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Posted to commits@druid.apache.org by ma...@apache.org on 2021/07/21 05:49:16 UTC

[druid] branch master updated: Improve documentation for druid.indexer.autoscale.workerCapacityHint config (#11444)

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maytasm pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/druid.git


The following commit(s) were added to refs/heads/master by this push:
     new 6ce3b6c  Improve documentation for druid.indexer.autoscale.workerCapacityHint config (#11444)
6ce3b6c is described below

commit 6ce3b6ca2d448ff0e097b669ae05067041584176
Author: Maytas Monsereenusorn <ma...@apache.org>
AuthorDate: Wed Jul 21 12:48:56 2021 +0700

    Improve documentation for druid.indexer.autoscale.workerCapacityHint config (#11444)
    
    * fix doc
    
    * address comments
    
    * Update docs/configuration/index.md
    
    Co-authored-by: Charles Smith <38...@users.noreply.github.com>
    
    Co-authored-by: Charles Smith <38...@users.noreply.github.com>
---
 docs/configuration/index.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/docs/configuration/index.md b/docs/configuration/index.md
index dd0a4f2..9b840f0 100644
--- a/docs/configuration/index.md
+++ b/docs/configuration/index.md
@@ -1015,7 +1015,7 @@ There are additional configs for autoscaling (if it is enabled):
 |`druid.indexer.autoscale.pendingTaskTimeout`|How long a task can be in "pending" state before the Overlord tries to scale up.|PT30S|
 |`druid.indexer.autoscale.workerVersion`|If set, will only create nodes of set version during autoscaling. Overrides dynamic configuration. |null|
 |`druid.indexer.autoscale.workerPort`|The port that MiddleManagers will run on.|8080|
-|`druid.indexer.autoscale.workerCapacityHint`| Worker capacity for determining the number of workers needed for auto scaling when there is currently no worker running. If unset or set to value of 0 or less, auto scaler will scale to `minNumWorkers` in autoScaler config instead. This value should typically be equal to `druid.worker.capacity` when you have a homogeneous cluster and the average of `druid.worker.capacity` across the workers when you have a heterogeneous cluster. Note: this c [...]
+|`druid.indexer.autoscale.workerCapacityHint`| An estimation of the number of task slots available for each worker launched by the auto scaler when there are no workers running. The auto scaler uses the worker capacity hint to launch workers with an adequate capacity to handle pending tasks. When unset or set to a value less than or equal to 0, the auto scaler scales workers equal to the value for `minNumWorkers` in autoScaler config instead. The auto scaler assumes that each worker, eit [...]
 
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