<div class="content" name="SERVICE_PREFERRED_NODE_INFO" uuid="3767259f-f054-4076-acd3-9f7ecb79cab3"><p>The server MUST support initializing and executing a given
service within a specified node when the server is running on a system
supporting Non-Uniform Memory Access (NUMA) technology <span><a href="https://go.microsoft.com/fwlink/?LinkId=151239" data-linktype="external">[MSDN-NUMA]</a></span>.
The SERVICE_PREFERRED_NODE_INFO <a id="Appendix_A_Target_28"></a><a aria-label="Product behavior note 28" href="041d2a89-9d7d-4f79-91a1-c336d0a668f6#Appendix_A_28" data-linktype="relative-path">&lt;28&gt;</a> structure
defines the preferred node of a service.</p><dl>
<dd>
<div><pre> typedef struct _SERVICE_PREFERRED_NODE_INFO {
   USHORT usPreferredNode;
   BOOLEAN fDelete;
 } SERVICE_PREFERRED_NODE_INFO,
  *LPSERVICE_PREFERRED_NODE_INFO;
</pre></div>
</dd></dl><p><b>usPreferredNode:</b>  The preferred node
number.</p><p><b>fDelete:</b>  If the preferred <span><a href="4f66d32e-2f4f-4482-998e-e5ccbb445223#gt_ffe8ba4c-a382-4105-bd75-e0b0a0dbc4db" data-linktype="relative-path">NUMA node</a></span>
information of the service can be deleted, set to 1; otherwise set to 0.</p></div>