Transaction logs can be relocated to a different physical drive so they reside in a different directory than the data. Relocating to a different physical drive can improve performance by giving you two channels to write the data. Use these configuration keywords to relocate transaction logs:
In V10.3 and later, these configuration options can include an environment variable name that will be substituted with its value when the configuration file is read.
See the FairCom Server Administrator's Guide for information about these keywords.