By default, SpamAssassin will not check emails larger than 250 KB. This parameter is set to prevent SpamAssassin from generating a large load on the server.
Before you start, this article has the following dependencies:
- You must have SSH access set up for root or a sudo user.
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If you would like to change this setting to a higher value, you can edit the following file:
Next, change this line to a higher value:
MAX_SIZE=256000 # max letter size to filter
SpamAssassin will use the new value immediately with no need to restart any services.