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
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REL9_1_STABLE
Details
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http://git.postgresql.org/pg/commitdiff/a41c88194b19655d7f2cb556d0fdada227dea941
Modified Files
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src/backend/access/transam/xlog.c | 3 ++
src/backend/storage/ipc/procarray.c | 53 +++++++++++++++++++++++++++++++----
src/include/storage/procarray.h | 1 +
3 files changed, 51 insertions(+), 6 deletions(-)
