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91 Commits

Author SHA1 Message Date
Wei Huang
cbdb4e3fdb
refactor scheduler extender related API 
- move extender related API from pkg/scheduler/api to pkg/scheduler/apis/extender/v1

- alias extenderv1 to pkg/scheduler/apis/extender/v1

- use NodeScore and NodeScoreList in non-extender logic
 2019-10-01 09:51:24 -07:00
Abdullah Gharaibeh
89f936f6ac Modified the Filter interface to pass in nodeinfo instead of node name. 
This is necessary to support preemption, which relies on passing modified nodeinfo objects to the filters to simulate evicting lower-priority pods.
 2019-09-18 17:27:33 -04:00
Kubernetes Prow Robot
e53a952fa4
Merge pull request #82283 from ahmad-diaa/fix-field-types-in-scheduler-api-types 
Migrate scheduler api types to sized integers
 2019-09-12 15:56:32 -07:00
Kubernetes Prow Robot
82f5531df3
Merge pull request #82119 from wgliang/fixbug/fix-scheudle-function-context 
Take the context as the first argument of Schedule
 2019-09-12 11:46:28 -07:00
Ahmad Diaa
801cc549be migrate scheduler api types to sized integers 2019-09-12 19:06:40 +02:00
Shintaro Murakami
bb94dfea1e Fix EvaluatedNodes in ScheduleResult 2019-09-11 22:01:25 +09:00
Kubernetes Prow Robot
7351f1acd7
Merge pull request #81777 from mrkm4ntr/remove-pod-lister 
Remove unnecessary factory layer
 2019-09-10 14:32:15 -07:00
Guoliang Wang
d84a75c140 Fix filter plugins are not been called during preemption 2019-09-06 09:59:01 +08:00
Kubernetes Prow Robot
b33968972b
Merge pull request #82034 from alculquicondor/feat/unschedulable_unresolvable 
[Framework] Add UnschedulableAndUnresolvable status code
 2019-08-30 11:20:57 -07:00
Guoliang Wang
008f4e2ddc Take the context as the first argument of Schedule 2019-08-29 17:47:49 +08:00
Aldo Culquicondor
3c1f8a8c4e [Framework] Add UnschedulableAndUnresolvable status code 
The status can be used by (Pre)Filter plugins to indicate that
preemption wouldn't change the decision of the filter.

Signed-off-by: Aldo Culquicondor <acondor@google.com>
 2019-08-28 10:10:47 -04:00
Shintaro Murakami
a0c93b10c9 Remove unnecessary factory layer 2019-08-24 08:08:30 +09:00
Shintaro Murakami
acd82613ef Add fast path to podFitsOnNode 
Add test
 2019-08-22 17:21:00 +09:00
Kubernetes Prow Robot
f3c94c9c42
Merge pull request #81151 from mrkm4ntr/remove-node-lister 
Remove algorithm.NodeLister from scheduler interface
 2019-08-13 12:29:55 -07:00
Shintaro Murakami
11f043c784 Remove algorithm.NodeLister from scheduler interface 
Will fixup
 2019-08-13 10:30:30 +09:00
Wei Huang
b6b2838a95
Fix a racing issue in FakeFilterPlugin 
Filter() is called simultaneously, so the member of its (fake) implementation
cannot be written without lock.

The issue can be triggered by:

go test k8s.io/kubernetes/pkg/scheduler/core --race --count=50
 2019-08-07 10:33:44 -07:00
draveness
feb64858aa feat: implement "post-filter" extension point for scheduling framework 2019-08-02 10:12:54 +08:00
Kubernetes Prow Robot
aaad4c4afa
Merge pull request #80533 from alculquicondor/refactor/find_nodes 
Query nodes in Schedule only when there are no predicates
 2019-08-01 13:38:28 -07:00
Aldo Culquicondor
e703226522 Optimize Schedule by querying nodes only when needed. 
Signed-off-by: Aldo Culquicondor <acondor@google.com>
 2019-07-25 08:24:05 -04:00
Wei Huang
2027525abf
EvenPodsSpread: Preemption UT on generic_scheduler 2019-07-24 15:27:55 -07:00
Wei Huang
b99fb9187b
EvenPodsSpread: UT on genericScheduler.Schedule() 2019-07-24 10:28:46 -07:00
Youbing Li
7f9dd949e0 The implementation of Filter extension for the new framework 2019-07-17 03:28:30 -04:00
Abdullah Gharaibeh
c54c4d1962 Score plugin for the scheduling framework. 2019-07-16 09:38:37 -04:00
Kubernetes Prow Robot
fa65154a58
Merge pull request #78412 from draveness/feature/assign=start-time-for-test-pod 
fix: assign default value for pod.Status.StartTime in TestSelectNodes…
 2019-06-28 08:05:39 -07:00
Abdullah Gharaibeh
a61a437ef2 prefilter extension point implementation. 2019-06-10 17:01:50 -04:00
wangqingcan
52f3380ef3 change preempting to PreemptionPolicy 2019-05-31 12:42:05 +08:00
wangqingcan
5c9438c691 non-preempting-priorityclass 
Co-authored-by: Vallery Lancey <vallery@zeitgeistlabs.io>
Co-authored-by: Tan shanshan <tan.shanshan@zte.com.cn>
 2019-05-31 12:37:07 +08:00
draveness
196a6d65c7 fix: assign default value for pod.Status.StartTime in TestSelectNodesForPreemption 2019-05-29 20:18:54 +08:00
JieJhih Jhang
2cd5fc54a1 add scheduling framework configuration 
update bazel build

