broken kustomize reference in the root README 2022-10-06 22:00:10 +03:00
Kubernetes Prow Robot
0317be1b76 Merge pull request #935 from pravarag/update-docs-1.25-release 
Update docs & manifests for v0.25.0
 2022-09-08 06:49:45 -07:00
Pravar Agrawal
e68ceb2273 Update docs & manifests for v0.25.0 2022-09-02 23:51:21 +05:30
Amir Alavi
face080485 clarify which version PodLifeTime introduced states parameter and deprecated podStatusPhases 
Signed-off-by: Amir Alavi <amiralavi7@gmail.com>
 2022-08-27 14:59:14 -04:00
Amir Alavi
abf5752260 PodLifeTime: add States field and deprecate PodStatusPhases 2022-06-25 15:13:18 -04:00
Mike Dame
5dfd54e500 Docs and readme updates 2022-06-08 13:35:22 +00:00
Amir Alavi
038b6e1ca7 nodeFit: fix docs spacing for placement of the field 2022-06-07 11:59:30 -04:00
Pravar Agrawal
314ad65b04 Update docs and manifests for v0.24.0 2022-05-04 22:08:49 +05:30
Jan Chaloupka
3eca2782d4 Addressing review comments 
Both LowNode and HighNode utilization strategies evict only as many pods
as there's free resources on other nodes. Thus, the resource fit test
is always true by definition.
 2022-04-28 18:54:54 +02:00
RyanDevlin
16eb9063b6 NodeFit parameter now considers pod requests 2022-04-28 10:16:52 +02:00
Ryan Yin
d08cea731a fix: incorrect indentation 2022-04-26 06:05:12 +08:00
Kubernetes Prow Robot
238eebeaca Merge pull request #722 from Dentrax/feature/leaderelection 
feat(leaderelection): impl leader election for HA Deployment
 2022-03-28 09:39:23 -07:00
Kubernetes Prow Robot
cf59d08193 Merge pull request #751 from HelmutLety/redo_#473 
feat: Add DeviationThreshold Paramter for LowNodeUtilization, (Previous attempt - #473 )
 2022-03-28 03:53:24 -07:00
HelmutLety
2ea65e69dc feat(LowNodeUtilization): useDeviationThresholds, redo of #473 
[751]: normalize Percentage in nodeutilization and clean the tests
 2022-03-28 12:35:01 +02:00
Jacob Henner
ac3362149b Add RemovePodsViolatingNodeTaints taint exclusion 
Add taint exclusion to RemovePodsViolatingNodeTaints. This permits node
taints to be ignored by allowing users to specify ignored taint keys or
ignored taint key=value pairs.
 2022-03-27 13:48:40 -04:00
Furkan
0a52af9ab8 feat(leaderelection): impl leader election 
Signed-off-by: Furkan <furkan.turkal@trendyol.com>
Signed-off-by: eminaktas <eminaktas34@gmail.com>
Co-authored-by: Emin <emin.aktas@trendyol.com>
Co-authored-by: Yasin <yasintaha.erol@trendyol.com>
 2022-03-25 14:33:14 +03:00
Hiroya Onoe
01e7015b97 Update docs for maxNoOfPodsToEvictPerNamespace 2022-03-07 16:21:04 +09:00
Jane Liu L
cd8dbdd1e2 remove MostRequestedPriority from doc since already deprecated 2022-02-24 09:00:36 +08:00
Mike Dame
c51c066cd1 Clarify resource calculations in NodeUtilization strategy Readmes 
This adds text explaining the resource calculation in LowNodeUtilization and HighNodeUtilization
 2022-01-30 12:59:47 -05:00
babygoat
1529180d70 feat: support eviction of failed bare pods 
This patch adds the policy(evictFailedBarePods) to allow the failed
pods without ownerReferences to be evicted. For backward compatibility,
disable the policy by default. Address #644.
 2022-01-06 01:07:41 +08:00
Abhilash Pallerlamudi
c47e811937 fix typo minPodLifeTimeSeconds 
Signed-off-by: Abhilash Pallerlamudi <stp.abhi@gmail.com>
 2021-11-29 17:51:40 -08:00
Kubernetes Prow Robot
d0f11a41c0 Merge pull request #639 from JaneLiuL/master 
Ignore Pods With Deletion Timestamp
 2021-11-15 08:44:49 -08:00
Jane Liu L
c7524705b3 Ignore Pods With Deletion Timestamp 2021-11-10 09:32:11 +08:00
W. Trevor King
6fd80ba29c README: Clarify podRestartThreshold applying to the sum over containers 
calcContainerRestarts sums over containers.  The new language makes
that clear, avoiding potential confusion vs. an altenative that looked
for pods where a single container had passed the configured threshold.
For example, with three containers with 50 restarts and a threshold of
100, the actual "sum over containers" logic makes that pod a candidate
for descheduling, but the "largest single container restart count"
hypothetical would not have made it a candidate.

Also shifts labelSelector into the parameter table, because when it
was added in 29ade13ce7 (README and e2e-testcase add for
labelSelector, 2021-03-02, #510), it landed a few lines too high.
