<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/congtui3364</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; congtui3364]]></copyright><item><title><![CDATA[dubbo连接池爆满]]></title><link>https://blog.youkuaiyun.com/congtui3364/article/details/100373422</link><guid>https://blog.youkuaiyun.com/congtui3364/article/details/100373422</guid><author>congtui3364</author><pubDate>Wed, 16 Sep 2015 13:31:06 +0800</pubDate><description><![CDATA[一、发现问题
   先看看问题表象：
    1、服务消费者端应用本地保存注册列表异常，报Too many open files
   

	
		
			点击(此处)折叠或打开
		
...]]></description><category></category></item><item><title><![CDATA[quartz详解5：官网example分析]]></title><link>https://blog.youkuaiyun.com/congtui3364/article/details/100373418</link><guid>https://blog.youkuaiyun.com/congtui3364/article/details/100373418</guid><author>congtui3364</author><pubDate>Mon, 17 Aug 2015 14:37:26 +0800</pubDate><description><![CDATA[quartz官方提供了15个example，方便开发者理解quartz的用法。现在结合源码对实例的使用进行分析。
参见：http://www.quartz-scheduler.org/documentation/qua...]]></description><category></category></item><item><title><![CDATA[quartz详解4：quartz线程管理]]></title><link>https://blog.youkuaiyun.com/congtui3364/article/details/100373417</link><guid>https://blog.youkuaiyun.com/congtui3364/article/details/100373417</guid><author>congtui3364</author><pubDate>Mon, 10 Aug 2015 12:29:39 +0800</pubDate><description><![CDATA[quartz启动后有多个线程同时在跑。启动时会启动主线程、集群线程、检漏线程、工作线程。主线程负责查询到需要触发的线程，并放入到线程队列。
集群线程负责集群、检漏线程负责对未成功执行的任务进行检漏。工作线程默认是20...]]></description><category></category></item><item><title><![CDATA[quartz详解3：quartz数据库集群-锁机制]]></title><link>https://blog.youkuaiyun.com/congtui3364/article/details/100373420</link><guid>https://blog.youkuaiyun.com/congtui3364/article/details/100373420</guid><author>congtui3364</author><pubDate>Fri, 07 Aug 2015 14:59:58 +0800</pubDate><description><![CDATA[一、quartz数据库锁


其中，QRTZ_LOCKS就是Quartz集群实现同步机制的行锁表，其表结构如下：

	
		
			点击(此处)折叠或打开
		
	
	
		
			
				--QRT...]]></description><category></category></item><item><title><![CDATA[quartz详解2：quartz由浅入深]]></title><link>https://blog.youkuaiyun.com/congtui3364/article/details/100373412</link><guid>https://blog.youkuaiyun.com/congtui3364/article/details/100373412</guid><author>congtui3364</author><pubDate>Thu, 06 Aug 2015 11:08:31 +0800</pubDate><description><![CDATA[一、quartz核心概念

   先来看一张图：
  
   

	
		
			
				
					scheduler 
				

			
			
				任务调度器 
	...]]></description><category></category></item><item><title><![CDATA[quartz详解1：初步了解quartz？]]></title><link>https://blog.youkuaiyun.com/congtui3364/article/details/100373419</link><guid>https://blog.youkuaiyun.com/congtui3364/article/details/100373419</guid><author>congtui3364</author><pubDate>Thu, 06 Aug 2015 10:05:01 +0800</pubDate><description><![CDATA[一、引入
 

	  你曾经需要应用执行一个任务吗？这个任务每天或每周星期二晚上11：30，或许仅仅每个月的最后一天执行。一个自动执行而无须干预的任务在执行过程中如果发生一个严重错误，应用能够知到其执行失败并尝试重...]]></description><category></category></item><item><title><![CDATA[linux下打命令慢，系统的CPU占用过高。]]></title><link>https://blog.youkuaiyun.com/congtui3364/article/details/100373413</link><guid>https://blog.youkuaiyun.com/congtui3364/article/details/100373413</guid><author>congtui3364</author><pubDate>Wed, 27 May 2015 19:21:25 +0800</pubDate><description><![CDATA[最近服务器经常一阵阵的慢的打命令都打不了,每天都有很多次
慢的时候用top命令查看v发现系统CPU过高：


	打字用到的是与linux系统函数的交互，CPU忙的话，会导致响应不及时。


	



...]]></description><category></category></item><item><title><![CDATA[PPM系统内存溢出问题解决]]></title><link>https://blog.youkuaiyun.com/congtui3364/article/details/100373411</link><guid>https://blog.youkuaiyun.com/congtui3364/article/details/100373411</guid><author>congtui3364</author><pubDate>Tue, 26 May 2015 13:23:21 +0800</pubDate><description><![CDATA[ppm内存溢出问题解决 


	一、发现问题


	PPM系统手工下发数据到CRM时。下发10万条，每次2000条分页下发。 


	时间长了会出现内存溢出。在测试库测试发现，linux的内存占用会上升到...]]></description><category></category></item></channel></rss>