Mitigate "snapshot too old" performance regression on NUMA Limit maintenance of time to xid mapping to once per minute. At least in the tested case this brings performance within 5% of when the feature is off, compared to several times slower without this patch.
While there, fix comments and whitespace. Ants Aasma, with cosmetic adjustments suggested by Andres Freund Reviewed by Kevin Grittner and Andres Freund Branch ------ master Details ------- http://git.postgresql.org/pg/commitdiff/7e3da1c4737fd6582e12c80983987e4d2cbc1d17 Modified Files -------------- src/backend/utils/time/snapmgr.c | 85 +++++++++++++++++++++++++++++----------- 1 file changed, 62 insertions(+), 23 deletions(-) -- Sent via pgsql-committers mailing list ([email protected]) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-committers
