From 071a465b23a873f66e0d54bfb5ff0315bb26feea Mon Sep 17 00:00:00 2001 From: Shuo Wu Date: Wed, 9 Oct 2019 11:43:06 -0700 Subject: [PATCH] Add more descriptions for the default setting doc and the taint tolerations doc Some details are not included in the docs and they may confuse users. Longhorn #805, #806 Signed-off-by: Shuo Wu --- docs/customized-default-setting.md | 4 ++++ docs/taint-toleration.md | 3 +-- 2 files changed, 5 insertions(+), 2 deletions(-) diff --git a/docs/customized-default-setting.md b/docs/customized-default-setting.md index cf06146..669e7a5 100644 --- a/docs/customized-default-setting.md +++ b/docs/customized-default-setting.md @@ -4,6 +4,10 @@ During Longhorn system deployment, users can customize the default settings for Longhorn. e.g. specify `Create Default Disk With Node Labeled` and `Default Data Path` before starting the Longhorn system. ## Usage +### Note: +1. This default setting is only for Longhorn system that hasn't been deployed. And it has no impact on the existing Longhorn system. +2. The users should modify the settings for an existing Longhorn system via UI. + ### Via Rancher UI [Cluster] -> System -> Apps -> Launch -> longhorn -> LONGHORN DEFAULT SETTINGS diff --git a/docs/taint-toleration.md b/docs/taint-toleration.md index 296b04c..79a2215 100644 --- a/docs/taint-toleration.md +++ b/docs/taint-toleration.md @@ -3,8 +3,7 @@ ## Overview If users want to create nodes with large storage spaces and/or CPU resources for Longhorn only (to store replica data) and reject other general workloads, they can taint those nodes and add tolerations for Longhorn components. Then Longhorn can be deployed on those nodes. -For more Kubernetes taint and toleration info, see: -[Kubernetes Taint & Tolerations](https://kubernetes.io/docs/concepts/configuration/taint-and-toleration/) +Notice that the taint tolerations setting for one workload will not prevent it from being scheduled to the nodes that don't contain the corresponding taints. See [Kubernetes's taint and toleration](https://kubernetes.io/docs/concepts/configuration/taint-and-toleration/) for details. ## Setup ### During installing Longhorn