Kubernetes Prow Robot
d4ce66fe0b
Merge pull request #90660 from Huang-Wei/synced-sched-err-call
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Move unschedulable Pod to internal schedulingQ synchronously
2020-05-16 19:00:06 -07:00
Davanum Srinivas
442a69c3bd
switch over k/k to use klog v2
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Signed-off-by: Davanum Srinivas <davanum@gmail.com >
2020-05-16 07:54:27 -04:00
Wei Huang
133a02540f
Move unschedulable Pod to internal schedulingQ synchronously
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- use in-cache Pod instead of real-time Pod (by calling API server) to mark it as unschedulable
in internal schedulingQ
- remove the backoff logic as now we don't call API server
- the whole logic is changed to a synchronous call
2020-05-15 19:27:28 -07:00
Abdullah Gharaibeh
5e0211c72d
Added pre-processed required affinity terms to scheduler's PodInfo type.
2020-05-14 10:30:42 -04:00
lixiang
5844bc3b9f
There's no need to set moveRequestCycle and do broadcast twice.
2020-04-28 00:43:58 +08:00
Abdullah Gharaibeh
a151682887
Split scheduler's PodInfo into two types, PodInfo and PodQueueInfo
2020-04-21 21:45:20 -04:00
Aldo Culquicondor
c048858471
Support multiple scheduling profiles in a single scheduler
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Signed-off-by: Aldo Culquicondor <acondor@google.com >
2020-02-25 11:31:20 -05:00
notpad
a4e4a99435
Remove PodBackoffMap
2020-02-14 08:31:07 +08:00
Aldo Culquicondor
9d2786c383
Fix back off when scheduling cycle is delayed
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Signed-off-by: Aldo Culquicondor <acondor@google.com >
2020-01-29 13:15:13 -05:00
Wei Huang
c712230ac1
Implement default queue sort logic as a scheduler plugin
2020-01-16 19:10:43 -08:00
Wei Huang
b2159b5d66
Remove scheduler/algorithm/priorities/util package
2020-01-09 20:16:05 -08:00
caiweidong
02e217759e
update comments of some funs in scheduling_queue
2020-01-02 23:35:12 +08:00
Abdullah Gharaibeh
429448cb40
move inter pod affinity predicate logic to its Filter plugin
2019-12-20 16:58:36 -05:00
Kubernetes Prow Robot
ca7ad98d60
Merge pull request #85470 from cwdsuzhou/add_pod_info
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add pod info when failing to add pod to unschedulableQ
2019-12-03 18:35:10 -08:00
Abdullah Gharaibeh
f388534082
make scheduling queue start before the scheduler starts and stops after the scheduler stops
2019-12-02 14:35:09 -05:00
caiweidong
81afa77e3b
add pod info when failing to add pod to queue
2019-11-22 11:07:31 +08:00
draveness
39af760930
feat: several cleanups in the scheduling package
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+ Remove unused variable in tests.
+ Use more common statement for interface conformance check.
+ Fix several comments in the framework plugins.
2019-10-18 11:14:05 +08:00
Cong Liu
fc226e0670
Add incoming pod metrics to scheduler queue.
2019-10-16 14:26:16 -04:00
Cong Liu
085852160a
Add per-pod metrics for scheduler.
2019-10-10 16:58:21 -04:00
draveness
9646afb1f5
feat: add pod initial/max backoff duration to config API
2019-10-09 19:48:28 +08:00
Harsh Singh
f462a31e9b
Move heap into its own internal package
2019-10-05 01:24:36 +05:30
Harsh Singh
6a9ef7f04f
Move GetPodPriority from /scheduler/util to /api/pod
2019-09-24 22:02:13 +05:30
NickrenREN
315f34bb51
delete the pods from unschedulable queue only when Add succeeds
2019-07-28 11:24:11 +08:00
Wei Huang
29195faa69
supplemental logic to ensure nominatedPodMap.update() is still stateless
2019-05-17 07:44:05 -07:00
Wei Huang
115fe94b6f
scheduler: fix flaky test TestPreemptionRaces
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In some cases, an Update event with no "NominatedNode" present is received right
after a node("NominatedNode") is reserved for this pod in memory.
If we go updating (delete and add) it, it actually un-reserves the node since
the newPod doesn't carry sped.status.nominatedNode.
In this case, during this time other low-priority pods have chances to take space which
was reserved for the nominatedPod.
