vlib: add show trace limit warning at the end of output too

Users tend to miss the warning too often, add it to the end of the
output in hope it would be easier to catch.

Type: improvement

Change-Id: I264df7e3b6ab1ffb1a383807f4444d9cbaf40999
Signed-off-by: Benoît Ganne <bganne@cisco.com>

1 files changed, 4 insertions, 2 deletions

diff --git a/src/vlib/trace.c b/src/vlib/trace.c
index 156378af8e3..836e8b473a6 100644
--- a/src/vlib/trace.c
+++ b/src/vlib/trace.c
@@ -338,8 +338,10 @@ cli_show_trace_buffer (vlib_main_t * vm,
       {
         if (i == max)
           {
-            vlib_cli_output (vm, "Limiting display to %d packets."
-                                 " To display more specify max.", max);
+            char *warn = "Limiting display to %d packets."
+                               " To display more specify max.";
+            vlib_cli_output (vm, warn, max);
+            s = format (s, warn, max);
             goto done;
           }