doc: pg_resetwal: Add comments how the multipliers are derived

Reviewed-by: Aleksander Alekseev 
Discussion: https://www.postgresql.org/message-id/flat/0f3ab4a1-ae80-56e8-3426-6b4a02507687@eisentraut.org

diff --git a/doc/src/sgml/ref/pg_resetwal.sgml b/doc/src/sgml/ref/pg_resetwal.sgml
index 08cd3ce5fc20a8e0a05e0b426588e221ef5a57a1..cf9c7e70f27127b9566896278b1255a8394e8a62 100644 (file)
--- a/doc/src/sgml/ref/pg_resetwal.sgml
+++ b/doc/src/sgml/ref/pg_resetwal.sgml
@@ -166,7 +166,8 @@ PostgreSQL documentation
    pg_resetwal is unable to determine appropriate values
    by reading pg_control.  Safe values can be determined as
    described below.  For values that take numeric arguments, hexadecimal
-   values can be specified by using the prefix 0x.
+   values can be specified by using the prefix 0x.  Note
+   that these instructions only apply with the standard block size of 8 kB.
   
 
   
@@ -189,6 +190,7 @@ PostgreSQL documentation
       greatest file name in the same directory.  The file names are in
       hexadecimal.
      
+      
     
    
 
@@ -272,6 +274,7 @@ PostgreSQL documentation
       names are in hexadecimal, so the easiest way to do this is to specify
       the option value in hexadecimal and append four zeroes.
      
+     
     
    
 
@@ -306,6 +309,7 @@ PostgreSQL documentation
       The file names are in hexadecimal.  There is no simple recipe such as
       the ones for other options of appending zeroes.
      
+     
     
    
 
@@ -354,6 +358,7 @@ PostgreSQL documentation
       in pg_xact, -u 0x700000 will work (five
       trailing zeroes provide the proper multiplier).
      
+     
     
    
 
@@ -375,6 +380,7 @@ PostgreSQL documentation
       in pg_xact, -x 0x1200000 will work (five
       trailing zeroes provide the proper multiplier).
      
+