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/ sigã¹ã±ãŒã©ããªãã£
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cc @jdumars @jberkus
/ assign @shyamjvs @ wojtek-t
ç§ã¯ä»é±äžã«ãããã«å°éããããšããŸãïŒããªãŒãµã€ã¯ã«atmãäžè¶³ããŠããŸãïŒã
@shyamjvsãã®åé¡ã®æŽæ°ã¯ãããŸããïŒ
https://k8s-testgrid.appspot.com/sig-release-master-blocking#gce -scale-correctness
ç§ã¯ãããç°¡åã«èª¿ã¹ãŸããã ãããŠãããã€ãã®ãã¹ããéåžžã«é ãããäœããã¶ãäžãã£ãŠããŸãã ååã®å®è¡ããã®ãã°ã®ããŒïŒ
62571 I0301 23:01:31.360] Mar 1 23:01:31.348: INFO: Running AfterSuite actions on all node
62572 I0301 23:01:31.360]
62573 W0302 07:32:00.441] 2018/03/02 07:32:00 process.go:191: Abort after 9h30m0s timeout during ./hack/ginkgo-e2e.sh --ginkgo.flakeAttempts=2 --ginkgo.skip=\[Serial\]|\[Disruptive \]|\[Flaky\]|\[Feature:.+\]|\[DisabledForLargeClusters\] --allowed-not-ready-nodes=50 --node-schedulable-timeout=90m --minStartupPods=8 --gather-resource-usage=master --gathe r-metrics-at-teardown=master --logexporter-gcs-path=gs://kubernetes-jenkins/logs/ci-kubernetes-e2e-gce-scale-correctness/80/artifacts --report-dir=/workspace/_artifacts --dis able-log-dump=true --cluster-ip-range=10.64.0.0/11. Will terminate in another 15m
62574 W0302 07:32:00.445] SIGABRT: abort
8æé30å以å ã«ãã¹ããçµäºããŸããã§ãã
https://k8s-testgrid.appspot.com/sig-release-master-blocking#gce -scale-performance
確ãã«ååž°ã®ããã§ãã ååž°ã¯å®è¡éã®ã©ããã§èµ·ãã£ããšæããŸãïŒ
105ïŒããã§ã倧äžå€«ã ã£ãïŒ
108ïŒèµ·åæéãæããã«é·ãã£ãïŒ
kubemark-5000ã調ã¹ãŠãããã«ã衚瀺ããããã©ããã確èªã§ããŸãã
Kubemark-5000ã¯ããªãå®å®ããŠããŸãã ãã®ã°ã©ãã®99ããŒã»ã³ã¿ã€ã«ïŒååž°ã¯ä»¥åã«ãçºçããå¯èœæ§ããããŸããã105ãã108ã®éã®ã©ããã«ãããšæããŸãïŒïŒ
æ£åœæ§ãã¹ãã«é¢ããŠ-gce-large-correctnessã倱æããŠããŸãã
åœæãéåžžã«é·ããã¹ããè¿œå ãããã®ã§ã¯ãªãã§ããããã
@ wojtek-tãèŠãŠãããŠããããšãã Wrtããã©ãŒãã³ã¹ãžã§ã-ç§ãååž°ããããšåŒ·ãæããŠããŸãïŒãã ããããããé©åã«èª¿ã¹ãããšã¯ã§ããŸããã§ããïŒã
åœæãéåžžã«é·ããã¹ããè¿œå ãããã®ã§ã¯ãªãã§ããããã
å°ãåã«èª¿ã¹ãŠããŸããã ãããŠãç§ãèŠã€ãã2ã€ã®çãããå€æŽããããŸããïŒ
cc @ kubernetes / sig-ã¹ãã¬ãŒãž-ãã°
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äžéšã®ããŒã«ã«ã¹ãã¬ãŒãžãã¹ãã§ã¯ãã¯ã©ã¹ã¿ãŒãµã€ãºã¯ããã»ã©å€§ãããªããšèããŠãã¯ã©ã¹ã¿ãŒå ã®ãã¹ãŠã®ããŒãã䜿çšããããšããŸãã ããŒãã®æ倧æ°ãå¶éããä¿®æ£ãè¿œå ããŸãã
äžéšã®ããŒã«ã«ã¹ãã¬ãŒãžãã¹ãã§ã¯ãã¯ã©ã¹ã¿ãŒãµã€ãºã¯ããã»ã©å€§ãããªããšèããŠãã¯ã©ã¹ã¿ãŒå ã®ãã¹ãŠã®ããŒãã䜿çšããããšããŸãã ããŒãã®æ倧æ°ãå¶éããä¿®æ£ãè¿œå ããŸãã
ããããšã@ msau42-ããã¯çŽ æŽãããããšã§ãã
https://k8s-testgrid.appspot.com/sig-release-master-blocking#gce -scale-performancesuiteã«æ»ããŸã
105åãŸã§ã®ã©ã³ãš108å以éã®ã©ã³ã詳ãã調ã¹ãŸããã
ãããã®èµ·åæéãšã®æ倧ã®éãã¯ã次ã®ã¹ãããã§çºçããããã§ãã
10% worst watch latencies:
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105åãŸã§ã®å®è¡ã§ã¯ãäžè¬çã«æ¬¡ã®ããã«ãªããŸããã
I0129 21:17:43.450] Jan 29 21:17:43.356: INFO: perc50: 1.041233793s, perc90: 1.685463015s, perc99: 2.350747103s
108åã®å®è¡ããã次ã®ããã«ãªããŸãã
Feb 12 10:08:57.123: INFO: perc50: 1.122693874s, perc90: 1.934670461s, perc99: 3.195883331s
ããã¯åºæ¬çã«çŽ0.85ç§ã®å¢å ãæå³ããããã¯ããããæçµçµæã§èŠ³å¯ãããããšã§ãã
ããŠããã®ããŠã©ããã©ã°ããšã¯äœã§ããã
åºæ¬çã«ã¯ããKubeletãããããå®è¡ãããŠããããšã確èªãããããããã¹ãããããã®æŽæ°ã確èªããŠç¶æ
ãå®è¡ã«èšå®ãããšãããŸã§ã®æéã§ãã
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ãããã®ãã¹ã±ãžã¥ãŒã«->éå§ãã®éãã¯å®éã«ã¯èŠ³å¯ãããªããããããããapiserverã§ã¯ãªãããšã瀺ããŠããŸãïŒãªã¯ãšã¹ããšãŠã©ããã®åŠçããã®ãã¹äžã«ããããïŒãããããé ãkubeletã§ã¯ãããŸããããŸãã«ãïŒããããéå§ããããïŒã
ãããã£ãŠãæãå¯èœæ§ã®é«ã仮説ã¯æ¬¡ã®ãšããã§ãã
ãã®é ããã¹ãã¯ãŸã£ããå€ãããŸããã§ããã ã ããç§ã¯ãããããããæåã®ãã®ã ãšæããŸãã
ããã¯èšã£ãŠãã105åãã108åã®å®è¡ã§ããŒãžãããPRãå®è¡ããŸãããããããŸã§ã®ãšããæçšãªãã®ã¯èŠã€ãããŸããã§ããã
次ã®ã¹ãããã¯æ¬¡ã®ãšããã ãšæããŸãã
ããã§ããããã®äŸã調ã¹ãŸããã ãããŠãç§ã¯ãã§ã«ãããèŠãŠããŸãïŒ
I0209 10:01:19.960823 1 wrap.go:42] PUT /api/v1/namespaces/e2e-tests-density-30-16-5pl6z/pods/density-latency-pod-3115-fh7hl/status: (1.615907ms) 200 [[kubelet/v1.10.0 (l inux/amd64) kubernetes/05944b1] 35.196.200.5:37414]
...
