From: Simon Riggs <simon@2ndQuadrant.com>
Date: Tue, 7 Aug 2012 15:20:32 +0000 (+0100)
Subject: fsync backup_label after pg_start_backup()
X-Git-Tag: REL9_2_BETA4~21
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=393b07004e2e9bac6d3b7cad2c4d555516237d90;p=postgresql

fsync backup_label after pg_start_backup()

Dave Kerr
---

diff --git a/src/backend/access/transam/xlog.c b/src/backend/access/transam/xlog.c
index ca6bac2d6d..37c0eda510 100644
--- a/src/backend/access/transam/xlog.c
+++ b/src/backend/access/transam/xlog.c
@@ -9350,6 +9350,7 @@ do_pg_start_backup(const char *backupidstr, bool fast, char **labelfile)
 								BACKUP_LABEL_FILE)));
 			if (fwrite(labelfbuf.data, labelfbuf.len, 1, fp) != 1 ||
 				fflush(fp) != 0 ||
+				pg_fsync(fileno(fp)) != 0 ||
 				ferror(fp) ||
 				FreeFile(fp))
 				ereport(ERROR,