From: Aki Tuomi <aki.tuomi@dovecot.fi>
Date: Mon, 27 Mar 2017 16:50:53 +0000 (+0300)
Subject: driver-cassandra: Add metric for slow queries
X-Git-Tag: 2.2.29.rc1~64
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=d2cda64e7ab14ba1eb216315b16557c6905927fd;p=thirdparty%2Fdovecot%2Fcore.git

driver-cassandra: Add metric for slow queries
---

diff --git a/src/lib-sql/driver-cassandra.c b/src/lib-sql/driver-cassandra.c
index defa7fecd5..7ea57aa5f1 100644
--- a/src/lib-sql/driver-cassandra.c
+++ b/src/lib-sql/driver-cassandra.c
@@ -38,6 +38,7 @@ enum cassandra_counter_type {
 	CASSANDRA_COUNTER_TYPE_QUERY_RECV_ERR_SERVER_TIMEOUT,
 	CASSANDRA_COUNTER_TYPE_QUERY_RECV_ERR_SERVER_UNAVAILABLE,
 	CASSANDRA_COUNTER_TYPE_QUERY_RECV_ERR_OTHER,
+	CASSANDRA_COUNTER_TYPE_QUERY_SLOW,
 
 	CASSANDRA_COUNTER_COUNT
 };
@@ -50,6 +51,7 @@ static const char *counter_names[CASSANDRA_COUNTER_COUNT] = {
 	"recv_err_server_timeout",
 	"recv_err_server_unavailable",
 	"recv_err_other",
+	"slow",
 };
 
 enum cassandra_query_type {
@@ -717,9 +719,10 @@ static void driver_cassandra_result_free(struct sql_result *_result)
 			timeval_diff_usecs(&now, &result->finish_time),
 			result->error != NULL ? result->error : "success");
 
-		if (reply_usecs/1000000 >= db->warn_timeout_secs)
+		if (reply_usecs/1000000 >= db->warn_timeout_secs) {
+			db->counters[CASSANDRA_COUNTER_TYPE_QUERY_SLOW]++;
 			i_warning("%s", str);
-		else
+		} else
 			i_debug("%s", str);
 	}