fix get plugin config method

initialize only needed plugins

fix unit test

fix import duplicate package

update bazel

add docstrings

add weight field to plugin

add plugin to v1alpha1

add plugins at appropriate extension points

remove todo statement

fix import package file path

set plugin json schema

add plugin unit test to option

initial plugin in test integration

initialize only needed plugins

update bazel

rename func

change plugins needed logic

remove v1 alias

change the comment

fix alias shorter

remove blank line

change docstrings

fix map bool to struct

add some docstrings

add unreserve plugin

fix docstrings

move variable inside the for loop

make if else statement cleaner

remove plugin config from reserve plugin unit test

add plugin config and reduce unnecessary options for unit test

update bazel

fix race condition

fix permit plugin integration

change plugins to be pointer

change weight to int32

fix package alias

initial queue sort plugin

rename unreserve plugin

redesign plugin struct

update docstrings

check queue sort plugin amount

fix error message

fix condition

change plugin struct

add disabled plugin for unit test

fix docstrings

handle nil plugin set
 2019-05-18 06:30:28 +08:00
draveness
d60bccc6a4 feat: implement "queue-sort" extension point for scheduling framework 2019-05-15 09:40:15 +08:00
Wei Huang
c4df3a2c44
prevent predicatesOrdering from escaping from UT 
- sets `predicatesOrdering` back to original value in UT
 2019-05-08 18:05:34 -07:00
Bobby (Babak) Salamat
404dc1ed79 Update scheduler framework plugins to align with the latest changes to the framework design 2019-04-29 16:40:56 -07:00
Jun Gong
042b83ba73 Pick pods for preemption based on StartTime of pods when priorities are equal 2019-03-26 09:04:50 +08:00
Wei Huang
49346c1e04
shorten scheduler package alias for better readability 
- schedulerinternalcache -> internalcache
 2019-03-21 18:14:19 -07:00
goodluckbot
8d991e6ee2 Pick node for preemption based on start time of pods 2019-03-12 12:30:15 +08:00
Bobby (Babak) Salamat
e0ad271891 Optimize scheduler cache snapshotting using an MRU structure. 2019-02-20 13:38:37 -08:00
Kubernetes Prow Robot
14b2014c4a
Merge pull request #72079 from sonasingh46/cleanup 
refactor(scheduler): Move priority types to priorities package
 2019-01-15 09:24:15 -08:00
Bobby (Babak) Salamat
127321296c Fix and improve preemption test to work with the new logic 2019-01-14 14:27:16 -08:00
sonasingh46
1fe7ce21bc refactor(scheduler): Move priority types to priorities package 
This moves the priority types from the algorithm package
to priorities package.
Idea is to move the type to the packages where it is
implemented. This will ease the future refactor process.
 2019-01-09 02:39:11 +05:30
Guoliang Wang
3e69638772 [scheduler] Modify the scheduling result struct and improve logging for successful binding 2019-01-03 11:00:35 +08:00
wangqingcan
b82a1d4600 Move predicate types from algorithm to predicates 2018-12-21 22:26:47 +08:00
Kubernetes Prow Robot
0d63cf9caa
Merge pull request #67037 from Huang-Wei/cleanup-ood 
cleanup logic related with OutOfDisk
 2018-12-20 17:30:27 -08:00
Guoliang Wang
6515c4e09b Set percentage of nodes scored in each cycle dynamically based on the cluster size 2018-12-20 11:20:00 +08:00
Wei Huang
8f87e71e0c
cleanup logic related with OutOfDisk 
- cleanup OOD logic in scheduling and node controller
- update comments and testcases
 2018-12-18 11:28:02 -08:00
wangqingcan
1081e919e3 Eclass Task 1: clean up old equiv class code 
Co-authored-by: Harry Zhang <resouer@gmail.com>
Co-authored-by: Wang Qingcan <wangqingcan@baidu.com>
 2018-12-17 17:05:49 -08:00
Kubernetes Prow Robot
05183bffe5
Merge pull request #71872 from yuexiao-wang/scheduler-nodeinfo 
[scheduler cleanup phase 2]: Rename `pkg/scheduler/cache` to `pkg/scheduler/nodeinfo`
 2018-12-12 08:08:33 -08:00
yuexiao-wang
f3353c358d [scheduler cleanup phase 2]: Rename to 
Signed-off-by: yuexiao-wang <wang.yuexiao@zte.com.cn>
 2018-12-11 11:21:12 +08:00
Gregory Haynes
5e4ccede4c Reschedule with backoff 
With the alpha scheduling queue we move pods from unschedulable to
active on certain events without a backoff. As a result we can cause
starvation issues if high priority pods are in the unschedulable queue.
Implement a backoff mechanism for pods being moved to active.

Closes #56721
 2018-12-06 16:38:34 +00:00
Bobby (Babak) Salamat
f74b30868c Add plugin invocation for 'reserve' and 'prebind' plugins to the scheduler. 2018-11-30 16:03:47 -08:00
Wei Huang
a86ba8b3c4
fix a scheduler panic due to internal cache inconsistency 2018-11-16 13:02:13 -08:00