服务器的工作负载要更加稳定，同时特定文件系统中空间不足也会造成更加灾难性的后果。
Server workloads will be more stable, and running out of space in a particular filesystem is likely to be more catastrophic.
作为一种教学环境，博客也存在不足，如博客空间有限，上传文件类型受限，有时不稳定，维护整理博客投入精力大等。
The blog, as a new teaching environment, also has shortcomings such as limitation of its space and uploading file types, instability and so on.
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