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Optimize Kibana memory usage #540

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Mar 26, 2020
Merged

Optimize Kibana memory usage #540

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be92597
[kibana] increase memory requests/limits
jmlrt Mar 24, 2020
52fb7ff
[kibana] increase nodejs memory limit
jmlrt Mar 24, 2020
0ee41ee
[kibana] set cpu request = limits
jmlrt Mar 24, 2020
d60a592
[kibana] update default values
jmlrt Mar 24, 2020
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4 changes: 2 additions & 2 deletions kibana/README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -56,13 +56,13 @@ helm install --name kibana elastic/kibana --set imageTag=7.6.1
| `elasticsearchHosts` | The URLs used to connect to Elasticsearch. | `http://elasticsearch-master:9200` |
| `elasticsearchURL` | The URL used to connect to Elasticsearch. Deprecated, needs to be used for Kibana versions < 6.6 | |
| `replicas` | Kubernetes replica count for the deployment (i.e. how many pods) | `1` |
| `extraEnvs` | Extra [environment variables](https://kubernetes.io/docs/tasks/inject-data-application/define-environment-variable-container/#using-environment-variables-inside-of-your-config) which will be appended to the `env:` definition for the container | `[]` |
| `extraEnvs` | Extra [environment variables](https://kubernetes.io/docs/tasks/inject-data-application/define-environment-variable-container/#using-environment-variables-inside-of-your-config) which will be appended to the `env:` definition for the container | `name: NODE_OPTIONS`<br>`value: "--max-old-space-size=1800"` |
| `secretMounts` | Allows you easily mount a secret as a file inside the deployment. Useful for mounting certificates and other secrets. See [values.yaml](https://github.com/elastic/helm-charts/tree/master/kibana/values.yaml) for an example | `[]` |
| `image` | The Kibana docker image | `docker.elastic.co/kibana/kibana` |
| `imageTag` | The Kibana docker image tag | `7.6.1` |
| `imagePullPolicy` | The Kubernetes [imagePullPolicy](https://kubernetes.io/docs/concepts/containers/images/#updating-images) value | `IfNotPresent` |
| `podAnnotations` | Configurable [annotations](https://kubernetes.io/docs/concepts/overview/working-with-objects/annotations/) applied to all Kibana pods | `{}` |
| `resources` | Allows you to set the [resources](https://kubernetes.io/docs/concepts/configuration/manage-compute-resources-container/) for the statefulset | `requests.cpu: 100m`<br>`requests.memory: 500Mi`<br>`limits.cpu: 1000m`<br>`limits.memory: 2Gi` |
| `resources` | Allows you to set the [resources](https://kubernetes.io/docs/concepts/configuration/manage-compute-resources-container/) for the statefulset | `requests.cpu: 1000m`<br>`requests.memory: 2Gi`<br>`limits.cpu: 1000m`<br>`limits.memory: 2Gi` |
| `protocol` | The protocol that will be used for the readinessProbe. Change this to `https` if you have `server.ssl.enabled: true` set | `http` |
| `serverHost` | The [`server.host`](https://www.elastic.co/guide/en/kibana/current/settings.html) Kibana setting. This is set explicitly so that the default always matches what comes with the docker image. | `0.0.0.0` |
| `healthCheckPath` | The path used for the readinessProbe to check that Kibana is ready. If you are setting `server.basePath` you will also need to update this to `/${basePath}/app/kibana` | `/app/kibana` |
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10 changes: 6 additions & 4 deletions kibana/values.yaml
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Expand Up @@ -8,7 +8,9 @@ replicas: 1
# Extra environment variables to append to this nodeGroup
# This will be appended to the current 'env:' key. You can use any of the kubernetes env
# syntax here
extraEnvs: []
extraEnvs:
- name: "NODE_OPTIONS"
value: "--max-old-space-size=1800"
# - name: MY_ENVIRONMENT_VAR
# value: the_value_goes_here

Expand All @@ -33,11 +35,11 @@ podAnnotations: {}

resources:
requests:
cpu: "100m"
memory: "500Mi"
cpu: "1000m"
memory: "2Gi"
limits:
cpu: "1000m"
memory: "1Gi"
memory: "2Gi"

protocol: http

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