[
https://issues.apache.org/jira/browse/YUNIKORN-575?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
ASF GitHub Bot updated YUNIKORN-575:
------------------------------------
Labels: pull-request-available (was: )
> Skip creating placeholders for the completed apps post restart
> --------------------------------------------------------------
>
> Key: YUNIKORN-575
> URL: https://issues.apache.org/jira/browse/YUNIKORN-575
> Project: Apache YuniKorn
> Issue Type: Sub-task
> Components: shim - kubernetes
> Affects Versions: 0.10
> Reporter: Ayub Pathan
> Assignee: Weiwei Yang
> Priority: Major
> Labels: pull-request-available
> Attachments: Screen Shot 2021-03-15 at 9.27.10 PM.png, yk_recover.log
>
>
> * Post restart, YK tries to recover the completed apps and schedules
> placeholder pods(even though the real pods are in completed state), which may
> not be needed. This leads to resource mismanagement.
> {noformat}
> gang-app-timeout-1006-5jqqk 0/1 Completed 0 69m
> gang-app-timeout-1007-tw44t 0/1 Completed 0 66m
> gang-app-timeout-1008-dmzc4 0/1 Completed 0 64m
> gang-app-timeout-1008-dwxgq 0/1 Completed 0 64m
> gang-app-timeout-1008-sl2x9 0/1 Completed 0 64m
> tg-timeout-1006-gang-app-timeout-1006-0 1/1 Running 0 60s
> tg-timeout-1006-gang-app-timeout-1006-1 1/1 Running 0 60s
> tg-timeout-1006-gang-app-timeout-1006-2 1/1 Running 0 60s
> tg-timeout-1007-gang-app-timeout-1007-0 1/1 Running 0 60s
> tg-timeout-1007-gang-app-timeout-1007-1 1/1 Running 0 60s
> tg-timeout-1007-gang-app-timeout-1007-2 0/1 Pending 0 60s
> tg-timeout-1008-gang-app-timeout-1008-0 1/1 Running 0 60s
> tg-timeout-1008-gang-app-timeout-1008-1 1/1 Running 0 60s
> tg-timeout-1008-gang-app-timeout-1008-2 1/1 Running 0 60s
> {noformat}
> * *All the completed apps are marked as failed, post restart and the
> allocations are not released. This could be a resource leak post restart.*
> {noformat}
> [
> {
> "allocations": null,
> "applicationID": "gang-app-timeout-1009",
> "applicationState": "Accepted",
> "partition": "[mycluster]default",
> "queueName": "root.fifo",
> "submissionTime": 1615868052062417676,
> "usedResource": "[]"
> },
> {
> "allocations": null,
> "applicationID": "gang-app-timeout-1011",
> "applicationState": "Accepted",
> "partition": "[mycluster]default",
> "queueName": "root.fifo",
> "submissionTime": 1615868052062788287,
> "usedResource": "[]"
> },
> {
> "allocations": null,
> "applicationID": "gang-app-timeout-1010",
> "applicationState": "Accepted",
> "partition": "[mycluster]default",
> "queueName": "root.fifo",
> "submissionTime": 1615868052057156621,
> "usedResource": "[]"
> },
> {
> "allocations": null,
> "applicationID": "gang-app-timeout-1003",
> "applicationState": "Accepted",
> "partition": "[mycluster]default",
> "queueName": "root.fifo",
> "submissionTime": 1615868052062023562,
> "usedResource": "[]"
> },
> {
> "allocations": [
> {
> "allocationKey": "0a761a05-4b00-4e34-a54d-22411007553a",
> "allocationTags": {
> "kubernetes.io/label/applicationId":
> "gang-app-timeout-1008",
> "kubernetes.io/label/queue": "fifo",
> "kubernetes.io/meta/namespace": "fifo",
> "kubernetes.io/meta/podName":
> "tg-timeout-1008-gang-app-timeout-1008-0"
> },
> "applicationId": "gang-app-timeout-1008",
> "nodeId": "ip-10-192-131-213.ca-central-1.compute.internal",
> "partition": "default",
> "priority": "0",
> "queueName": "root.fifo",
> "resource": "[memory:300 vcore:300]",
> "uuid": "9704811c-422d-4efa-bb42-ab565fb5f16b"
> },
> {
> "allocationKey": "2505258b-3358-4143-b2a2-9084ffa0977b",
> "allocationTags": {
> "kubernetes.io/label/applicationId":
> "gang-app-timeout-1008",
> "kubernetes.io/label/queue": "fifo",
> "kubernetes.io/meta/namespace": "fifo",
> "kubernetes.io/meta/podName":
> "tg-timeout-1008-gang-app-timeout-1008-1"
> },
> "applicationId": "gang-app-timeout-1008",
> "nodeId": "ip-10-192-131-213.ca-central-1.compute.internal",
> "partition": "default",
> "priority": "0",
> "queueName": "root.fifo",
> "resource": "[memory:300 vcore:300]",
> "uuid": "e0ff467d-ec18-4d5b-b981-861835f1604a"
> },
> {
> "allocationKey": "29dbfaec-7632-4bff-b4ea-e313521497f1",
> "allocationTags": {
> "kubernetes.io/label/applicationId":
> "gang-app-timeout-1008",
> "kubernetes.io/label/queue": "fifo",
