From: | Teodor Sigaev <teodor(at)sigaev(dot)ru> |
---|---|
To: | pgsql-committers(at)postgresql(dot)org |
Subject: | pgsql: Fsync directory after creating or unlinking file. |
Date: | 2017-03-27 16:33:50 |
Message-ID: | E1csXaY-0000dh-Fu@gemulon.postgresql.org |
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Lists: | pgsql-committers |
Fsync directory after creating or unlinking file.
If file was created/deleted just before powerloss it's possible that
file system will miss that. To prevent it, call fsync() where creating/
unlinkg file is critical.
Author: Michael Paquier
Reviewed-by: Ashutosh Bapat, Takayuki Tsunakawa, me
Branch
------
master
Details
-------
http://git.postgresql.org/pg/commitdiff/1b02be21f271db6bd3cd43abb23fa596fcb6bac3
Modified Files
--------------
src/backend/access/transam/clog.c | 14 +++++++++++++
src/backend/access/transam/commit_ts.c | 12 +++++++++++
src/backend/access/transam/twophase.c | 8 ++++++++
src/backend/access/transam/xlog.c | 19 ++++++-----------
src/backend/storage/file/fd.c | 37 ++++++++++++++++++++++++++++++++++
src/include/storage/fd.h | 1 +
6 files changed, 78 insertions(+), 13 deletions(-)
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