From 0da5e8979b5e5466d0f7bb836f2716cbcf1d4589 Mon Sep 17 00:00:00 2001 From: Marcelo Salhab Brogliato Date: Fri, 31 May 2013 11:49:06 +0100 Subject: [PATCH 1/1] Log forwarding table overflows. --- src/forward.c | 9 +++++++++ 1 file changed, 9 insertions(+), 0 deletions(-) diff --git a/src/forward.c b/src/forward.c index 33a68a0..6c9f646 100644 --- a/src/forward.c +++ b/src/forward.c @@ -1205,8 +1205,17 @@ struct frec *get_new_frec(time_t now, int *wait) /* none available, calculate time 'till oldest record expires */ if (count > daemon->ftabsize) { + static time_t last_log = 0; + if (oldest && wait) *wait = oldest->time + (time_t)TIMEOUT - now; + + if ((int)difftime(now, last_log) > 5) + { + last_log = now; + my_syslog(LOG_WARNING, _("Maximum number of concurrent DNS queries reached (max: %d)"), daemon->ftabsize); + } + return NULL; } -- 1.7.2.5