f="#GUC-VACUUM-COST-PAGE-HIT" class="id_link">#</a></dt><dd><p>
         The estimated cost for vacuuming a buffer found in the shared buffer
         cache. It represents the cost to lock the buffer pool, lookup
         the shared hash table and scan the content of the page. The
         default value is one.
        </p></dd><dt id="GUC-VACUUM-COST-PAGE-MISS"><span class="term"><code class="varname">vacuum_cost_page_miss</code> (<code class="type">integer</code>)
       <a id="id-1.6.7.7.5.5.3.1.3" class