Allow maximum number of backends to be set at configure time

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(--with-maxbackends).  Add a postmaster switch (-N backends) that allows
the limit to be reduced at postmaster start time.  (You can't increase it,
sorry to say, because there are still some fixed-size arrays.)
Grab the number of semaphores indicated by min(MAXBACKENDS, -N) at
postmaster startup, so that this particular form of bogus configuration
is exposed immediately rather than under heavy load.

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This commit is contained in:

Tom Lane

1999-02-19 06:06:39 +00:00

parent 612b8434e4

commit e77b630cf0

14 changed files with 502 additions and 392 deletions

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src/configure vendored

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