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On Windows, use pgwin32_waitforsinglesocket() instead of select() to wait for

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input in the stats collector.  Our select() emulation is apparently buggy
for UDP sockets :-(.  This should resolve problems with stats collection
(and hence autovacuum) failing under more than minimal load.  Diagnosis
and patch by Magnus Hagander.

Patch probably needs to be back-ported to 8.1 and 8.0, but first let's
see if it makes the buildfarm happy...
This commit is contained in:
Tom Lane
2007-01-26 20:06:52 +00:00
parent 8ff2bccee3
commit 4355d214c2
4 changed files with 29 additions and 15 deletions
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11
src/backend/libpq/be-secure.c
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@ -11,7 +11,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/libpq/be-secure.c,v 1.75 2007/01/05 22:19:29 momjian Exp $
* $PostgreSQL: pgsql/src/backend/libpq/be-secure.c,v 1.76 2007/01/26 20:06:52 tgl Exp $
*
* Since the server static private key ($DataDir/server.key)
* will normally be stored unencrypted so that the database
@ -275,7 +275,8 @@ rloop:
#ifdef WIN32
pgwin32_waitforsinglesocket(SSL_get_fd(port->ssl),
(err == SSL_ERROR_WANT_READ) ?
FD_READ | FD_CLOSE : FD_WRITE | FD_CLOSE);
FD_READ | FD_CLOSE : FD_WRITE | FD_CLOSE,
INFINITE);
#endif
goto rloop;
case SSL_ERROR_SYSCALL:
@ -374,7 +375,8 @@ wloop:
#ifdef WIN32
pgwin32_waitforsinglesocket(SSL_get_fd(port->ssl),
(err == SSL_ERROR_WANT_READ) ?
FD_READ | FD_CLOSE : FD_WRITE | FD_CLOSE);
FD_READ | FD_CLOSE : FD_WRITE | FD_CLOSE,
INFINITE);
#endif
goto wloop;
case SSL_ERROR_SYSCALL:
@ -889,7 +891,8 @@ aloop:
#ifdef WIN32
pgwin32_waitforsinglesocket(SSL_get_fd(port->ssl),
(err == SSL_ERROR_WANT_READ) ?
FD_READ | FD_CLOSE | FD_ACCEPT : FD_WRITE | FD_CLOSE);
FD_READ | FD_CLOSE | FD_ACCEPT : FD_WRITE | FD_CLOSE,
INFINITE);
#endif
goto aloop;
case SSL_ERROR_SYSCALL: