Improve table describing shared memory parameters.

diff --git a/doc/src/sgml/runtime.sgml b/doc/src/sgml/runtime.sgml
index 3d7a47c0dcb3908fd7669cb30d090daa30872d09..60a4fa6b8c78040c6531c7d79017ea0b7c8f64e3 100644 (file)
--- a/doc/src/sgml/runtime.sgml
+++ b/doc/src/sgml/runtime.sgml
@@ -5238,28 +5238,22 @@ set semsys:seminfo_semmsl=32
      <tbody>
       <row>
        <entry><xref linkend="guc-max-connections"></>
-       <entry>400 (but see also <varname>max_locks_per_transaction</>)</entry>
+       <entry>400 + 220 * <xref linkend="guc-max-locks-per-transaction"></entry>
       </row>
 
       <row>
        <entry><xref linkend="guc-max-prepared-transactions"></>
-       <entry>600 (but see also <varname>max_locks_per_transaction</>)</entry>
-      </row>
-
-      <row>
-       <entry><xref linkend="guc-max-locks-per-transaction"></>
-       <entry>220 * (<xref linkend="guc-max-connections"> +
-        <xref linkend="guc-max-prepared-transactions">)</>
+       <entry>600 + 220 * <xref linkend="guc-max-locks-per-transaction"></entry>
       </row>
 
       <row>
        <entry><xref linkend="guc-shared-buffers"></>
-       <entry>8300</>
+       <entry>8300 (assuming 8K <symbol>BLCKSZ</>)</entry>
       </row>
 
       <row>
        <entry><xref linkend="guc-wal-buffers"></>
-       <entry>8200</>
+       <entry>8200 (assuming 8K <symbol>BLCKSZ</>)</entry>
       </row>
 
       <row>