When I try to run postmaster -i under Pg6.4.2 in a RedHat 5.2, I have the error message:
IpcMemoryCreate: shmget failed (Invalid argument) key=5432001, size=831176, permission=600
FATAL 1: ShmemCreate: cannot create region
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OBSERVATORIO NACIONAL - CNPq
Departamento de Astrofisica
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Joao Luiz Kohl Moreira kohl@on.br
Rua Gal. Jose Cristino, 77 http://www.daf.on.br/~kohl
20921-400 Rio de Janeiro - RJ Tel. 55-21-585-3215 R. 277
Brazil Fax. 55-21-580-7181