I0209 10:01:22.464046 1 wrap.go:42] PUT /api/v1/namespaces/e2e-tests-density-30-16-5pl6z/pods/density-latency-pod-3115-fh7hl/status: (279.153µs) 429 [[kubelet/v1.10.0 (li nux/amd64) kubernetes/05944b1] 35.196.200.5:37414]
I0209 10:01:23.468353 1 wrap.go:42] PUT /api/v1/namespaces/e2e-tests-density-30-16-5pl6z/pods/density-latency-pod-3115-fh7hl/status: (218.216µs) 429 [[kubelet/v1.10.0 (li nux/amd64) kubernetes/05944b1] 35.196.200.5:37414]
I0209 10:01:24.470944 1 wrap.go:42] PUT /api/v1/namespaces/e2e-tests-density-30-16-5pl6z/pods/density-latency-pod-3115-fh7hl/status: (1.42987ms) 200 [[kubelet/v1.10.0 (li nux/amd64) kubernetes/05944b1] 35.196.200.5:37414]
I0209 09:57:01.559125 1 wrap.go:42] PUT /api/v1/namespaces/e2e-tests-density-30-35-gjzmd/pods/density-latency-pod-2034-t7c7h/status: (1.836423ms) 200 [[kubelet/v1.10.0 (l inux/amd64) kubernetes/05944b1] 35.229.43.12:37782]
...
I0209 09:57:04.452830 1 wrap.go:42] PUT /api/v1/namespaces/e2e-tests-density-30-35-gjzmd/pods/density-latency-pod-2034-t7c7h/status: (231.2µs) 429 [[kubelet/v1.10.0 (linu x/amd64) kubernetes/05944b1] 35.229.43.12:37782]
I0209 09:57:05.454274 1 wrap.go:42] PUT /api/v1/namespaces/e2e-tests-density-30-35-gjzmd/pods/density-latency-pod-2034-t7c7h/status: (213.872µs) 429 [[kubelet/v1.10.0 (li nux/amd64) kubernetes/05944b1] 35.229.43.12:37782]
I0209 09:57:06.458831 1 wrap.go:42] PUT /api/v1/namespaces/e2e-tests-density-30-35-gjzmd/pods/density-latency-pod-2034-t7c7h/status: (2.13295ms) 200 [[kubelet/v1.10.0 (li nux/amd64) kubernetes/05944b1] 35.229.43.12:37782]
I0209 10:01:53.063575 1 wrap.go:42] PUT /api/v1/namespaces/e2e-tests-density-30-5-6w4kv/pods/density-latency-pod-3254-586j7/status: (1.410064ms) 200 [[kubelet/v1.10.0 (li nux/amd64) kubernetes/05944b1] 35.196.212.60:3391
...
I0209 10:01:55.259949 1 wrap.go:42] PUT /api/v1/namespaces/e2e-tests-density-30-5-6w4kv/pods/density-latency-pod-3254-586j7/status: (10.4894ms) 429 [[kubelet/v1.10.0 (lin ux/amd64) kubernetes/05944b1] 35.196.212.60:33916]
I0209 10:01:56.266377 1 wrap.go:42] PUT /api/v1/namespaces/e2e-tests-density-30-5-6w4kv/pods/density-latency-pod-3254-586j7/status: (233.931µs) 429 [[kubelet/v1.10.0 (lin ux/amd64) kubernetes/05944b1] 35.196.212.60:33916]
I0209 10:01:57.269427 1 wrap.go:42] PUT /api/v1/namespaces/e2e-tests-density-30-5-6w4kv/pods/density-latency-pod-3254-586j7/status: (182.035µs) 429 [[kubelet/v1.10.0 (lin ux/amd64) kubernetes/05944b1] 35.196.212.60:33916]
I0209 10:01:58.290456 1 wrap.go:42] PUT /api/v1/namespaces/e2e-tests-density-30-5-6w4kv/pods/density-latency-pod-3254-586j7/status: (13.44863ms) 200 [[kubelet/v1.10.0 (li nux/amd64) kubernetes/05944b1] 35.196.212.60:33916]
ãããã£ãŠãåé¡ãã429ãã«é¢é£ããŠããããšã¯ããªãæãããªããã§ãã
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ç§ãæåã«æã£ãããã«ãããã¯ã¹ãããã«ã§ã¯ãããŸããã ãããã¯apiserveräžã®429ã§ãïŒçç±ã¯ãäœããã®çç±ã§apiserverãé ãããapiserverã«èŠæ±ãå€ãå¯èœæ§ããããŸãïŒã
ãããããããŸããã ããã¯çŽ æŽããããã¥ãŒã¹ã§ã¯ãããŸããã
/ãã€ã«ã¹ããŒã³ã¯ãªã¢
/ milestone v1.10
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@cjwagner ïŒãã€ã«ã¹ããŒã³ãèšå®ããã«ã¯ã
察å¿ããŠããã®ïŒ
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PRã³ã¡ã³ãã䜿çšããŠç§ãšããåãããããã®æé ã¯ããã¡ãããå
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/ milestone v1.9
@cjwagner ïŒãã€ã«ã¹ããŒã³ãèšå®ããã«ã¯ã
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PRã³ã¡ã³ãã䜿çšããŠç§ãšããåãããããã®æé ã¯ããã¡ãããå
¥æã§ãkubernetes / test-infraãªããžããªã«å¯ŸããŠåé¡ã
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ç§ãã¡ã®æ£ããã®ä»äºïŒ2kãš5kã®äž¡æ¹ïŒã¯ä»ã°ãªãŒã³ã«æ»ã£ãŠããŸãïŒ
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ããã§ããããå°ãæãäžããŠã5kããŒããã¹ãã®ãããèµ·ååŸ ã¡æéã®ã°ã©ããããååž°ã¯çœé»å®è¡108ããã³109ã§ãçºçããå¯èœæ§ããããšæããŠããŸãïŒ99ïŒ ileãåç §ïŒã
ç§ã¯diffããã°ããã¹ã€ãŒãããŸãããã次ã®å€æŽã¯ç§ã«ã¯çãããããã§ãã
ãNewRequestããã®ãªã¯ãšã¹ãã¿ã€ã ã¢ãŠãã®åãæž¡ããèš±å¯ãããïŒ51042
ãã®PRã¯ãAPIåŒã³åºããžã®ã¯ãšãªãã©ã¡ãŒã¿ãšããŠã¯ã©ã€ã¢ã³ãã®ã¿ã€ã ã¢ãŠãã®äŒæãå¯èœã«ããŸãã ãããŠãå®éãããã2åã®å®è¡ã§ã®PATCH node/status
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I0207 22:01:06.450385 1 wrap.go:42] PATCH /api/v1/nodes/gce-scale-cluster-minion-group-1-2rn2/status: (11.81392ms) 200 [[kubelet/v1.10.0 (linux/amd64) kubernetes/11104d7] 35.227.96.23:47270]
I0207 22:01:03.857892 1 wrap.go:42] PATCH /api/v1/nodes/gce-scale-cluster-minion-group-3-9659/status: (8.570809ms) 200 [[kubelet/v1.10.0 (linux/amd64) kubernetes/11104d7] 35.196.85.108:43532]
I0207 22:01:03.857972 1 wrap.go:42] PATCH /api/v1/nodes/gce-scale-cluster-minion-group-3-wc4w/status: (8.287643ms) 200 [[kubelet/v1.10.0 (linux/amd64) kubernetes/11104d7] 35.229.110.22:50530]
