Changes between Version 3 and Version 4 of FileCompression

Timestamp:

Sep 20, 2007, 12:13:29 PM (18 years ago)

Author:

Nicolas

Comment:

Clarified compatibility with older clients. Removed "average compression ratio"; that depends on the data. Better link to infozip website. Tagged page.

FileCompression

@@ -12 +12 @@
 
     * Use the Apache 2.0 mod_deflate module to automatically compress files on the fly. This method will work with all BOINC clients, but it will do compression only for 5.4+ clients. Info on how to configure this is below.
-    * Compress files and give them a filename suffix such as '.gz'. The name used in your `<file_info>` elements, however, is the original filename without '.gz'.
+    * Compress files and give them a filename suffix such as '.gz'. The name used in your `<file_info>` elements, however, is the original filename without '.gz'. BOINC clients older than 5.4 won't be able to download files.
 
 Include the following line in `httpd.conf`:
@@ -45 +45 @@
 is actually quite small so we are compressing most of the files
 downloaded from our servers.
-The average file is about 60% of the original file size.
 Adding the compression on the fly only added about 5%
 to the system CPU utilization (obviously it will vary
@@ -94 +93 @@
 You can also do compression in your application.
 To assist this, BOINC provides a library
-boinc_zip, based on the "Info-Zip" libraries, but combines both zip & unzip
-functionality in one library.  (http://www.info-zip.org).
+boinc_zip, based on the [http://www.info-zip.org Info-Zip] libraries, but combines both zip & unzip
+functionality in one library.
 Any questions/comments please email carlc@comlab.ox.ac.uk