Document that the pg_upgrade user of rsync might want to skip some
files, like postmaster.pid.
Backpatch to 9.2.
Branch
------
REL9_2_STABLE
Details
-------
http://git.postgresql.org/pg/commitdiff/54e3c4af2340bcfbd203e60c05b5e2bb9ad1108d
Modified Files
--------------
doc/src/sgml/pgupgrade.sgml | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)