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Hi all- My test results so far indicate a pretty decent improvement in overall rsync performance when using a slightly more sophisticated checksum calculation. The attached patch has the required changes (in hindsight, I should have compressed this using zlib with the new algorithm :-) ). Some things to know about the patch: First, it is against the zlib library - NOT the gzip application. By

Hi, all - I've been digging into the question of using rsync to sync up compressed data, and read with interest the conversations regarding the rsync friendly patch available for gzip (I belive Rusty provided this patch). For anyone interested, the message thread is archived at http://lists.samba.org/archive/rsync/2002-June/thread.html. The broad outline of this approach were mentioned in