flush buffer

How to use Ob_flush () and flush () for PHP Note: the Ob_flush () and flush () functions are generally used together, in order to Ob_flush () first, then flush (), and their function is to flush the buffer.Here's a specific next time to use the

mysql performance optimization · Discussion on the flush strategy of InnoDB buffer poolBackgroundWe know that InnoDB uses buffer pool to cache data pages that are read from disk to memory. Buffer pool is usually composed of a number of memory blocks

Transferred from: http://blog.csdn.net/wyzxg/article/details/7700394MySQL official website configuration description Address: http://dev.mysql.com/doc/refman/5.5/en/innodb-parameters.htmlOther references:"High performance MySQL"-8.4.5 innodb buffer

Ec (2); let's look at a piece of code first. & Lt ;? Phpfor ($ i10; $ I & gt; 0; $ I --) {& nbsp; echo $ I; & nbsp; flush (); & nbsp; sleep (1 );}? & Gt; according to the statement in the php manual & nbsp; this function sends all the output of the

For ($ I = 10; $ I> 0; $ I --){Echo $ I;Flush ();Sleep (1 );}?>   According to the PHP Manual This function sends all the output of the program so far to the user's browser. The above code should output $ I every second. But not necessarily in

For ($ I = 10; $ I> 0; $ I --){Echo $ I;Flush ();Sleep (1 );}?>According to the PHP ManualThis function will be available until now Program All the output is sent to the user's browser.The above section Code , $ I should be output every second. But

For ($ I = 10; $ I> 0; $ I --){Echo $ I;Flush ();Sleep (1 );}?>According to the php ManualThis function sends all the output of the program so far to the user's browser.The above code should output $ I every second. But not necessarily in reality.

How to use Ob_flush () and flush () for PHP Note: the Ob_flush () and flush () functions are generally used together, in order to Ob_flush () first, then flush (), and their function is to flush the buffer.Here's a specific next time to use the

As you know, there is a layer in PHP called the output buffer. This article is to explain what it really is? How does PHP internally implement it? And how do I use it in a PHP program? This layer is not complex, but it is often misunderstood, and

InnoDB maintains a cache of data and index information to the memory of the storage area called buffer pool, which caches the most recently accessed data. By configuring the parameters of each buffer pool, we can significantly improve the