logOp would emit messages if being called when no active migration is ongoing

1 files changed, 3 insertions, 1 deletions

diff --git a/s/d_migrate.cpp b/s/d_migrate.cpp
index 6ddd9667b46..7204974a737 100644
--- a/s/d_migrate.cpp
+++ b/s/d_migrate.cpp
@@ -218,8 +218,10 @@ namespace mongo {
         }
         
         void logOp( const char * opstr , const char * ns , const BSONObj& obj , BSONObj * patt ){
-            if ( ! _active )
+            if ( ! _active ) {
+                RARELY log() << "logOpForSharding got called when inactive for '" << ns << endl;
                 return;
+            }
 
             if ( _ns != ns )
                 return;