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Gerry, [This explains the second part of your question.] Because you have three pqact(1) processes processing radar data, you could create three symbolic links to the actual pqact(1) configuration-file: $ cd etc $ ln -s pqact.gempak_craft.tamu.conf pqact.gempak_craft.tamu.1.conf $ ln -s pqact.gempak_craft.tamu.conf pqact.gempak_craft.tamu.2.conf $ ln -s pqact.gempak_craft.tamu.conf pqact.gempak_craft.tamu.3.conf Then, modify the pqact(1) EXEC entries in the LDM configuration file to reference the symbolic links: EXEC "pqact -vf NEXRAD2 -p K[AB].. etc/pqact.gempak_craft.tamu.1.conf" EXEC "pqact -vf NEXRAD2 -p K[CD].. etc/pqact.gempak_craft.tamu.2.conf" EXEC "pqact -vf NEXRAD2 -p K[EFG].. etc/pqact.gempak_craft.tamu.3.conf" Regards, Steve Emmerson Ticket Details =================== Ticket ID: HTX-391676 Department: Support LDM Priority: Normal Status: Closed