Thanks very much.
But I found a problem, see this page: http://www.digitalsanctuary.com/tech-blog/general/apache-mod_deflate-and-mod_cache-issues.html
The author found one static files can generate thousands of cached copies...
I don't know whether there is already some solutions to this problem?
Dong Wang wrote:If you combine mod_deflate with mod_cache/mod_cache_disk the compressed
> but mod_compress can cache the compressed file, not only the original file.
> the mod_cache can only cache the original file, isn't it?
files will be cached.