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Forum Posts

Mr__D
by New Contributor II
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Databricks Cluster Autoscaling

Hello All,Could anyone please suggest impact of Autoscaling in cluster cost ?Suppose if I have a cluster where min worker is 2 and max is 10 but most of the time active worker are 3 so the cluster will be billed for only 3 workers or for 10 worker(...

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Anonymous
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@Deepak Bhatt​ :Autoscaling in Databricks can have a significant impact on cluster cost, as it allows the cluster to dynamically add or remove workers based on the workload.In the scenario you described, if the active worker count is consistently at ...

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KellenO
by New Contributor II
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Resolved! How can I use cluster autoscaling with intensive subprocess calls?

I have a custom application/executable that I upload to DBFS and transfer to my cluster's local storage for execution. I want to call multiple instances of this application in parallel, which I've only been able to successfully do with Python's subpr...

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Anonymous
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Autoscaling works for spark jobs only. It works by monitoring the job queue, which python code won't go into. If it's just python code, try single node.https://docs.databricks.com/clusters/configure.html#cluster-size-and-autoscaling

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dataslicer
by Contributor
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Resolved! Exploring additional cost saving options for structured streaming 24x7x365 uptime workloads

I currently have multiple jobs (each running its own job cluster) for my spark structured streaming pipelines that are long running 24x7x365 on DBR 9.x/10.x LTS. My SLAs are 24x7x365 with 1 minute latency. I have already accomplished the following co...

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Anonymous
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User16826992666
by Valued Contributor
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Resolved! How does cluster autoscaling work?

What determines when the cluster autoscaling activates to add and remove workers? Also, can it be adjusted?

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sajith_appukutt
Honored Contributor II
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> What determines when the cluster autoscaling activates to add and remove workersDuring scale-down, the service removes a worker only if it is idle and does not contain any shuffle data. This allows aggressive resizing without killing tasks or recom...

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