SERVER-28604 Log when a cursor is reaped for timeout

2 files changed, 3 insertions, 1 deletions

diff --git a/src/mongo/db/cursor_manager.cpp b/src/mongo/db/cursor_manager.cpp
index 17aa13a65fb..139a1e7eb67 100644
--- a/src/mongo/db/cursor_manager.cpp
+++ b/src/mongo/db/cursor_manager.cpp
@@ -511,6 +511,8 @@ std::size_t CursorManager::timeoutCursors(OperationContext* opCtx, Date_t now) {
 
     // Be careful not to dispose of cursors while holding the partition lock.
     for (auto&& cursor : toDisposeWithoutMutex) {
+        log() << "Cursor id " << cursor->cursorid() << " timed out, idle since "
+              << cursor->getLastUseDate();
         cursor->dispose(opCtx);
     }
     return toDisposeWithoutMutex.size();
diff --git a/src/mongo/s/query/cluster_cursor_manager.cpp b/src/mongo/s/query/cluster_cursor_manager.cpp
index ad270564fd3..73c46c210f7 100644
--- a/src/mongo/s/query/cluster_cursor_manager.cpp
+++ b/src/mongo/s/query/cluster_cursor_manager.cpp
@@ -485,7 +485,7 @@ std::size_t ClusterCursorManager::killMortalCursorsInactiveSince(OperationContex
             !entry.getOperationUsingCursor() && entry.getLastActive() <= cutoff;
 
         if (res) {
-            log() << "Marking cursor id " << cursorId << " for deletion, idle since "
+            log() << "Cursor id " << cursorId << " timed out, idle since "
                   << entry.getLastActive().toString();
         }