Home → CLC FAQ - CLC Genomics Server and Command Line Tools → CLC Genomics Server → How can I change the memory allocated to a CLC Genomics Server's java process?
2.1. How can I change the memory allocated to a CLC Genomics Server's java process?
The default amount of memory set in the case of the is the lesser of 50% of the available physical memory or 50GB. We generally recommend that the setting be left at the default level.
An explanation about why the defaults are recommended can be found in the FAQ entry:
Information on how to change this setting for the CLC Genomics Server, please refer to the Server manual entry:
Please note that the configuration file that needs to be edited for this process is not automatically updated if more memory is installed in the machine. Changes to the memory setting for the CLC Genomics Server must be done manually.
The Genomics Server service must be restarted for changes to the configuration file, 'clcgenomicsserver.vmoptions', to take effect.
When 'clcgenomicsserver.vmoptions' is edited, please make sure the file is saved with '.vmoptions' extention, not as a '.txt' or other.