what causes ppa

What are the reasons for the synchronization delay of the enterprise face test 042:mysql? How to solve? 1. Replication latency optimizations are caused by too many libraries: the recommended number of libraries is 3-5 2. Optimized from library hardware compared to main library hardware: Improves hardware performance 3. Slow SQL statement too much optimization: SQL statement execution time is too long, you need to optimize SQL statement 4. Master-slave

In the use of the computer process encountered the most depressing thing is that the mouse can not move, especially the desktop almost immediately discarded, notebook at least a touch pad can be used for the time being. And the desktop can only be a tragic shutdown of the computer sleep. So today we're going to analyze what causes our computer's mouse to not move. 1 　　The mouse is broken. This problem

What if the Win7 system loses MSVCP100.dll causes the program not to start? Steps: 1, open the browser, in the address bar input "WWW.MICROSOFT.COM/ZH-CN" to open the official website of Microsoft China; 2, open the page in the window to the right search box input "VC + + 2010", and then click on the right side of the search button; 3, click the search out the first link;

It is necessary to keep track of what causes the site to stop running, and here is how to implement it. Copy Code code as follows: protected void Application_End (object sender, EventArgs e) { Recordendreason (); } Recording why the site stopped running protected void Recordendreason () { HttpRuntime runtime = (HttpRuntime) typeof (System.Web.HttpRuntime). InvokeMember ("_theruntime",