RAM overload elasticsearch

[robinkyo]

Infos:

• Used Zammad version:
  version 6.2.0-1704792691.00f9f486.bullseye
• Used Zammad installation type: (source, package, docker-compose, …)
  PACKAGE
• Operating system:
  DEBIAN
• Browser + version:

Hi Team, since i have upgraded RAMon the server from 16Go to 64Go i have a runing task who take 33Go RAM

Im thinking Elasticsearch use by default 50% but not sur , if somebody can confirm to be thats and if we have some advice on that point ( Good to reduce this value or good to upgrade for more ?)

[MrGeneration]

This is a frequent question and was already asked this week.

Very high memory usage

I’ve been using Zammad for 3 years now. We have grown from 3 to 5 agents in the meantime, there are about 7000 tickets in the system. I started using Zammad on an all-in-one system with 16GB of RAM. This offered a good performance for the first 2 years. Last year, however, things started to become worse. Elasticsearch started heavily eating up memory. While the system uses about 6GB RAM with everything except Elasticsearch running, as soon as I turn on Elasticsearch, the 16GB RAM are being exh…