[COMMITTERS] pgsql: Donât push nextid too far forwards in recovery
[COMMITTERS] pgsql: Donât push nextid too far forwards in recovery
От:
Simon Riggs <simon@2ndQuadrant.com>
Дата:
Don’t push nextid too far forwards in recovery Doing so allows various crash possibilities. Fix by avoiding having PrescanPreparedTransactions() increment ShmemVariableCache->nextXid when it has no 2PC files Bug found by Jeff Janes, diagnosis and patch by Pavan Deolasee, then patch re-designed for clarity and full accuracy by Michael Paquier. Reported-by: Jeff Janes Author: Pavan Deolasee, Michael Paquier Discussion: https://postgr.es/m/CAMkU=1zMLnH_i1-PVQ-biZzvNx7VcuatriquEnh7HNk6K8Ss3Q@mail.gmail.com Branch ------ master Details ------- https://git.postgresql.org/pg/commitdiff/aa203e76004daaee3d70b19cc727ed17b87b3d3a Modified Files -------------- src/backend/access/transam/twophase.c | 77 ++++++++++++++++------------------- 1 file changed, 36 insertions(+), 41 deletions(-)
