docs: improve pg_upgrade rsync instructions
authorBruce Momjian <bruce@momjian.us>
Tue, 12 Sep 2017 17:17:52 +0000 (13:17 -0400)
committerBruce Momjian <bruce@momjian.us>
Tue, 12 Sep 2017 17:17:52 +0000 (13:17 -0400)
commitb1705f35f805933629520eded68b82d2a2900871
treeddc725416ceee4f503312c1b8482c9789c7a802e
parentbd18960cb93f3b6e9f43f3cabec34f1929f05ec3
docs:  improve pg_upgrade rsync instructions

This explains how rsync accomplishes updating standby servers and
clarifies the instructions.

Reported-by: Andreas Joseph Krogh
Discussion: https://postgr.es/m/VisenaEmail.10.2b4049e43870bd16.15d898d696f@tc7-visena

Backpatch-through: 9.5
doc/src/sgml/ref/pgupgrade.sgml