[kube] Reduce apiserver request count for pod_service_mapper #476
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hkaj
reviewed
Jun 15, 2017
kubernetes/check.py
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| @@ -32,6 +32,8 @@ | |||
| DEFAULT_COLLECT_EVENTS = False | |||
| DEFAULT_NAMESPACES = ['default'] | |||
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| DEFAULT_SERVICE_EVENT_FREQ = 5 | |||
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this should be in seconds. You can set it to 5 * 60 to be explicit.
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that's legit! pushing changes. As sister PR is merged, tests should pass now
kubernetes/check.py
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| @@ -106,14 +108,17 @@ def __init__(self, name, init_config, agentConfig, instances=None): | |||
| self._collect_events = _is_affirmative(inst.get('collect_events', DEFAULT_COLLECT_EVENTS)) | |||
| if self._collect_events: | |||
| self.event_retriever = self.kubeutil.get_event_retriever() | |||
| elif self.kubeutil.collect_service_tag: | |||
| # Only fetch service and pod events for service mapping | |||
| event_delay = inst.get('service_tag_update_freq', DEFAULT_SERVICE_EVENT_FREQ) * 60 | |||
kubernetes/conf.yaml.example
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| @@ -51,6 +51,13 @@ instances: | |||
| # | |||
| # collect_events: false | |||
| # | |||
| # Matching the pods to Kubernetes services requires to retrieve events regularly. | |||
| # To reduce the traffic to the apiserver, we only query them every 5 minutes, adding a delay | |||
| # in pod -> service matching. You can configure it below (in minutes) or disable kube_service | |||
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- add collect_service_tags option to disable collection - add service_tag_update_freq to reduce event requests
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hkaj
approved these changes
Jun 15, 2017
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Sister PR for DataDog/dd-agent#3387, to reduce apiserver requests