web-server/data/app-schema-tutorial/gwc-gs.xml

<GeoServerGWCConfig>
  <directWMSIntegrationEnabled>false</directWMSIntegrationEnabled>
  <WMSCEnabled>true</WMSCEnabled>
  <WMTSEnabled>true</WMTSEnabled>
  <TMSEnabled>true</TMSEnabled>
  <cacheLayersByDefault>true</cacheLayersByDefault>
  <cacheNonDefaultStyles>true</cacheNonDefaultStyles>
  <metaTilingX>4</metaTilingX>
  <metaTilingY>4</metaTilingY>
  <gutter>0</gutter>
  <defaultCachingGridSetIds>
    <string>EPSG:4326</string>
    <string>EPSG:900913</string>
  </defaultCachingGridSetIds>
  <defaultCoverageCacheFormats>
    <string>image/png</string>
    <string>image/jpeg</string>
  </defaultCoverageCacheFormats>
  <defaultVectorCacheFormats>
    <string>image/png</string>
    <string>image/jpeg</string>
  </defaultVectorCacheFormats>
  <defaultOtherCacheFormats>
    <string>image/png</string>
    <string>image/jpeg</string>
  </defaultOtherCacheFormats>
</GeoServerGWCConfig>