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Automatically terminate replication connections that are idle for more

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than replication_timeout (a new GUC) milliseconds. The TCP timeout is often
too long, you want the master to notice a dead connection much sooner.
People complained about that in 9.0 too, but with synchronous replication
it's even more important to notice dead connections promptly.

Fujii Masao and Heikki Linnakangas
This commit is contained in:
Heikki Linnakangas
2011-03-30 10:10:32 +03:00
parent bc03c5937d
commit 754baa21f7
11 changed files with 368 additions and 129 deletions
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src/include/replication/walsender.h
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@@ -98,6 +98,7 @@ extern volatile sig_atomic_t walsender_ready_to_stop;
/* user-settable parameters */
extern int WalSndDelay;
extern int max_wal_senders;
extern int replication_timeout;
extern int WalSenderMain(void);
extern void WalSndSignals(void);