å®è¡-109ïŒ
I0209 21:01:08.551289 1 wrap.go:42] PATCH /api/v1/nodes/gce-scale-cluster-minion-group-2-89f2/status?timeout=10s: (71.351634ms) 200 [[kubelet/v1.10.0 (linux/amd64) kubernetes/05944b1] 35.229.77.215:51070]
I0209 21:01:08.551310 1 wrap.go:42] PATCH /api/v1/nodes/gce-scale-cluster-minion-group-2-3ms3/status?timeout=10s: (70.705466ms) 200 [[kubelet/v1.10.0 (linux/amd64) kubernetes/05944b1] 35.227.84.87:49936]
I0209 21:01:08.551394 1 wrap.go:42] PATCH /api/v1/nodes/gce-scale-cluster-minion-group-3-wc02/status?timeout=10s: (70.847605ms) 200 [[kubelet/v1.10.0 (linux/amd64) kubernetes/05944b1] 35.196.125.143:53662]
ç§ã®ä»®èª¬ã§ã¯ãPATCHåŒã³åºãã«10ç§ã®ã¿ã€ã ã¢ãŠããè¿œå ãããããããããã®åŒã³åºãã¯ãµãŒããŒåŽã§ããé·ãæç¶ããŸãïŒIIUCãã®ã³ã¡ã³ãã¯æ£ããïŒã ããã¯ã圌ããçŸåšãããé·ãæéæ©å
ãã¥ãŒã«ããããšãæå³ããŸãã ããã¯ããããã®PATCHåŒã³åºãããã®ãããªå€§ããªã¯ã©ã¹ã¿ãŒã§å€§éã«çºçãããšããäºå®ãšçžãŸã£ãŠã PUT pod/status
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延ãå¢å ããŸããã ãã®è©±ã¯ãäžèšã®@ wojtek-tã®èŠ³å¯ã«ãããåããŸãã
ãã®ä»®èª¬ãæ€èšŒããããã«ãããã«èšŒæ ãåéããããšæããŸãã
ããã§ããã¹ãã®å®è¡äžã«PATCH node-status
ã¬ã€ãã³ã·ãã©ã®ããã«å€åãããã確èªããŸãããå®éããã®é ã«99ããŒã»ã³ã¿ã€ã«ïŒäžçªäžã®è¡ãåç
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ç§ã¯ä»ãããå€ãã®è£ä»ããšãªã蚌æ ãæã£ãŠããŸãïŒ
run-108ã§ã¯ã429ãååŸããçŽ479k PATCH node/status
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{
"metric": {
"__name__": "apiserver_request_count",
"client": "kubelet/v1.10.0 (linux/amd64) kubernetes/11104d7",
"code": "429",
"contentType": "resource",
"resource": "nodes",
"scope": "",
"subresource": "status",
"verb": "PATCH"
},
"value": [
0,
"479181"
]
},
ãããŠrun-109ã§ã¯ããããã®ã757kããããŸãïŒ
{
"metric": {
"__name__": "apiserver_request_count",
"client": "kubelet/v1.10.0 (linux/amd64) kubernetes/05944b1",
"code": "429",
"contentType": "resource",
"resource": "nodes",
"scope": "",
"subresource": "status",
"verb": "PATCH"
},
"value": [
0,
"757318"
]
},
ãããŠ...ãããèŠãŠãã ããïŒ
å®è¡äž-108ïŒ
{
"metric": {
"__name__": "apiserver_request_count",
"client": "kubelet/v1.10.0 (linux/amd64) kubernetes/11104d7",
"code": "429",
"contentType": "namespace",
"resource": "pods",
"scope": "",
"subresource": "status",
"verb": "UPDATE"
},
"value": [
0,
"28594"
]
},
ããã³å®è¡äž-109ïŒ
{
"metric": {
"__name__": "apiserver_request_count",
"client": "kubelet/v1.10.0 (linux/amd64) kubernetes/05944b1",
"code": "429",
"contentType": "namespace",
"resource": "pods",
"scope": "",
"subresource": "status",
"verb": "UPDATE"
},
"value": [
0,
"33224"
]
},
ä»ã®ããã€ãã®é£æ¥ããå®è¡ã®æ°ã確èªããŸããã
-ãã®PRãå䜵ããŸãã-
å°ãå€åããŠããããã«èŠããŸãããå šäœçã«ã¯ããŒã®ããã«èŠããŸãã 429ã®çŽ25ïŒ å¢å ããŸããã
ãããŠã429ãåãåã£ãkubeletsããã®PATCH node-status
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ãããããŸããŸã§ãããäžè¬çã«ã¯å¢å ããŠããããã§ãã
PATCH node-status
åŒã³åºãåŸ
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ileãäžè¬çã«å¢å ããŠããããã§ãïŒhttps://github.com/kubernetes/kubernetes/issues/60589#issuecomment-370573938ã§äºæž¬ããŠããããã«ïŒïŒ
run-104 (798ms), run-105 (783ms), run-108 (826ms)
run-109 (878ms), run-110 (869ms), run-111 (806ms)
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INFO: perc50: 1.123056294s, perc90: 1.932503347s, perc99: 3.061238209s
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INFO: perc50: 1.121218293s, perc90: 1.996638787s, perc99: 3.137325187s
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https://github.com/kubernetes/kubernetes/issues/60589#issuecomment -370573938-ããããã©ããŒããŠãããã©ããã¯ããããŸããã¯ã-ã¿ã€ã ã¢ãŠããè¿œå ããŸããããããã©ã«ãã®ã¿ã€ã ã¢ãŠãã¯10ç§IIRCããã倧ããããã圹ç«ã€ã¯ãã§ãäºæ ãæªåãããªãã§ãã ããã
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INFO: perc50: 1.024377533s, perc90: 1.589770858s, perc99: 1.934099611s
INFO: perc50: 1.03503718s, perc90: 1.624451701s, perc99: 2.348645755s
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{
"data": {
"Perc50": 1.479,
"Perc90": 10.959,
"Perc99": 163.095
},
"unit": "ms",
"labels": {
"Count": "344494",
"Resource": "pods",
"Scope": "namespace",
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}
},
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apiserver_request_latencies_summary{resource="pods",scope="namespace",subresource="status",verb="PUT",quantile="0.5"} 1669
apiserver_request_latencies_summary{resource="pods",scope="namespace",subresource="status",verb="PUT",quantile="0.9"} 9597
apiserver_request_latencies_summary{resource="pods",scope="namespace",subresource="status",verb="PUT",quantile="0.99"} 63392
