典型查询
典型查询
# 实例与任务清单（即时查询）
sum by (instance, job, version) (up)
# 5xx 比例 TopN
topk(10, sum by (route) (rate(http_requests_total{status=~"5.."}[5m]))
/ sum by (route) (rate(http_requests_total[5m])))
# 面板：Query options → Format = Table；列上可做过滤排序表格列宽、对齐、Cell type（color text / gauge 等）在 Field overrides 里逐列调。