postgres

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Tom Lane 1b2bb33a54 Add a comment documenting the question of whether PrefetchBuffer should

try to protect an already-existing buffer from being evicted.  This was
left as an open issue when the posix_fadvise patch was committed.  I'm
not sure there's any evidence to justify more work in this area, but we
should have some record about it in the source code.

2009-04-03 18:17:43 +00:00

buffer

Add a comment documenting the question of whether PrefetchBuffer should

2009-04-03 18:17:43 +00:00

file

Don't actively violate the system limit of maximum open files (RLIMIT_NOFILE).

2009-03-04 09:12:49 +00:00

freespace

Add a new option to RestoreBkpBlocks() to indicate if a cleanup lock should

2009-01-20 18:59:37 +00:00

ipc

Fix a rare race condition when commit_siblings > 0 and a transaction commits