Elasticsearch heap size configuration?

Nurs1927

• May 01, 2018 04:09

One question, i installed elasticsearch in dedicated server with 64Gb RAM. How much "heap Size" put in elasticsearch configuraci"n? It is recommended put 50% of RAM, but I think it's too much. I'm going to use it as a search system for a php forum

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  Infopro

  • May 01, 2018 09:33

  It is recommended put 50% of RAM, but I think it's too much.

  
  Actually, the docs state "no more than 50%" That's a bit different. Setting the heap size | Elasticsearch Reference [6.2] | Elastic

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  Nurs1927

  • May 01, 2018 10:35

  Right! I expressed badly. But how much do you think is enough to handle the searches of a forum of around 320,000 topics. On many support sites, they recommend using 50% of RAM by default. That's why I think it can become excessive.

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  Infopro

  • May 01, 2018 10:43

  You might want to go with default settings and see how things work before changing anything.

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  Nurs1927

  • May 01, 2018 10:48

  You might want to go with default settings and see how things work before changing anything.

  
  Thank you. I've never worked with elasticsearch and I'm a bit lost.

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  Infopro

  • May 01, 2018 11:14

  They do have support forums you might like to know about. Surely there are folks there that can help get you going. Searching the site for heap size I came up with many threads:

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