摘要：状态描述： CLOSED：这个没什么好说的了，表示初始状态。 LISTEN：这个也是非常容易理解的一个状态，表示服务器端的某个SOCKET处于监听状态，可以接受连接了。 SYN_RCVD：这个状态表示接受到了SYN报文，在正常情况下，这个状态是服务器端的SOCKET在建立TCP连接时的三次握手会话过 阅读全文

摘要：Kafka is a platform which stream data (e.g logs, metrics ) etc between different apps. Kafka serves and stores data using a publish-subscribe pattern 阅读全文

摘要：1 SRE and Devs from same staff pool ; more sre , less dev so they can focus on relibility; in the other way they focus on new featur e 2 SRE hires onl 阅读全文

摘要：Error Budgets includes: releasing new feature expected system change inevitable failure in hardware, network etc planned downtime risky experiment sha 阅读全文

摘要：HA can be configured in the nodes running Nginx Plus It implement by running vrrp between the nodes, where the user can specify priority, unicast_src_ 阅读全文