2017年11月16日
常用指令（一）
摘要： Kafka常用命令: Consumer##控制台发送消息./kafka-console-producer.sh --broker-list 集群IP:Port --topic topic名字./kafka-console-producer.sh --broker-list 集群IP:Port --t 阅读全文
posted @ 2017-11-16 13:05 简笔话_Golden 阅读(183) 评论(0) 推荐(0)
Communications link failure；；The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
摘要： Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure；；The last packet sent successfully to the server was 0 阅读全文
posted @ 2017-11-16 11:10 简笔话_Golden 阅读(5822) 评论(0) 推荐(0)
Hystrix : 解决请求会被拒绝和抛出异常并且fallback不会被调用的问题
摘要： 启动脚本增加参数：-Dserver.tomcat.max-http-header-size=102400 增大Hystrix，ribbon的各项参数; 阅读全文
posted @ 2017-11-16 11:06 简笔话_Golden 阅读(3319) 评论(0) 推荐(0)