# Elasticsearch Sizing in Petabyes **URL:** \ **Category:** Elasticsearch\ **Created:** [January 29, 2018, 10:27am UTC](https://discuss.elastic.co/t/elasticsearch-sizing-in-petabyes/117434 "2018-01-29T10:27:50Z")\ **Posts on this page:** 3\ **Page:** 1
**Author:** ![dilip](https://avatars.discourse-cdn.com/v4/letter/d/47e85d/32.png) [@dilip](https://discuss.elastic.co/u/dilip)\ **Post date:** [January 29, 2018, 10:27am UTC](https://discuss.elastic.co/t/elasticsearch-sizing-in-petabyes/117434/1 "2018-01-29T10:27:50Z")
Hi All, Need your help/suggestion in sizing the ELK in Petabytes. my daily log ingestion volume is 10 TB/per day.and we would data retention in the following 🙂 3 months Hot Data.[hot nodes] 1 year warm Data[warm nodes] 4 year Cold Data retention . can you please help in sizing as Log format would be IT Infrastructure and Application Logs. how many cluster do i need?is one cluster can hold these much data? most important in one Node how much storage can be allocated if i have 128 GB RAM 19 TB Disk(SSD) 12 core cpu for Hot Node. ---
**Author:** ![dadoonet](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/dadoonet/32/137187_2.png) [@dadoonet](https://discuss.elastic.co/u/dadoonet)\ **Post date:** [January 29, 2018, 12:52pm UTC](https://discuss.elastic.co/t/elasticsearch-sizing-in-petabyes/117434/2 "2018-01-29T12:52:24Z")
May I suggest you look at the following resources about sizing: [https://www.elastic.co/elasticon/conf/2016/sf/quantitative-cluster-sizing](https://www.elastic.co/elasticon/conf/2016/sf/quantitative-cluster-sizing) > **[How many shards should I have in my Elasticsearch cluster? | Elastic](https://www.elastic.co/blog/how-many-shards-should-i-have-in-my-elasticsearch-cluster)** > > Elasticsearch is a very versatile platform, that supports a variety of use cases, and provides great flexibility around data organisation and replication strategies. This flexibility can however somet... > **[NetSecureDay: Managing your Black Friday Logs](https://speakerdeck.com/elastic/netsecureday-managing-your-black-friday-logs)** > > Surveiller une application complexe n’est pas une tâche aisée, mais avec les bons outils, ce n’est pas si sorcier. Néanmoins, des périodes fortes telles que les opérations de type « Black Friday » (Vendredi noir) ou période de Noël peuvent pousser... ---
**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\ **Post date:** [February 26, 2018, 12:52pm UTC](https://discuss.elastic.co/t/elasticsearch-sizing-in-petabyes/117434/3 "2018-02-26T12:52:31Z")
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