报错如下
2019-03-20_09:49:06.47576 level=error ts=2019-03-20T09:49:06.475516078Z caller=main.go:624 err="opening storage failed: block dir: "/var/opt/gitlab/prometheus/data/01D5NZDASZAAB4ECFSPQEZCSTE": unexpected end of JSON input"
文件丢失，请重载