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Compared with resource consumption attacks, service consumption attacks do not require too much traffic. They mainly carry out accurate fixed-point attacks according to the characteristics of services, such as CC of the Web, retrieval of data services, download of file services, etc. Such attacks are often not aimed at congesting traffic channels or protocol processing channels. They are busy situations in which the server always handles high-consumption services and thus cannot respond to normal services. The detailed schematic diagram is as follows:Super Large Data Manipulator: At this stage, we have basically begun to consider the distributed operation scheme of super large data, have a macro understanding of the overall architecture, and can also give some advice on different frameworks. The distributed operation of massive data has certain experience on how to avoid the delay of network communication and how to train more efficiently and quickly. This kind of person is usually the leader of shrimp like me.Browser plug-in to help complete file upload. Depending on the browser, the plug-in type may be ActiveObject or WebkitPlugin. Upload is an asynchronous process, so the control will constantly call a global function provided by javascript, window.external.upload, to inform javascript of the current upload progress. The control will insert the current file state into window.external.upload as the parameter state. A complete upload plug-in cannot be provided here. SetTimeout will be simply used to simulate the upload progress of the file. The window.external.upload function is only responsible for printing some logs in this example:郑氏抬眼看着他道：你和淼淼好容易才熬到这一步，相守相伴才是最重要的，其他都是虚名。Matrix metering: It is also called evaluation metering on Canon cameras. It metering the whole area of the picture. The exposure values of each area are averaged in the camera to obtain an average value, thus obtaining the correct exposure of the whole picture.In order to prepare a zero-based environment, we will empty the rules provided by default in centos6 so that we can carry out experiments and use the iptables-F INPUT command to empty the rules in the INPUT chain of the filter table. Later, we will summarize the relevant commands for clearing the rules separately, and there is no need to struggle with this command here.狮王（郑伊健 饰）、火山（陈小春 饰）、Bill（谢天华 饰）、淡定（钱嘉乐 饰）、老鼠（林晓峰 饰）五个出生入死的兄弟，在恩师曹sir（曾志伟 饰）的带领下，为了救济儿童而偷取特效药，却惨遭设局，陷入枪林弹雨的险境之中。兄弟们抱着视死如归的豪情，展开一连串的追查与激战。他们明白，即使无法活着回来，也比一人活着痛快！