The rapid development of big data technology is affecting every field of society, and its application in education has made great progress. Under the background of the further development of big data in education, based on the learning behavior log data of higher vocational students in Lanmo Cloud class platform, this paper collects, pretreats and displays the related data of resources browsing, participating activities, homework test results, etc. On this basis, the relationship between students learning behavior and learning effect is obtained by using big data learning analysis, in order to provide the basis of teaching content organization and teaching model for educators.