# Suggestion on elastic cluster requirement
**URL:** https://discuss.elastic.co/t/suggestion-on-elastic-cluster-requirement/349109
**Category:** Elasticsearch
**Created:** [December 12, 2023, 6:25am UTC](https://discuss.elastic.co/t/suggestion-on-elastic-cluster-requirement/349109 "2023-12-12T06:25:07Z")
**Posts on this page:** 2
**Page:** 1
### Author:  [@Ishaque\_Mohammed](https://discuss.elastic.co/u/Ishaque_Mohammed)
#### Post date: [December 12, 2023, 6:25am UTC](https://discuss.elastic.co/t/suggestion-on-elastic-cluster-requirement/349109/1 "2023-12-12T06:25:07Z")
I have GKE clusters in that I am getting total 50MB logs /second to elastic and for this I have setup a 6 node elastic cluster with 4core and 16GB RAM configuration still I am facing issue when a surge occurs however my GVM memory usage is utilizing 81% avg and as per the by default conf for JVM it is taking 50% memory i.e 8GB, and I am using 8.6version so i need a suggestion that how many nodes of cluster I need and the machine conf as well so that i can achieve a reliable and highly available environment .
Plz suggest me
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### Author:  [@system](https://discuss.elastic.co/u/system)
#### Post date: [January 9, 2024, 6:25am UTC](https://discuss.elastic.co/t/suggestion-on-elastic-cluster-requirement/349109/2 "2024-01-09T06:25:50Z")
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