Add class comment for BmNodeStatsReporter.

1 files changed, 4 insertions, 0 deletions

diff --git a/searchcore/src/vespa/searchcore/bmcluster/bm_node_stats_reporter.h b/searchcore/src/vespa/searchcore/bmcluster/bm_node_stats_reporter.h
index be0e10e37a4..356d35474d1 100644
--- a/searchcore/src/vespa/searchcore/bmcluster/bm_node_stats_reporter.h
+++ b/searchcore/src/vespa/searchcore/bmcluster/bm_node_stats_reporter.h
@@ -11,6 +11,10 @@ namespace search::bmcluster {
 
 class BmCluster;
 
+/*
+ * Class handling background reporting of node stats during feed or
+ * document redistribution.
+ */
 class BmNodeStatsReporter {
     BmCluster&                    _cluster;
     vespalib::ThreadStackExecutor _executor;