diff options
| author | Bruce Momjian <bruce@momjian.us> | 2011-06-23 19:57:45 -0400 |
|---|---|---|
| committer | Bruce Momjian <bruce@momjian.us> | 2011-06-23 19:57:45 -0400 |
| commit | 3a2906545f839aaf3a49f08a6f8d2cb1f841168f (patch) | |
| tree | 0a7ae17395b7f19b780bea637b0f65fa979e67cc /doc/src | |
| parent | 7412f5cd29b8da364e88f5a63a17c8573dbad73b (diff) | |
In pg_upgrade docs, clarify that link mode uses "hard" links.
Backpatch to 9.1 and 9.0.
Diffstat (limited to 'doc/src')
| -rw-r--r-- | doc/src/sgml/pgupgrade.sgml | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/doc/src/sgml/pgupgrade.sgml b/doc/src/sgml/pgupgrade.sgml index bf5f40bf5ae..8e975d8e207 100644 --- a/doc/src/sgml/pgupgrade.sgml +++ b/doc/src/sgml/pgupgrade.sgml @@ -91,7 +91,7 @@ <varlistentry> <term><option>-k</option></term> <term><option>--link</option></term> - <listitem><para>link instead of copying files to new cluster</para></listitem> + <listitem><para>use hard links instead of copying files to the new cluster</para></listitem> </varlistentry> <varlistentry> @@ -276,14 +276,18 @@ NET STOP pgsql-8.3 (<productname>PostgreSQL</> 8.3 and older used a different s <para> Always run the <application>pg_upgrade</> binary of the new server, not the old one. <application>pg_upgrade</> requires the specification of the old and new cluster's - data and executable (<filename>bin</>) directories. You can also specify separate + data and executable (<filename>bin</>) directories. You can also specify user and port values, and whether you want the data linked instead of - copied (the default). If you use linking, the migration will be much - faster (hard link data files rather than copying them), but you - will no longer be able to access your old cluster once you start - the new cluster after the upgrade. Link mode also requires that the - old and new cluster data directories be in the same file system. - See <literal>pg_upgrade --help</> for a full list of options. + copied (the default). + </para> + + <para> + If you use link mode, the upgrade will be much faster (no file + copying), but you will not be able to access your old cluster + once you start the new cluster after the upgrade. Link mode also + requires that the old and new cluster data directories be in the + same file system. See <literal>pg_upgrade --help</> for a full + list of options. </para> <para> |