Hi Have you changed the ElasticSearch server side bulk setting? Check this link, https://github.com/apache/skywalking/blob/master/docs/en/setup/backend/backend-storage.md#elasticearch-server-settings <https://github.com/apache/skywalking/blob/master/docs/en/setup/backend/backend-storage.md#elasticearch-server-settings>
Sheng Wu Apache Skywalking, ShardingSphere, Zipkin > 在 2019年8月7日，下午4:34，<[email protected]> <[email protected]> 写道： > > hi All, I am a developer of Genshuixue. I found some performance issue > when I use Skywalking in production environment. My Skywalking version > is 6.1.0. My issues： Sometimes the service list or instance list will > lose some data in Skywalking UI. These data will be automatically restored. I > found that the heartbeat_time in the index of service_instance_inventory are > not updated. BRs， dingzhixiang(丁志翔）
