This avoids two versions of MediaWiki fighting over Rdbms
namespace changes. A simple version string works since there
are no purges issued; it is TTL-based only.
Change-Id: Ie155c20352e8fea00ea469d162d25bda3600ae60
// Check if we already know that the DB has reached this point
$server = $this->getServerName( $index );
- $key = $this->srvCache->makeGlobalKey( __CLASS__, 'last-known-pos', $server );
+ $key = $this->srvCache->makeGlobalKey( __CLASS__, 'last-known-pos', $server, 'v1' );
/** @var DBMasterPos $knownReachedPos */
$knownReachedPos = $this->srvCache->get( $key );
if (