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2018-03-05 08:06:56.389648 I | embed: peerTLS: cert = /etc/srv/kubernetes/etcd-peer.crt, key = /etc/srv/kubernetes/etcd-peer.key, ca = , trusted-ca = /etc/srv/kubernetes/etcd-ca.crt, client-cert-auth = true
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Container kube-controller-manager-e2e-big-master/kube-controller-manager is using 0.531144723/0.5 CPU
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cc @gyuho @ xiang90 @jpbetz
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Feb 14 21:36:05.531: INFO: perc50: 1.070980786s, perc90: 1.743347483s, perc99: 2.629721166s
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Feb 14 21:36:05.671: INFO: perc50: 2.416307575s, perc90: 3.24553118s, perc99: 4.092430858s
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Feb 16 10:07:43.222: INFO: perc50: 1.131108849s, perc90: 2.18487651s, perc99: 3.570548412s
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Feb 16 10:07:43.353: INFO: perc50: 2.56160248s, perc90: 3.754024568s, perc99: 4.967573867s
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| ã³ããã| 99ïŒ
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ã¡æé| 99ïŒ
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| ------------- | ------------- | ----- | ------- |
| a042ecde36ïŒrun-111ããïŒ| 2.629721166s | 4.092430858s | è¯ãïŒæåã§å床確èªïŒ|
| 5f7b530d87ïŒæåïŒ| 3.150616856s | 4.683392706s | æªãïŒå¯èœæ§ãé«ãïŒ|
| a8060ab0a1ïŒæåïŒ| 3.11319985s | 4.710277511s | æªãïŒå¯èœæ§ãé«ãïŒ|
| 430c1a68c8ïŒrun-112ããïŒ| 3.570548412s | 4.967573867s | æªã|
| 430c1a68c8ïŒæåïŒ| 3.63505091s | 4.96697776s | æªã|
äžèšãããããã§ã¯2ã€ã®ååž°ãããããã§ãïŒ2.6s-> 3.6sããã®çŽç·ãžã£ã³ãã§ã¯ãªãããïŒ-1ã€ã®b / w "a042ecde36-5f7b530d87"ãšä»ã®b / w "a8060ab0a1-430c1a68c8"ã ã¯ãïŒ
æ¯èŒãªã³ã¯ãååŸããããã®ç¯å²ãšããŠè¡šçŸããïŒ
a042ecde36 ... 5f7b530
a8060ab0a1 ... 430c1a6
a042ecde36ã«å¯Ÿããæåå®è¡ã®çµæãååŸããã°ããã§ãããããã¯äººçãå°é£ã«ããã ãã§ãã
3.269330734s (watch), 4.939237532s (pod-startup)
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ç§ã¯çŸåšãa042ecde36ã«å¯ŸããŠããäžåºŠãã¹ããå®è¡ããŠããã以åã§ãååž°ãçºçããå¯èœæ§ã確èªããŠããŸãã
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2.645592996s (watch), 5.026010032s (pod-startup)
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ç§ã¯ä»ã巊端ãè¿œæ±ããããšããŸãã Run-108ïŒcommit 11104d75fïŒã¯æœåšçãªåè£ã§ããã以åã«å®è¡ãããšãã«æ¬¡ã®çµæãåŸãããŸããïŒetcd 3.1.11ã䜿çšïŒã
2.593628224s (watch), 4.321942836s (pod-startup)
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2.663456162s (watch), 4.288927203s (pod-startup)
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2.578970061s (watch), 4.129003596s (pod-startup)
2.315561531s (watch), 4.70792639s (pod-startup)
2.303510957s (watch), 3.88150234s (pod-startup)
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commit diffããã®ç§ã®äž»ãªçãã¯ã3.1.11-> 3.1.12ïŒhttps://github.com/kubernetes/kubernetes/pull/60998ïŒããã®etcdã®å€æŽã§ãã 次ã®å®è¡ïŒçŸåšé²è¡äžïŒã1åéãã§ã¯ãªãããšã確èªããã®ãåŸ ã¡ãŸããããããæ¬åœã«ç解ããå¿ èŠããããŸãã
cc @jpbetz @gyuho
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# Start with a clean shell.
# Checkout to the right commit.
make quick-release
# Set the project:
gcloud config set project k8s-scale-testing
# Set some configs for creating/testing 5k-node cluster:
export CLOUDSDK_CORE_PRINT_UNHANDLED_TRACEBACKS=1
export KUBE_GCE_ZONE=us-east1-a
export NUM_NODES=5000
export NODE_SIZE=n1-standard-1
export NODE_DISK_SIZE=50GB
export MASTER_MIN_CPU_ARCHITECTURE=Intel\ Broadwell
export ENABLE_BIG_CLUSTER_SUBNETS=true
export LOGROTATE_MAX_SIZE=5G
export KUBE_ENABLE_CLUSTER_MONITORING=none
export ALLOWED_NOTREADY_NODES=50
export KUBE_GCE_ENABLE_IP_ALIASES=true
export TEST_CLUSTER_LOG_LEVEL=--v=1
export SCHEDULER_TEST_ARGS=--kube-api-qps=100
export CONTROLLER_MANAGER_TEST_ARGS=--kube-api-qps=100\ --kube-api-burst=100
export APISERVER_TEST_ARGS=--max-requests-inflight=3000\ --max-mutating-requests-inflight=1000
export TEST_CLUSTER_RESYNC_PERIOD=--min-resync-period=12h
export TEST_CLUSTER_DELETE_COLLECTION_WORKERS=--delete-collection-workers=16
export PREPULL_E2E_IMAGES=false
export ENABLE_APISERVER_ADVANCED_AUDIT=false
# Bring up the cluster (this brings down pre-existing one if present, so you don't have to explicitly '--down' the previous one) and run density test:
go run hack/e2e.go \
--up \
--test \
--test_args='--ginkgo.focus=\[sig\-scalability\]\sDensity\s\[Feature\:Performance\]\sshould\sallow\sstarting\s30\spods\sper\snode\susing\s\{\sReplicationController\}\swith\s0\ssecrets\,\s0\sconfigmaps\sand\s0\sdaemons$ --allowed-not-ready-nodes=30 --node-schedulable-timeout=30m --minStartupPods=8 --gather-resource-usage=master --gather-metrics-at-teardown=master' \
