Use mmap MAP_NOSYNC option to limit shared memory writes
mmap() is rarely used for shared memory, but when it is, this option is
useful, particularly on the BSDs.
Patch by Sean Chittenden
Branch
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master
Details
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http://git.postgresql.org/pg/commitdiff/34afbba84e8fd12bbf905d68d1112f51ed584df9
Modified Files
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src/backend/storage/ipc/dsm_impl.c | 4 ++--
src/include/portability/mem.h | 8 ++++++++
2 files changed, 10 insertions(+), 2 deletions(-)