Extend metrics comment to describe unit used for heart beat age (seconds).
@@ -272,7 +272,7 @@ DocumentDBTaggedMetrics::DocumentDBTaggedMetrics(const vespalib::string &docType
bucketMove(this),
totalMemoryUsage(this),
totalDiskUsage("disk_usage", {}, "The total disk usage (in bytes) for this document db", this),
- heart_beat_age("heart_beat_age", {}, "How long ago heart beat maintenace job was run", this),
+ heart_beat_age("heart_beat_age", {}, "How long ago (in seconds) heart beat maintenace job was run", this),
maxNumThreads(maxNumThreads_)
{
}
