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authorThomas Munro <tmunro@postgresql.org>2021-10-26 12:54:55 +1300
committerThomas Munro <tmunro@postgresql.org>2021-10-26 13:09:00 +1300
commit181361a0c2fec635de10e101f683da9bddbb8178 (patch)
treedc4df230d5df1fd503d582a27cd941c5f662f7ec /doc/src
parenta5b9a0000e14663fd814dd51648a544fa40140a4 (diff)
Reject huge_pages=on if shared_memory_type=sysv.
It doesn't work (it could, but hasn't been implemented). Back-patch to 12, where shared_memory_type arrived. Reported-by: Alexander Lakhin <exclusion@gmail.com> Reviewed-by: Alexander Lakhin <exclusion@gmail.com> Discussion: https://postgr.es/m/163271880203.22789.1125998876173795966@wrigleys.postgresql.org
Diffstat (limited to 'doc/src')
-rw-r--r--doc/src/sgml/config.sgml4
1 files changed, 3 insertions, 1 deletions
diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml
index 0c3193bfebb..b5d06b49e29 100644
--- a/doc/src/sgml/config.sgml
+++ b/doc/src/sgml/config.sgml
@@ -1664,7 +1664,9 @@ include_dir 'conf.d'
<para>
At present, this setting is supported only on Linux and Windows. The
setting is ignored on other systems when set to
- <literal>try</literal>.
+ <literal>try</literal>. On Linux, it is only supported when
+ <varname>shared_memory_type</varname> is set to <literal>mmap</literal>
+ (the default).
</para>
<para>