connection timeout设置

背景   前几天很悲剧,公司的oracle小型机据说是网卡驱动有问题,导致数据库整整挂了1个多小时,后来切换到了备份数据库上,可用性一下子跌倒了3个9.     在后续的某一天,凌晨3点进行了网卡升级,又从备份库重新切回主库的时,测试过程中发现dbcp的自动重连部分机器有问题. 问题描述 整个过程出现了两种错误日志:  异常1: 1.Caused by: java.sql.SQLException: The Network Adapter could not establish the conn

问题描述 javamail 发送邮件 connection timeOut javamail 发送邮件 connection timeOut , 这个超时时间是如何设置的,在哪里设置的? 应用部署环境 linux ,是不是linux系统本身有 tcp socket 的超时时间设置:还是javamail哪里有这个设置? 求解答.

今天发现Jedis 默认的连接方式 jedis=new Jedis("localhost",6379),老是发生connection timeout. 后来发现jedis类包还有一种可以设置最大连接时间的方法. 1->获取Jedis实例需要从JedisPool中获取:2->用完Jedis实例需要还给JedisPool:3->如果Jedis在使用过程中出错,则也需要还给JedisPool:代码如下 复制代码 代码如下: JedisPoolConfig config =

问题描述 C#数据库链接超时,connect timeout设置无效 我的链接string如下,设置了connect timeout为60,结果还是一二十秒就timeout了,后来设置成600也是一样,为什么 Data Source=192.168.2.33sql2008R2;Initial Catalog=CSDBExtreme2015;Connect Timeout=600 ;Persist Security Info=False;User ID=sa;Password=dmgis@1234

问题描述 Connection Timeout Expired数据库偶尔会连接超时, 每小时会出现那么两三次 Connection Timeout Expired. The timeout period elapsed while attempting to consume the pre-login handshake acknowledgement. This could be because the pre-login handshake failed or the server was

Close() and Dispose() are basically the same thing on an ADO.NET connection object for providers shipped by Microsoft, and typically for 3rd party providers as well (haven't seen one that does it differently, but you never know :). The only differenc

        现在工程师们越发的喜欢谈性能(CPU, memery, IO, container, middleware等),性能调优似乎也成为软件行业基础架构师越来越倚重的技艺之一.通常情况下,性能shooting也无外乎分为几个过程.其一,performance diagnostic & bottleneck positioning,这一步往往是关键,当然手法也是千奇百怪,这里不做赘述.第二,performance tuning,真正的调优过程是一个很Galileo,很Continuous

为了优化OceanBase的query timeout设置方式,特调研MySQL关于timeout的处理,记录如下. 复制代码 代码如下: mysql> show variables like '%time%'; +----------------------------+-------------------+ | Variable_name | Value | +----------------------------+-------------------+ | connect_timeo

asp.net|技巧|性能 Setting Connection Timeouts设置连接失效时间 首先讲讲为什么要设置连接失效时间. Connection time-outs help reduce the loss of processing resources consumed by idle connections. When you enable connection time-outs, IIS enforces the time-outs at the connection lev