The era of big data has come. With the explosive growth of information, more and more industries are faced with the challenge of storing and analyzing large amounts of data. As an open source distributed parallel processing platform, Hadoop is becoming more and more popular due to its advantages of high expansion, high efficiency and high reliability. This has also led to the release of a commercial version of Hadoop. Here is a detailed introduction to the hadoop big data platform architecture through DKhadoop. At present, in addition to DKhadoop, there are other commercial releases of Hadoop in China, such as Huawei Cloud. Although the publishers are different, they are similar in platform architecture. Here, DKHadoop, which I am familiar with, will be introduced.