Allow parallel vacuum to accumulate buffer usage. Commit 40d964ec99 allowed vacuum command to process indexes in parallel but forgot to accumulate the buffer usage stats of parallel workers. This allows leader backend to accumulate buffer usage stats of all the parallel workers. Reported-by: Julien Rouhaud Author: Sawada Masahiko Reviewed-by: Dilip Kumar, Amit Kapila and Julien Rouhaud Discussion: https://postgr.es/m/20200328151721.GB12854@nol Branch ------ master Details ------- https://git.postgresql.org/pg/commitdiff/3a5e22138a8d014590834eb808c99a436c246aab Modified Files -------------- src/backend/access/heap/vacuumlazy.c | 47 ++++++++++++++++++++++++++++++++++-- 1 file changed, 45 insertions(+), 2 deletions(-)
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