Correct WAL space calculation formula in docs.
Error pointed out by Fujii Masao, though not his patch.
Branch
------
REL9_0_STABLE
Details
-------
http://git.postgresql.org/gitweb?p=postgresql.git;a=commitdiff;h=4bc8d9dc90bb98b915d9900a7c1a9482214814bb
Modified Files
--------------
doc/src/sgml/wal.sgml | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)