On Fri, 14 Nov 2003, Alex Song wrote: > when using mozilla 1.5 (or 1.2) to download a file, mozilla seems to first > issue TCP_CLIENT_REFRESH_MISS on the HEAD. this happens when the save as > dialog box comes up and before the save button is pressed. when squid > receives this TCP_CLIENT_REFRESH_MISS on the HEAD it RELEASE the whole file > (not just the head) from the cache (the file was cached from a previous > download). when save is clicked mozilla sends a normal GET request and squid > says TCP_MISS (since it RELEASE the file already) and the file is fetched > from the origin server and stored in the cache once again.
If you enable log_mime_hdrs and post the two requests (HEAD + GET) then we will get a much clearer picture of what is going on. Regards Henrik