> "kubernetes.io/meta/namespace": "fifo",
> "kubernetes.io/meta/podName":
> "tg-timeout-1008-gang-app-timeout-1008-2"
> },
> "applicationId": "gang-app-timeout-1008",
> "nodeId": "ip-10-192-142-84.ca-central-1.compute.internal",
> "partition": "default",
> "priority": "0",
> "queueName": "root.fifo",
> "resource": "[memory:300 vcore:300]",
> "uuid": "6723d3ac-c7c8-4935-bb23-3b443909a252"
> }
> ],
> "applicationID": "gang-app-timeout-1008",
> "applicationState": "Failed",
> "partition": "[mycluster]default",
> "queueName": "root.fifo",
> "submissionTime": 1615868050004448061,
> "usedResource": "[]"
> },
> {
> "allocations": [
> {
> "allocationKey": "05d87d17-a6dc-4bc0-b495-c76f1cd0a3cb",
> "allocationTags": {
> "kubernetes.io/label/applicationId":
> "gang-app-timeout-1007",
> "kubernetes.io/label/queue": "fifo",
> "kubernetes.io/meta/namespace": "fifo",
> "kubernetes.io/meta/podName":
> "tg-timeout-1007-gang-app-timeout-1007-0"
> },
> "applicationId": "gang-app-timeout-1007",
> "nodeId": "ip-10-192-131-213.ca-central-1.compute.internal",
> "partition": "default",
> "priority": "0",
> "queueName": "root.fifo",
> "resource": "[memory:300 vcore:300]",
> "uuid": "67401008-61b0-4957-8361-6d0e8917c21f"
> },
> {
> "allocationKey": "1af95692-0186-44fe-b712-30edb51b85c2",
> "allocationTags": {
> "kubernetes.io/label/applicationId":
> "gang-app-timeout-1007",
> "kubernetes.io/label/queue": "fifo",
> "kubernetes.io/meta/namespace": "fifo",
> "kubernetes.io/meta/podName":
> "tg-timeout-1007-gang-app-timeout-1007-1"
> },
> "applicationId": "gang-app-timeout-1007",
> "nodeId": "ip-10-192-142-84.ca-central-1.compute.internal",
> "partition": "default",
> "priority": "0",
> "queueName": "root.fifo",
> "resource": "[memory:300 vcore:300]",
> "uuid": "5d1f129e-3e40-4103-b2e6-53daf408465f"
> }
> ],
> "applicationID": "gang-app-timeout-1007",
> "applicationState": "Failed",
> "partition": "[mycluster]default",
> "queueName": "root.fifo",
> "submissionTime": 1615868050004840460,
> "usedResource": "[]"
> },
> {
> "allocations": [
> {
> "allocationKey": "8524d2ab-a591-4fca-8a5f-3847e8d173ab",
> "allocationTags": {
> "kubernetes.io/label/applicationId":
> "gang-app-timeout-1006",
> "kubernetes.io/label/queue": "fifo",
> "kubernetes.io/meta/namespace": "fifo",
> "kubernetes.io/meta/podName":
> "tg-timeout-1006-gang-app-timeout-1006-1"
> },
> "applicationId": "gang-app-timeout-1006",
> "nodeId": "ip-10-192-142-84.ca-central-1.compute.internal",
> "partition": "default",
> "priority": "0",
> "queueName": "root.fifo",
> "resource": "[memory:300 vcore:300]",
> "uuid": "909735f0-607b-4799-bf4c-8b45f59c174b"
> },
> {
> "allocationKey": "b33078a1-aac6-4217-afd5-3c80248782dd",
> "allocationTags": {
> "kubernetes.io/label/applicationId":
> "gang-app-timeout-1006",
> "kubernetes.io/label/queue": "fifo",
> "kubernetes.io/meta/namespace": "fifo",
> "kubernetes.io/meta/podName":
> "tg-timeout-1006-gang-app-timeout-1006-2"
> },
> "applicationId": "gang-app-timeout-1006",
> "nodeId": "ip-10-192-131-213.ca-central-1.compute.internal",
> "partition": "default",
> "priority": "0",
> "queueName": "root.fifo",
> "resource": "[memory:300 vcore:300]",
> "uuid": "80f04647-ada2-4851-9361-d6bcb5c18c65"
> },
> {
> "allocationKey": "e7aa1b09-fac8-43bf-aae9-48215086ae36",
> "allocationTags": {
> "kubernetes.io/label/applicationId":
> "gang-app-timeout-1006",
> "kubernetes.io/label/queue": "fifo",
> "kubernetes.io/meta/namespace": "fifo",
> "kubernetes.io/meta/podName":
> "tg-timeout-1006-gang-app-timeout-1006-0"
> },
> "applicationId": "gang-app-timeout-1006",
> "nodeId": "ip-10-192-142-84.ca-central-1.compute.internal",
> "partition": "default",
> "priority": "0",
> "queueName": "root.fifo",
> "resource": "[memory:300 vcore:300]",
> "uuid": "f6172318-7e4a-4252-8bf5-8346de4a4d48"
> }
> ],
> "applicationID": "gang-app-timeout-1006",
> "applicationState": "Failed",
> "partition": "[mycluster]default",
> "queueName": "root.fifo",
> "submissionTime": 1615868050003595376,
> "usedResource": "[]"
> }
> ]
> {noformat}
> YK UI snapshot showing apps marked as failed.
> !image-2021-03-15-21-37-56-129.png|thumbnail!
> Attached log. [^yk_recover.log]
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