> somepath/build-log.txt 2>&1
# To re-run the test on same cluster (without re-creating) just omit '--up' in the above.
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ccïŒ@ wojtek-t
etcd v3.1.12ã¯ã埩å æã®ãŠã©ããã€ãã³ãã®ãã¹ãä¿®æ£ããŸãã ãããŠãããã¯v3.1.11ããè¡ã£ãå¯äžã®å€æŽã§ãã ããã©ãŒãã³ã¹ãã¹ãã«ã¯ããªãŒããŒããã®ã¹ãããã·ã§ãããããªã¬ãŒããå¯èœæ§ã®ããetcdåèµ·åãŸãã¯ãã«ãããŒãã®äœããå«ãŸããŸããïŒ
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2.246719086s (watch), 3.916350274s (pod-startup)
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2.715156606s (watch), 4.382527095s (pod-startup)
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2.47655243s (watch), 4.174016696s (pod-startup)
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çãããçŸåšã®ã³ãããç¯å²ïŒaa19a172693a4ad60d5a08e9b93557267d259c37 ... a042ecde362000e51f1e7bdbbda5bf9d81116f84
@ wasylkowski-aååŸ5æUTC / 1ååŸæ±éš/ 10AM倪平æŽã§ã®ãªãªãŒã¹ããŒãã£ã³ã°ã«åå ã§ããŸããïŒ ãºãŒã ããŒãã£ã³ã°ã§ãïŒ https ïŒ
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2.984185673s (watch), 4.568914929s (pod-startup)
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3.285168535s (watch), 4.783986141s (pod-startup)
ç¯å²ãaa19a172693a4ad60d5a08e9b93557267d259c37 ... cca7ccbff161255292f72c2d18459cdface62122ã«ããªãã³ã°ãã92e4d3da0076f923a45d54d69c84e91ac6a61a55ãè©ŠããŠã¿ãŸãã
ã³ããã92e4d3da0076f923a45d54d69c84e91ac6a61a55ã¯è¯ãããã§ãïŒ
2.522438984s (watch), 4.21739985s (pod-startup)
æ°ããçãããã³ãããç¯å²ã¯92e4d3da0076f923a45d54d69c84e91ac6a61a55 ... cca7ccbff161255292f72c2d18459cdface62122ã§ã603ebe466d335a37392315d491782ed18d1bae11ãè©ŠããŠããŸãã
@wasylkowskiã³ãããã®1ã€ãã€ãŸãhttps://github.com/kubernetes/kubernetes/commit/4c289014a05669c376994868d8d91f7565a204b5ããã ãã
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@wasylkowski / @ wasylkowski-a ^^^^
@ wojtek-t PTAL ASAP
@dimsãš@tpepperã«æè¬ããŸãã 1.10ãã©ã³ããããã«å¯ŸããŠè©ŠããŠã¿ãŠãäœãèµ·ãããèŠãŠã¿ãŸãããã
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1.10ãããã«ãªã°ã¬ãã·ã§ã³ããããŸãïŒ
3.522924087s (watch), 4.946431238s (pod-startup)
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2.744654024s (watch), 4.284582476s (pod-startup)
2.76287483s (watch), 4.326409841s (pod-startup)
2.560703844s (watch), 4.213785531s (pod-startup)
ããã«ãããç¯å²603ebe466d335a37392315d491782ed18d1bae11 ... cca7ccbff161255292f72c2d18459cdface62122ãæ®ããã³ãããã¯3ã€ã ãã«ãªããŸãã ç§ãèŠã€ãããã®ãèŠãŠã¿ãŸãããã
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2.553170576s (watch), 4.22516704s (pod-startup)
ã³ããã7b678dc4035c61a1991b5e1442edb13f40deae72ãæªãéïŒ
3.498855918s (watch), 4.886599251s (pod-startup)
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2.66454307s (watch), 4.308091589s (pod-startup)
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3.656979569s (watch), 6.746987916s (pod-startup)
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3.626257043s (watch), 5.00754503s (pod-startup)
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3.747051371s (watch), 6.126914967s (pod-startup)
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3.641172882s (watch), 5.100922237s (pod-startup)
0e81651e77e0be7e75179e5986ef2c76601f4bd6ãåæ§ã§ãã
3.687028394s (watch), 5.208157763s (pod-startup)
çŸåšã®ç¯å²ã¯cdecea545553eff09e280d389a3aef69e2f32bf1 ... 0e81651e77e0be7e75179e5986ef2c76601f4bd6ã§ãã ç§ãã¡ïŒç§ã@ wojtek-tã@ shyamjvsïŒã¯ãcdecea545553eff09e280d389a3aef69e2f32bf1ãå®éã«ã¯äžå®å®ãªãã¹ã§ãããšçãããã«ãªã£ãŠãããããå¥ã®å·Šç«¯ãå¿ èŠã§ãã
/ meã¯ãç¯äººãšããŠhttps://github.com/kubernetes/kubernetes/commit/b259543985b10875f4a010ed0285ac43e335c8e0ã«è³ã
cc @ wasylkowski-a
0e81651e77e0be7e75179e5986ef2c76601f4bd6ã¯æªãããšãå€æããã®ã§ãb259543985b10875f4a010ed0285ac43e335c8e0ïŒ244549f02afabc5be23fc56e84ãšããŠããŒãžãããŸããïŒ
@ wojtek-tãš@shyamjvsã«ãããšã
ç§ã芳å¯ãã以äžã®çµæã«åºã¥ããŠãcdecea545553eff09e280d389a3aef69e2f32bf1ã¯å®éã«è¯å¥œã§ãããšæ³å®ããŸãã
2.66454307s (watch), 4.308091589s (pod-startup)
2.695629257s (watch), 4.194027608s (pod-startup)
2.660956347s (watch), 3m36.62259323s (pod-startup) <-- looks like an outlier
2.865445137s (watch), 4.594671099s (pod-startup)
2.412093606s (watch), 4.070130529s (pod-startup)
çŸåšçãããç¯å²ïŒcdecea545553eff09e280d389a3aef69e2f32bf1 ... 0e81651e77e0be7e75179e5986ef2c76601f4bd6
çŸåš99c87cf679e9cbd9647786bf7e81f0a2d771084fããã¹ãäž
ãã®äœæ¥ãç¶ããŠãããŠããããšã@wasylkowski ã
ä»æ¥ã®ãã£ã¹ã«ãã·ã§ã³ããšïŒfluentd-scalerã«ã¯ãŸã åé¡ããããŸãïŒ https ïŒ
fluentdhttps ïŒ//github.com/kubernetes/kubernetes/commit/a88ddac1e47e0bc4b43bfa1b0df2f19aea4455f2ã«é¢é£ããPRã®1ã€ãææ°ã®ç¯å²ã«ãããŸã
ä»æ¥ã®è°è«ã«ãããšïŒfluentd-scalerã«ã¯ãŸã åé¡ããããŸãïŒïŒ61190ãPRã«ãã£ãŠä¿®æ£ãããŠããŸããã ãã®ãªã°ã¬ãã·ã§ã³ãfluentdã«ãã£ãŠåŒãèµ·ããããå¯èœæ§ã¯ãããŸããïŒ
TBHãæµæ¢ãªåé¡ãåå ã ãšããããç§ã¯æ¬åœã«é©ããŸãã ããããç§ã¯ãã®ä»®èª¬ã確å®ã«æé€ããããšã¯ã§ããŸããã
ç§ã®å人çãªæ°æã¡ã¯ã¯ãã¬ããã®å€åãããããŸããããç§ã¯ãã®ç¯å²ã®PRã調ã¹ãŸããããæ¬åœã«çããããã®ã¯äœããããŸãã...
