Merge branch 'master' of https://github.com/dwalton76/frr into bgpd-ipv4-plus-label-misc3

1 files changed, 29 insertions, 0 deletions

diff --git a/vtysh/vtysh.c b/vtysh/vtysh.c
index ec1a0030a..f5f532d53 100644
--- a/vtysh/vtysh.c
+++ b/vtysh/vtysh.c
@@ -2104,6 +2104,33 @@ DEFUN (vtysh_show_work_queues_daemon,
   return ret;
 }
 
+DEFUN (vtysh_show_hashtable,
+       vtysh_show_hashtable_cmd,
+       "show hashtable [statistics]",
+       SHOW_STR
+       "Statistics about hash tables\n"
+       "Statistics about hash tables\n")
+{
+  char cmd[] = "do show hashtable statistics";
+  unsigned long i;
+  int ret = CMD_SUCCESS;
+
+  fprintf (stdout, "\n");
+  fprintf (stdout, "Load factor (LF) - average number of elements across all buckets\n");
+  fprintf (stdout, "Full load factor (FLF) - average number of elements across full buckets\n\n");
+
+  fprintf (stdout, "Standard deviation (SD) is calculated for both the LF and FLF\n");
+  fprintf (stdout, "and indicates the typical deviation of bucket chain length\n");
+  fprintf (stdout, "from the value in the corresponding load factor.\n\n");
+
+  for (i = 0; i < array_size(vtysh_client); i++)
+    if ( vtysh_client[i].fd >= 0 ) {
+        ret = vtysh_client_execute (&vtysh_client[i], cmd, stdout);
+        fprintf (stdout, "\n");
+      }
+  return ret;
+}
+
 DEFUNSH (VTYSH_ZEBRA,
          vtysh_link_params,
          vtysh_link_params_cmd,
@@ -3576,6 +3603,8 @@ vtysh_init_vty (void)
   install_element (VIEW_NODE, &vtysh_show_work_queues_cmd);
   install_element (VIEW_NODE, &vtysh_show_work_queues_daemon_cmd);
 
+  install_element (VIEW_NODE, &vtysh_show_hashtable_cmd);
+
   install_element (VIEW_NODE, &vtysh_show_thread_cmd);
 
   /* Logging */