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Add/fix some documentation for the autoscaler configuration. (#1742) 

We definitely need more data there and document with more examples.
But this is for another PR.
This commit is contained in:
Victor Agababov 2019-09-03 10:05:00 -07:00 committed by Knative Prow Robot
parent 34220a98b7
commit 6ce457cfb7
1 changed files with 6 additions and 5 deletions
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docs/serving/configuring-the-autoscaler.md
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@ -46,7 +46,7 @@ following parameters in the ConfigMap.
## scale-to-zero-grace-period ## scale-to-zero-grace-period
`scale-to-zero-grace-period` specifies the time an inactive revision is left `scale-to-zero-grace-period` specifies the time an inactive revision is left
running before it is scaled to zero (min: 30s). running before it is scaled to zero (min: 6s).
``` ```
scale-to-zero-grace-period: 30s scale-to-zero-grace-period: 30s
@ -55,7 +55,7 @@ scale-to-zero-grace-period: 30s
## stable-window ## stable-window
When operating in a stable mode, the autoscaler operates on the average When operating in a stable mode, the autoscaler operates on the average
concurrency over the stable window. concurrency over the stable window (min: 6s).
``` ```
stable-window: 60s stable-window: 60s
@ -70,7 +70,7 @@ autoscaling.knative.dev/window: 60s
## enable-scale-to-zero ## enable-scale-to-zero
Ensure that enable-scale-to-zero is set to `true`. Ensure that enable-scale-to-zero is set to `true`, if scale to zero is desired.
## Termination period ## Termination period
@ -119,7 +119,8 @@ containerConcurrency: 0 | 1 | 2-N
``` ```
- A `containerConcurrency` value of `1` will guarantee that only one request is - A `containerConcurrency` value of `1` will guarantee that only one request is
handled at a time by a given instance of the revision container. handled at a time by a given instance of the revision container, though requests
might be queued, waiting to be served.
- A value of `2` or more will limit request concurrency to that value. - A value of `2` or more will limit request concurrency to that value.
- A value of `0` means the system should decide. - A value of `0` means the system should decide.
@ -147,7 +148,7 @@ Using these annotations in the revision template will propagate this to
modified later without modifying anything else in the Knative Serving system. modified later without modifying anything else in the Knative Serving system.
``` ```
edit podautoscaler <revision-name> kubectl edit podautoscaler <revision-name>
``` ```
**NOTE:** These annotations apply for the full lifetime of a revision. Even when **NOTE:** These annotations apply for the full lifetime of a revision. Even when