2019-05-17 07:44:04 -07:00
draveness
d60bccc6a4
feat: implement "queue-sort" extension point for scheduling framework
2019-05-15 09:40:15 +08:00
draveness
6382595221
feat: move klog from AddUnschedulableIfNotPresent into the call site
2019-05-07 00:40:25 +08:00
xiuqiao
36effb4700
Remove FIFO scheduling queue and old pod backoff logic
2019-04-25 07:35:22 +08:00
Davanum Srinivas
7b8c9acc09
remove unused code
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Change-Id: If821920ec8872e326b7d85437ad8d2620807799d
2019-04-19 08:36:31 -04:00
Wei Huang
7afbd68730
add metrics to record number of pending pods in different queues
2019-04-08 17:51:07 -07:00
Ted Yu
4b4c20be7c
Use read lock for PendingPods
2019-04-06 13:48:51 -07:00
Kubernetes Prow Robot
52ec2a0009
Merge pull request #75497 from goodluckbot/remove-backoff-util
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Integrate backoff mechanism into the scheduling queue and remove the …
2019-04-05 18:06:41 -07:00
goodluckbot
151649df4c
Integrate backoff mechanism into the scheduling queue and remove the Backoff util
2019-04-06 00:15:00 +08:00
wangqingcan
8fd45d8300
clean up func podTimestamp
2019-03-27 11:05:19 +08:00
Wei Huang
2b554b4286
scheduler: cleanup unused parameters in unschedulableQ
2019-03-13 11:54:16 -07:00
Jonathan Basseri
df4d65d2e1
Ensure that pods obey backoff timers.
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The function AddUnschedulableIfNotPresent is responsible for
initializing or updating backoff timers for pods that could not be
scheduled. The helper function backoffPod does that work, but was not
being called in all cases.
This moves that call to be (mostly) unconditional, while cleaning up
comments and error handling.
2019-02-26 10:21:18 -08:00
wangqingcan
ea9e1a4118
not updae timestamp for each scheduling attempt
2019-02-22 09:46:18 +08:00
Yecheng Fu
ba47beffd2
Fix weakness of current receivedMoveRequest
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- add incremental scheduling cycle
- instead of set a flag on move reqeust, we cache current scheduling
cycle in moveRequestCycle
- when unschedulable pods are added back, compare its cycle with
moveRequestCycle to decide whether it should be added into active queue
or not
2019-01-30 10:13:49 +08:00
Wei Huang
02cdc24cd3
enforce unscheduable pod has proper chance to be retried
2019-01-22 09:23:51 +08:00
Kubernetes Prow Robot
d857790d36
Merge pull request #72558 from denkensk/add-goroutine-move-unschedulablepods-to-activeq
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Move unschedulable pods to the active queue if they are not retried for more than 1 minute
2019-01-16 17:15:16 -08:00
wangqingcan
de8cfdcd79
add goroutine to move unschedulablepods to activeq regularly
2019-01-16 12:08:19 +08:00
Kubernetes Prow Robot
db60e4f20c
Merge pull request #72632 from danielqsj/sch_pod
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Move getNextPod to closure
2019-01-08 19:22:19 -08:00
Kubernetes Prow Robot
5a708017e9
Merge pull request #72619 from everpeace/fix-starvation-by-sorting-queue-with-last-probe-time
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change sort function of scheduling queue to avoid starvation when a lot of unscheduleable pods are in the queue
2019-01-07 20:24:24 -08:00
danielqsj
8dc1e83946
Add func comment for MakeNextPodFunc
2019-01-08 11:07:47 +08:00
danielqsj
554ad383e3
Move getNextPod to closure
2019-01-07 17:54:49 +08:00
Shingo Omura
22079a79d4
change sort function of scheduling queue to avoid starvation when unschedulable pods are in the queue
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When starvation heppens:
- a lot of unschedulable pods exists in the head of queue
- because condition.LastTransitionTime is updated only when condition.Status changed
- (this means that once a pod is marked unschedulable, the field never updated until the pod successfuly scheduled.)
What was changed:
- condition.LastProbeTime is updated everytime when pod is determined
unschedulable.
- changed sort function so to use LastProbeTime to avoid starvation
described above
Consideration:
- This changes increases k8s API server load because it updates Pod.status whenever scheduler decides it as
unschedulable.
Signed-off-by: Shingo Omura <everpeace@gmail.com >
2019-01-07 11:05:45 +09:00
Kubernetes Prow Robot
222d7837a8
Merge pull request #72303 from cofyc/fix72013-cleanup-scheduler
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Update comments to reflect current logic
2019-01-03 15:51:34 -08:00
Yecheng Fu
fa88bcc154
Update comments for PriorityQueue.
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Log condition reason which is useful for debugging.
2019-01-03 09:25:05 +08:00
Bobby (Babak) Salamat
7044145920
Fix race in setting nominated node
2018-12-29 22:54:15 -08:00
Bobby (Babak) Salamat
48b6f75829
Add pods in the backoff queue to the list of pending pods
2018-12-20 17:28:23 -08:00
