cache: track timeouted fragments in FragmentationCache telemetry

Author: TheSableCZ

src/plugins/storage/cache/src/fragmentationCache/fragmentationCache.cpp

@@ -74,6 +74,8 @@ void FragmentationCache::fill_missing_packet_data(
 {
 	if (!is_fragmentation_data_timedouted(packet, fragmentation_data)) {
 		fill_ports_to_packet(packet, fragmentation_data);
+	} else {
+		m_stats.timeouted_fragments++;
 	}
 }
 
@@ -104,6 +106,7 @@ telemetry::Content FragmentationCache::get_cache_telemetry()
 	dict["fragmentedTraffic"] = telemetry::ScalarWithUnit {trafficPercentage, "%"};
 	dict["fragmentedPackets"] = m_stats.fragmented_packets;
 	dict["notFoundFragments"] = m_stats.not_found_fragments;
+	dict["timeoutedFragments"] = m_stats.timeouted_fragments;
 
 	return dict;
 }

src/plugins/storage/cache/src/fragmentationCache/fragmentationCache.hpp

@@ -94,6 +94,7 @@ class FragmentationCache : TelemetryUtils {
 		uint64_t first_fragments;
 		uint64_t fragmented_packets;
 		uint64_t not_found_fragments;
+		uint64_t timeouted_fragments;
 		uint64_t total_packets;
 	};