From fb2e7694af860583a90852e44774bf408793aa95 Mon Sep 17 00:00:00 2001 From: Bruce Momjian Date: Thu, 18 Dec 2008 22:21:16 +0000 Subject: [PATCH] Clarify documentation that journaling is not required for WAL or data files. --- doc/src/sgml/wal.sgml | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/doc/src/sgml/wal.sgml b/doc/src/sgml/wal.sgml index 15cd5baec3..64b76ae9d3 100644 --- a/doc/src/sgml/wal.sgml +++ b/doc/src/sgml/wal.sgml @@ -138,8 +138,8 @@ Because WAL restores database file - contents after a crash, it is not necessary to use a - journaled filesystem for reliability. In fact, journaling + contents after a crash, journaled filesystems are necessary for + reliable storage of the data files or WAL files. In fact, journaling overhead can reduce performance, especially if journaling causes file system data to be flushed to disk. Fortunately, data flushing during journaling can -- 2.39.5