make pio_version=2 default for mpi-serial

jedwards4b · jedwards4b · commit e1c32bc54542 · 2020-04-23T11:43:59.000-06:00
diff --git a/config/cesm/machines/config_pio.xml b/config/cesm/machines/config_pio.xml
@@ -17,13 +17,12 @@
     </values>
   </entry>
   -->
-  <!--
   <entry id="PIO_VERSION">
     <values>
-      <value mach="stampede2-skx">1</value>
+      <value mpilib="mpi-serial">2</value>
     </values>
   </entry>
-  -->
+
 
   <!--- uncomment and fill in relevant sections
   <entry id="PIO_ROOT">
