Update FAQ.
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Frequently Asked Questions (FAQ) for PostgreSQL
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Last updated: Sun Apr 8 18:51:15 EDT 2001
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Last updated: Mon Apr 9 15:27:47 EDT 2001
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Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us)
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kernel. The exact amount you need depends on your architecture and how
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many buffers and backend processes you configure for the postmaster.
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For most systems, with default numbers of buffers and processes, you
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need a minimum of ~1MB.
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need a minimum of ~1MB. See the PostgreSQL Administrator's Guide for
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more detailed information about shared memory and semaphores.
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3.4) When I try to start the postmaster, I get IpcSemaphoreCreate errors.
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Why?
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increase your kernel's SEMMNS and SEMMNI parameters.
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If the error message is something else, you might not have semaphore
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support configured in your kernel at all.
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support configured in your kernel at all. See the PostgreSQL
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Administrator's Guide for more detailed information about shared
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memory and semaphores.
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3.5) How do I prevent other hosts from accessing my PostgreSQL database?
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alink="#0000FF">
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<H1>Frequently Asked Questions (FAQ) for PostgreSQL</H1>
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<P>Last updated: Sun Apr 8 18:51:15 EDT 2001</P>
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<P>Last updated: Mon Apr 9 15:27:47 EDT 2001</P>
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<P>Current maintainer: Bruce Momjian (<A href=
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"mailto:pgman@candle.pha.pa.us">pgman@candle.pha.pa.us</A>)<BR>
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kernel. The exact amount you need depends on your architecture and
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how many buffers and backend processes you configure for the
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<I>postmaster.</I> For most systems, with default numbers of
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buffers and processes, you need a minimum of ~1MB.</P>
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buffers and processes, you need a minimum of ~1MB.
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See the PostgreSQL Administrator's Guide for more detailed
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information about shared memory and semaphores.</P>
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<H4><A name="3.4">3.4</A>) When I try to start the
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<I>postmaster,</I> I get <I>IpcSemaphoreCreate</I> errors.
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<SMALL>SEMMNS</SMALL> and <SMALL>SEMMNI</SMALL> parameters.</P>
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<P>If the error message is something else, you might not have
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semaphore support configured in your kernel at all.</P>
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semaphore support configured in your kernel at all.
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See the PostgreSQL Administrator's Guide for more detailed
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information about shared memory and semaphores.</P>
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<H4><A name="3.5">3.5</A>) How do I prevent other hosts from
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accessing my PostgreSQL database?</H4>
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