Prometheus/Grafana中找到了一篇文章,其中查询如下: min by(job)(100 - (sum by (job, instance)(increase(jvm_gc_collection_seconds_sum[1m])) * 100 / sum by (job, instance) (increase(process_cpu_seconds_total[1m])))) 在计算GC吞吐量时,除了采用其他jvm_gc_collection_seconds_sum当我查看我的Spring Boot Pro
我有这个选择来获取聊天(就像facebook收件箱)。它将显示最新的消息,按发送这些消息的用户分组。WHERE c.id IN( WHERE (`to` = 1 and `del_to_status` = '0') or (`from` = 1 and `del_from_status` = '0')
GROUP BY CASE WHEN 1 = `to` THEN `