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Comment changes to show bgwriter no longer performs checkpoints.

This commit is contained in:
Simon Riggs
2011-11-01 18:48:47 +00:00
parent 3ba182056f
commit f3ebaad45b
4 changed files with 10 additions and 15 deletions

View File

@@ -68,7 +68,7 @@ that's not desirable for walsenders, because we want the standby servers to
receive all the WAL, including the shutdown checkpoint, before the master
is shut down. Therefore postmaster treats walsenders like the pgarch process,
and instructs them to terminate at PM_SHUTDOWN_2 phase, after all regular
backends have died and bgwriter has written the shutdown checkpoint.
backends have died and checkpointer has issued the shutdown checkpoint.
When postmaster accepts a connection, it immediately forks a new process
to handle the handshake and authentication, and the process initializes to