ããŸãããã°ãç¯å²ã¯ææ¥4åã®1ã«ãªããŸããã€ãŸããPRã2ã€ã ãã«ãªãããšãæå³ããŸãã
OKã99c87cf679e9cbd9647786bf7e81f0a2d771084fã¯è¯ãããã§ãããããããã¬ãŒã¯ã§ãªãããšã確èªããããã«3åã®å®è¡ãå¿ èŠã§ããã
2.901624657s (watch), 4.418169754s (pod-startup)
2.938653965s (watch), 4.423465198s (pod-startup)
3.047455619s (watch), 4.455485098s (pod-startup)
次ã«ãa88ddac1e47e0bc4b43bfa1b0df2f19aea4455f2ãæªãã§ãïŒ
3.769747695s (watch), 5.338517616s (pod-startup)
çŸåšã®ç¯å²ã¯99c87cf679e9cbd9647786bf7e81f0a2d771084f ... a88ddac1e47e0bc4b43bfa1b0df2f19aea4455f2ã§ãã c105796e4ba7fc9cfafc2e7a3cc4a556d7d9defdãåæããŠããŸãã
äžèšã®ç¯å²ã調ã¹ãŸãããPRã¯9ã€ãããããŸããã
https://github.com/kubernetes/kubernetes/pull/59944-100ïŒ
NOT-ææè
ãã¡ã€ã«ã®ã¿ãå€æŽããŸã
https://github.com/kubernetes/kubernetes/pull/59953-æœåšçã«
https://github.com/kubernetes/kubernetes/pull/59809-kubectlã³ãŒãã«è§Šããã ããªã®ã§ããã®å Žåã¯åé¡ãããŸãã
https://github.com/kubernetes/kubernetes/pull/59955-100ïŒ
NOT-ç¡é¢ä¿ã®e2eãã¹ãã«ã®ã¿è§Šãã
https://github.com/kubernetes/kubernetes/pull/59808-æœåšçã«ïŒã¯ã©ã¹ã¿ãŒèšå®ãå€æŽããŸãïŒ
https://github.com/kubernetes/kubernetes/pull/59913-100ïŒ
NOT-ç¡é¢ä¿ã®e2eãã¹ãã«ã®ã¿è§Šãã
https://github.com/kubernetes/kubernetes/pull/59917-ãã¹ããå€æŽããŠããŸãããå€æŽããªã³ã«ããŠããªããããå¯èœæ§ã¯äœãã§ãã
https://github.com/kubernetes/kubernetes/pull/59668-100ïŒ
NOT-AWSã³ãŒãã«è§Šããã ã
https://github.com/kubernetes/kubernetes/pull/59909-100ïŒ
NOT-ææè
ã®ãã¡ã€ã«ã«ã®ã¿è§Šãã
ãããã£ãŠãããã«ã¯2ã€ã®åè£ããããšæããŸãïŒ https ïŒ https://github.com/kubernetes/kubernetes/pull/59808
ããããç解ããããã«ãããããããæ·±ãæãäžããŠã¿ãŸãã
c105796e4ba7fc9cfafc2e7a3cc4a556d7d9defdã¯ããªãæªãããã«èŠããŸãïŒ
3.428891786s (watch), 4.909251611s (pod-startup)
ãããWojtekã®å®¹çè ã®1人ã§ããïŒ59953ã®ããŒãžã§ããããšãèãããšããã®åã«1ã€ã®ã³ãããã§å®è¡ããã®ã§ãf60083549a43f152b3142e01756e25611d911770ã§ãã
ãã ãããã®ã³ãããã¯OWNERS_ALIASESã®å€æŽã§ããããã®åã«ãã®ç¯å²ã«äœãæ®ã£ãŠããªããããc105796e4ba7fc9cfafc2e7a3cc4a556d7d9defdãåé¡ã§ããå¿ èŠããããŸãã ãšã«ãããå®å šã®ããã ãã«ãã¹ããå®è¡ããŸãã
ãªãã©ã€ã³ã§è°è«-代ããã«ãã®ã³ããããããŒã«ã«ã«æ»ããç¶æ ã§ãæåã«ãã¹ããå®è¡ããŸãã
ãããŒïŒ ã¯ã³ã©ã€ããŒã¯ãšãŠããã©ãã«ãåŒãèµ·ãããŸãã ããããšã@ wasylkowski @ wojtek-t
@dimsã¯ã³ã©ã€ããŒã¯ç¢ºãã«ã¹ã±ãŒã©ããªãã£ã§èå»ãåŒãèµ·ããå¯èœæ§ããããŸãã å¥ã®äŸïŒéå»ãã-httpsïŒ//github.com/kubernetes/kubernetes/pull/53720#issue-145949976
äžè¬çã«ãhttpsïŒ//github.com/kubernetes/community/blob/master/sig-scalability/blogs/scalability-regressions-case-studies.mdãããèªãã§ãã ãã:)
åæŽæ°ããŸãã ãããã§ã®ãã¹ãïŒæåã«ãããŒã«ã«ã«æ»ãããã³ããããæž¡ããŠå®è¡ããŸãã ãã ããããã¯ãã¬ãŒã¯ã®å¯èœæ§ããããããåå®è¡ããŸãã
