Port Bug Report: Server doesn't start initially with an error

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                        POSTGRESQL BUG REPORT TEMPLATE
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Your name               : Juman Byun
Your email address      : olbyun@academy.hanyang.ac.kr

Category                : runtime: back-end
Severity                : serious

Summary: Server doesn't start initially with an error

System Configuration
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  Operating System   : Sparc Solaris 2.6

  PostgreSQL version : 6.5

  Compiler used      : gcc 2.8.1

Hardware:
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Ultra Sparc ,256M RAM

Versions of other tools:
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all gnu tools

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Problem Description:
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I've got this error message
# postmaster -i
IpcMemoryCreate: shmget failed (Invalid argument) key=5432001, size=1073152, permission=600
FATAL 1:  ShmemCreate: cannot create region


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Test Case:
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it always result the same above in my system, though i repeated compilation process,


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Solution:
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