kvmagent should only return 4 promethus metics, each vip is a label with the metric
kvmagent should only return 4 promethus metics, each vip is a label with the metric

Fix ZSTAC-11193

zstackio/zstack-utility,zstackio/zstack-utility,zstackorg/zstack-utility,zstackio/zstack-utility,zstackorg/zstack-utility,zstackorg/zstack-utility