httpsïŒ//github.com/kubernetes/kubernetes/pull/59953ã®ã³ããããèŠãŠ
@ Random-Liu誰ããã®å€æŽã®åœ±é¿ããããã説æã§ãããããããŸãã:)
ïŒ59953ã®ã³ããããèŠããš...ãã°ãä¿®æ£ããŠããŸãããïŒ ãã¹ã±ãžã¥ãŒã«æžã¿ãã¹ããŒã¿ã¹ãééã£ããªããžã§ã¯ãã«é 眮ãããã°ãä¿®æ£ããŠããããã§ãã kubeletã¯ãããããä¿®æ£ãããåã«ã¹ã±ãžã¥ãŒã«ãæ©ããããšå ±åããŠããå¯èœæ§ããããŸããïŒ
ãã-ãã°ä¿®æ£ã ã£ããšæããŸãã ç§ã¯ãããå®å
šã«ã¯ç解ããŠããŸããã
ãããã¬ããŒãã®åé¡ããã¹ã±ãžã¥ãŒã«æžã¿ããšããŠä¿®æ£ãããããã§ãã ããããkubeletã«ãã£ãŠãStartedAtããšããŠå ±åããããŸã§ãåé¡ã¯çºçããŸããã
åé¡ã¯ãKubeletã«ãã£ãŠãStartedAtããšããŠå ±åãããæéãšããããã¹ããŒã¿ã¹ã®æŽæ°ãå ±åããããã¹ãã«ãã£ãŠç£èŠãããŠããæéãšã®éã«å€§å¹
ãªå¢å ãèŠãããããšã§ãã
ã§ããããããã§ã¯ãã¹ã±ãžã¥ãŒã«æžã¿ããããã¯èµ€åã ãšæããŸãã
ç§ã®æšæž¬ïŒãã ããããã¯ãŸã åãªãæšæž¬ã§ãïŒã¯ããã®å€æŽã«ããããããã¹ããŒã¿ã¹ã®æŽæ°ãããã«éä¿¡ããããã®çµæã429ãŸãã¯ãã®ãããªsthãå¢ãããšããããšã§ãã ãããŠæçµçã«ã¯ãKubeletããããã®ã¹ããŒã¿ã¹ãå ±åããã®ã«ããå€ãã®æéãããããŸãã ããããããã¯ãŸã 確èªããå¿ èŠããããŸãã
2åå®è¡ããåŸãïŒ59953ãå ã«æ»ããšåé¡ã解決ããããšã確信ããŠããŸãã
3.052567319s (watch), 4.489142104s (pod-startup)
2.799364978s (watch), 4.385999497s (pod-startup)
ããå€ãã®ãããã¹ããŒã¿ã¹ã®æŽæ°ãéä¿¡ããŠããããã429ãŸãã¯ãã®ãããªsthãå¢ããŠããŸãã ãããŠæçµçã«ã¯ãKubeletããããã®ã¹ããŒã¿ã¹ãå ±åããã®ã«ããå€ãã®æéãããããŸãã
ããã¯ã httpsïŒ //github.com/kubernetes/kubernetes/issues/60589#issuecomment -370573938ã§ç§ãä»®å®ããŠããå¹æãšã»ãŒåãã§ãïŒç§ãæšæž¬ããåå ã¯ééã£ãŠããŸãããïŒ:)
ãŸããIIRCã§ã¯ãããã³ãŒã«ã®429ã®æ°ãå¢å ããŠããããã«èŠããŸãããïŒç§ã®https://github.com/kubernetes/kubernetes/issues/60589#issuecomment-370582634ãåç
§ïŒãããã¯ç§ãæã以åã®ç¯å²ããã§ããïŒ etcdã®å€æŽã®åšãïŒã
2åå®è¡ããåŸãïŒ59953ãå ã«æ»ããšåé¡ã解決ããããšã確信ããŠããŸãã
åé¡ãããªãæ©ã段éã§kubeletåŽã«ããããšã«ã€ããŠã®ç§ã®çŽæïŒhttps://github.com/kubernetes/kubernetes/issues/60589#issuecomment-370874602ïŒã¯ãçµå±ã®ãšããæ£ããã£ãã§ã:)
/ sigããŒã
@ kubernetes / sig-node-bugsãªãªãŒã¹ããŒã ã¯ãïŒ59953ã³ããããšãªããŒãã®ã¬ãã¥ãŒãšããã©ãŒãã³ã¹ã®åé¡ãããã§å®éã«äœ¿çšã§ããŸã
ïŒ59953ã®ã³ããããèŠããš...ãã°ãä¿®æ£ããŠããŸãããïŒ ãã¹ã±ãžã¥ãŒã«æžã¿ãã¹ããŒã¿ã¹ãééã£ããªããžã§ã¯ãã«é 眮ãããã°ãä¿®æ£ããŠããããã§ãã ãã®PRã§åç §ãããŠããåé¡ã«åºã¥ããšããã®ä¿®æ£ãªãã§ããããã¹ã±ãžã¥ãŒã«ããããšããå ±åãkubeletãèŠéãå¯èœæ§ãããããã§ãã
@liggittããã説æããŠãããŠããããšãã ããããã®PRã¯ãã°ãä¿®æ£ããŠããŸãã 以åã¯ãkubeletãåžžã«PodScheduled
èšå®ãããšã¯éããŸãã
@shyamjvsãããã¹ããŒã¿ã¹ã®æŽæ°ãããã«å°å
¥ã§ãããã©ããã¯
ç§ãæ£ããç解ããŠããã°ã PodScheduled
æ¡ä»¶ã¯æåã®ã¹ããŒã¿ã¹æŽæ°ã§èšå®ããããã®åŸã¯åžžã«ååšããå€æŽãããããšã¯ãããŸããã ãªãã¹ããŒã¿ã¹ã¢ããããŒããå¢ããã®ãããããŸããã
ãããæ¬åœã«ããå€ãã®ã¹ããŒã¿ã¹æŽæ°ãå°å ¥ããå Žåãããã¯2幎åã«å°å ¥ãããåé¡ã§ãhttps://github.com/kubernetes/kubernetes/pull/24459ããã°ã§ã«ããŒãããŠãããïŒ59953ã¯ãã°ãä¿®æ£ããã ãã§ã...
