Adjust the Operating System Settings

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1. To adjust operating system settings edit the following system file:

   /etc/sysctl.conf
   

2. For high-volume systems, set the following parameters:

   net.ipv4.ip_local_port_range = 10000 65535
   fs.file-max = 1058576
   

3. For working with Elasticsearch, set the following parameter:

   vm.max_map_count = 262144
   

4. Save the sysctl.conf file.

5. Load the changed settings:

   sysctl --load
   

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