1 files changed, 4 insertions, 0 deletions

diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index d89dec90103e..8f80df896038 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -888,6 +888,10 @@ try_again:
                                 ui__warning("The %s event is not supported.\n",
                                             event_name(counter));
                                 goto out_err;
+                        } else if (err == EMFILE) {
+                                ui__warning("Too many events are opened.\n"
+                                            "Try again after reducing the number of events\n");
+                                goto out_err;
                         }
 
                         ui__warning("The sys_perf_event_open() syscall "