@ wasylkowski-a https://github.com/kubernetes/kubernetes/issues/60589#issuecomment -374982422ããã³https://github.com/kubernetes/kubernetes/issues/60589#ã«ã2åã®ãã¹ãå®è¡ã®ãã°ããã
@yujuhongãšç§ã¯ãïŒ59953ãéçãããã®PodScheduled
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ãæŽæ°ããç¶ãããšããåé¡ãæããã«ããããšãçºèŠããŸããã
Kubeletã¯ããããæããªããããã«å¯ŸããŠæ°ããPodScheduled
æ¡ä»¶ãçæããŸãã éçãããã«ã¯ããããªãããã®ã¹ããŒã¿ã¹ã¯æŽæ°ãããŸããïŒäºæãããåäœïŒã ãããã£ãŠãkubeletã¯éçãããã®æ°ããPodScheduled
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ãã®åé¡ã¯ïŒ24459ã§å°å ¥ãããŸãããããã°ã§ã«ããŒãããŠããŸãã ïŒ59953ã¯ãã°ãä¿®æ£ããå ã®åé¡ãå ¬éããŸããã
ããããã°ããä¿®æ£ããã«ã¯ã2ã€ã®ãªãã·ã§ã³ããããŸãã
PodScheduled
æ¡ä»¶ãè¿œå ãããªãã§ãã ãããkubeletã¯ãã¹ã±ãžã¥ãŒã©ãŒã«ãã£ãŠèšå®ãããPodScheduled
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èŠããããŸããPodScheduled
æ¡ä»¶ããããŸããã å®éã«ã¯ïŒ59953ãªãã§ãkubeletã¯æçµçã«ãããã®ãããã«ãã®æ¡ä»¶ãèšå®ããŸããããã°ã®ããã«éåžžã«é·ãæéããããå ŽåããããŸããPodScheduled
æ¡ä»¶ãçæããŸãããªãã·ã§ã³2ã§ã¯ããŠãŒã¶ãŒãçŽé¢ããå€æŽãå°ãªããªãå¯èœæ§ããããŸãã
ããããã¹ã±ãžã¥ãŒã©ãŒã«ãã£ãŠã¹ã±ãžã¥ãŒã«ãããŠããªããããã«ãšã£ãŠã PodScheduled
ã¯äœãæå³ããã®ã§ããããã ãããã®ãããã«ã¯æ¬åœã«ãã®æ¡ä»¶ãå¿
èŠã§ããïŒ / cc @ kubernetes / sig-autoscaling-bugs @yujuhongããã PodScheduled
ãçŸåšèªåã¹ã±ãŒãªã³ã°ã§äœ¿çšãããŠãããšèšãããããã§ãã
/ cc @ kubernetes / sig-node-bugs @ kubernetes / sig-scheduling-bugs
@ Random-Liu very long time for kubelet to eventually set this condition
ã®å¹æã¯äœã§ããïŒ ãšã³ããŠãŒã¶ãŒã¯ïŒãã¹ãããŒãã¹ã®ãã¬ãŒã¯ãã¹ä»¥å€ã§ïŒã©ã®ãããªåé¡ã«æ°ã¥ããŸããïŒ ïŒãªãã·ã§ã³ïŒ1ããïŒ
@dimsãŠãŒã¶ãŒã«ã¯ã PodScheduled
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ãé·æé衚瀺ãããŸããã
https://github.com/kubernetes/kubernetes/issues/60589#issuecomment -375103979ã«ãªãã·ã§ã³2ãå®è£ ããä¿®æ£ïŒ61504ããããŸãã
人ã ããããããè¯ãä¿®æ£ã§ãããšèãããªãã°ãç§ã¯ããããªãã·ã§ã³1ã«å€ããããšãã§ããŸãã :)
ãããè£è¿ãã«ç¥ã£ãŠãã人ã«èããæ¹ãããã§ãïŒ ïŒãªãªãŒã¹ããŒã ã§ã¯ãããŸããðïŒïŒ
ping @dashpole @ dchen1107 @derekwaynecarr
@ Random-Liu IIRCã¯ããã¹ãã§ããŒãäžã§å®è¡ãããŠããå¯äžã®éçãããã¯kube-proxyã§ãã ãããã®ãç¶ç¶çãªæŽæ°ããkubeletã«ãã£ãŠè¡ãããé »åºŠãæããŠãã ããã ïŒãã°ã«ãã£ãŠå°å ¥ãããè¿œå ã®qpsãèŠç©ããããã«å°ããïŒ
@ Random-Liu IIRCã¯ããã¹ãã§ããŒãäžã§å®è¡ãããŠããå¯äžã®éçãããã¯kube-proxyã§ãã ãããã®ãç¶ç¶çãªæŽæ°ããkubeletã«ãã£ãŠè¡ãããé »åºŠãæããŠãã ããã ïŒãã°ã«ãã£ãŠå°å ¥ãããè¿œå ã®qpsãèŠç©ããããã«å°ããïŒ
@shyamjvsããã kube-proxy
ã¯çŸåšããŒãäžã«ããå¯äžã®ãã®ã§ãã
ãããã®åæé »åºŠhttps://github.com/kubernetes/kubernetes/blob/master/pkg/kubelet/apis/kubeletconfig/v1beta1/defaults.go#L47ã«äŸåãããšæããŸããããã¯1åã§ãã ãããã£ãŠãkubeletã¯1åããšã«1ã€ã®è¿œå ã®ãããã¹ããŒã¿ã¹æŽæ°ãçæããŸãã
ããããšãã ã€ãŸãããããã¹ããŒã¿ã¹åŒã³åºããè¡ãããããã5000/60 = ã83qpsãè¿œå ãããŸãã ãã°ã§åè¿°ãã429ã®å¢å ã説æããŠããããã§ãã
@ Random-Liuã¯ããããåé¡ããã®ãæäŒã£ãŠãããŠããããšãã
@jdumars npã @ yujuhongã¯ç§ã倧ãã«å©ããŠãããŸããïŒ
ããããPodScheduledãã¹ã±ãžã¥ãŒã©ãŒã«ãã£ãŠã¹ã±ãžã¥ãŒã«ãããŠããªããããã«ãšã£ãŠäœãæå³ããã®ããç¥ãããã§ããïŒ ãããã®ãããã«ã¯æ¬åœã«ãã®æ¡ä»¶ãå¿ èŠã§ããïŒ / cc @ kubernetes / sig-autoscaling-bugs @yujuhongãããPodScheduledã¯çŸåšèªåã¹ã±ãŒãªã³ã°ã§äœ¿çšãããŠãããšèšããããã
kubeletã«PodScheduled
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ã®PRã§è¿°ã¹ãããã«ïŒã kubeletããã®æ¡ä»¶ãèšå®ããŠããªããŠãããªãŒãã¹ã±ãŒã©ãŒã¯ç¹å®ã®æ¡ä»¶ãªãã§ããããç¡èŠãããããã¯ã©ã¹ã¿ãŒãªãŒãã¹ã±ãŒã©ãŒã«ã¯åœ±é¿ããŸããã ãšã«ãããç§ãã¡ãæçµçã«æãã€ããä¿®æ£ã¯ããããããªã³ããéåžžã«å°ãããçŸåšã®åäœãç¶æããïŒã€ãŸããåžžã«PodScheduledæ¡ä»¶ãèšå®ããïŒã®ã§ãããã䜿çšããŸãã
ãŸããå®åžžç¶æ ã®ãããæŽæ°ã¬ãŒãïŒ14391ã®ãã¹ããè¿œå ããããã®éåžžã«å€ãåé¡ã埩掻ãããŸãã
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