 2021-10-07 14:51:26 -07:00
Sean Malloy
16228c9dd1 Update Docs and Manifests for v0.22.0 
* Added v0.22 references to README
* Update k8s manifests with v0.22.0 references
* Added table with list of supported architectures by release
 2021-08-31 00:24:18 -05:00
Amir Alavi
0e0e688fe8 Introduce RemoveFailedPods strategy 2021-08-30 14:17:52 -04:00
Kubernetes Prow Robot
6ad6f6fce5 Merge pull request #592 from chrisjohnson00/issue-591 
docs: adding clarification to HighNodeUtilization's purpose
 2021-08-12 21:38:22 -07:00
Amir Alavi
7cb44dca27 Update README to remove redundant list of strategies 2021-07-30 16:35:00 -04:00
Chris Johnson
d4fa83f8bc chore: PR feedback 2021-06-25 12:30:28 -07:00
Chris Johnson
448dbceadd docs: adding clarification to HighNodeUtilization's purpose 2021-06-24 16:20:21 -07:00
Mike Dame
eb1f0ecc14 Update Go report card badge 2021-06-08 13:39:53 -04:00
Jan Chaloupka
d998d82357 HighNodeUtilization: add NodeFit feature 2021-06-08 16:59:43 +02:00
Kubernetes Prow Robot
fe8d4c0d21 Merge pull request #572 from audip/feature/add-deployment-k8s-yaml-files 
Add run descheduler as deployment
 2021-06-08 05:47:14 -07:00
Kubernetes Prow Robot
3843a2d5d1 Merge pull request #550 from hanumanthan/highnodeutilisation 
Highnodeutilization strategy
 2021-06-08 01:59:12 -07:00
Hanu
4cd1e66ef3 Adding highnodeutilization strategy 2021-06-06 18:01:42 +08:00
Amir Alavi
012ca2398f Filter pods by labelSelector during eviction for TopologySpreadConstraint strategy 2021-06-01 15:42:23 -04:00
RyanDevlin
41d46d0d3b Working nodeFit feature 2021-05-24 09:03:38 -04:00
Aditya Purandare
646c13ae15 Fix grammar and indentation issue for deployment resource 2021-05-21 12:42:51 -07:00
Aditya Purandare
449383caa3 Add run descheduler as deployment files and update README 2021-05-20 17:04:05 -07:00
Kubernetes Prow Robot
832facc526 Merge pull request #537 from KohlsTechnology/docs-0.21.0 
Update Docs and Manifests for v0.21.0
 2021-04-13 08:24:52 -07:00
Jan Chaloupka
60cf3aeb95 Add diagram of strategies 2021-04-12 09:51:54 +02:00
Jan Chaloupka
c239e1199f LNU: improve nodeUsage logging 
To avoid:
```
I0210 11:56:04.137956 3309277 lownodeutilization.go:389] "Updated node usage" updatedUsage={node:0xc000460000 usage:map[cpu:0xc00042b480 memory:0xc00042b4c0 pods:0xc00042b500] allPods:[0xc0004a0000 0xc0004a03e8 0xc0004a07d0 0xc0004a0bb8 0xc0004a0fa0 0xc0004a1388 0xc0004a1770 0xc0004a1b58] lowResourceThreshold:map[cpu:0xc00042b540 memory:0xc00042b580 pods:0xc00042b5c0] highResourceThreshold:map[cpu:0xc00042b600 memory:0xc00042b640 pods:0xc00042b680]}
I0210 11:56:04.138829 3309277 lownodeutilization.go:389] "Updated node usage" updatedUsage={node:0xc000460000 usage:map[cpu:0xc00042b480 memory:0xc00042b4c0 pods:0xc00042b500] allPods:[0xc0004a0000 0xc0004a03e8 0xc0004a07d0 0xc0004a0bb8 0xc0004a0fa0 0xc0004a1388 0xc0004a1770 0xc0004a1b58] lowResourceThreshold:map[cpu:0xc00042b540 memory:0xc00042b580 pods:0xc00042b5c0] highResourceThreshold:map[cpu:0xc00042b600 memory:0xc00042b640 pods:0xc00042b680]}
I0210 11:56:04.139044 3309277 lownodeutilization.go:389] "Updated node usage" updatedUsage={node:0xc000460000 usage:map[cpu:0xc00042b480 memory:0xc00042b4c0 pods:0xc00042b500] allPods:[0xc0004a0000 0xc0004a03e8 0xc0004a07d0 0xc0004a0bb8 0xc0004a0fa0 0xc0004a1388 0xc0004a1770 0xc0004a1b58] lowResourceThreshold:map[cpu:0xc00042b540 memory:0xc00042b580 pods:0xc00042b5c0] highResourceThreshold:map[cpu:0xc00042b600 memory:0xc00042b640 pods:0xc00042b680]}
```
 2021-04-06 09:43:23 +02:00
ZongqiangZhang
81b816d4a4 support extended resources in lownodeutilization 2021-04-02 21:37:51 +08:00
Sean Malloy
6a4181158a Update Docs and Manifests for v0.21.0 
* Added v0.21 references to README
* Update k8s manifests with v0.21.0 references
* Added table with list of supported architectures by release
 2021-03-31 00:53:19 -05:00
RyanDevlin
b5d7219391 Completed evictSystemCriticalPods feature 2021-03-29 23:13:05 -04:00