Ensure no xid gaps during Hot Standby startup
In some cases with higher numbers of subtransactions
it was possible for us to incorrectly initialize
subtrans leading to complaints of missing pages.
Bug report by Sergey Konoplev
Analysis and fix by Andres Freund
Branch
------
REL9_0_STABLE
Details
-------
http://git.postgresql.org/pg/commitdiff/f44eedc3f0f347a856eea8590730769125964597
Modified Files
--------------
src/backend/access/transam/xlog.c | 3 +++
src/backend/storage/ipc/procarray.c | 48 ++++++++++++++++++++++++++++++++---
src/include/storage/procarray.h | 1 +
3 files changed, 48 insertions(+), 4 deletions(-)