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authorBruce Momjian2018-08-25 17:35:14 +0000
committerBruce Momjian2018-08-25 17:35:14 +0000
commit50ff8844bb3b32fbc2a4d1b2d4fe22b4e5efd779 (patch)
treebb7f02a77a1700af3d1c3d90bcfa6e5af768c537
parenta65f22fc6223117650fec31a3821f181f15d9366 (diff)
doc: "Latest checkpoint location" will not match in pg_upgrade
Mention that "Latest checkpoint location" will not match in pg_upgrade if the standby server is still running during the upgrade, which is possible. "Match" text first appeared in PG 9.5. Reported-by: Paul Bonaud Discussion: https://postgr.es/m/c7268794-edb4-1772-3bfd-04c54585c24e@trainline.com Backpatch-through: 9.5
-rw-r--r--doc/src/sgml/ref/pgupgrade.sgml3
1 files changed, 2 insertions, 1 deletions
diff --git a/doc/src/sgml/ref/pgupgrade.sgml b/doc/src/sgml/ref/pgupgrade.sgml
index fae32f95230..52f00bea787 100644
--- a/doc/src/sgml/ref/pgupgrade.sgml
+++ b/doc/src/sgml/ref/pgupgrade.sgml
@@ -326,7 +326,8 @@ NET STOP postgresql-9.0
against the old primary and standby clusters. Verify that the
<quote>Latest checkpoint location</> values match in all clusters.
(There will be a mismatch if old standby servers were shut down
- before the old primary.) Also, change <varname>wal_level</> to
+ before the old primary or if the old standby servers are still running.)
+ Also, change <varname>wal_level</varname> to
<literal>replica</> in the <filename>postgresql.conf</> file on the
new primary cluster.
</para>