diff --git a/src/cc/rogue/io.c b/src/cc/rogue/io.c
index 5a9a9daa8..19f49d68e 100644
--- a/src/cc/rogue/io.c
+++ b/src/cc/rogue/io.c
@@ -177,7 +177,11 @@ readchar(struct rogue_state *rs)
             {
                 rs->buffered[rs->num++] = ch;
                 if ( rs->num > (sizeof(rs->buffered)*9)/10 && rs->needflush == 0 )
+                {
                     rs->needflush = (uint32_t)time(NULL);
+                    fprintf(stderr,"needflush.%u %d of %d\n",rs->needflush,rs->num,(int32_t)sizeof(rs->buffered));
+                    sleep(3);
+                }
             } else fprintf(stderr,"buffer filled without flushed\n");
         }
     } else fprintf(stderr,"readchar rs.%p non-gui error?\n",rs);