Am Tue, 30 Aug 2011 12:29:46 +0200 schrieb Ruediger Meier <sweet_f_a@gmx.de>:
On Tuesday 30 August 2011, Stefan Seyfried wrote:
I'm pretty sure that compression with different versions of old gzip will yield different files.
If you are sure then it should be easy to give an example ...
Even I've tested all version from 1.2.4 (1993) until 1.4 (2010) on different architectures. All deterministic.
11.4 x86_64: seife@server:~/tmp> md5sum urandom 77b8857e80e450231c555122ccc4f789 urandom seife@server:~/tmp> gzip -c urandom|md5sum 27713792de0f0821bf7dfa5c668d70c2 - ARM embedded: /tmp # md5sum urandom 77b8857e80e450231c555122ccc4f789 urandom /tmp # gzip -c urandom | md5sum 2f96e249b14ec2908d04b3bd8e532203 -
AFAIK gzip's determinism is the the only reason why it was possible to implement --rsyncable.
No, not at all. -- Stefan Seyfried "Dispatch war rocket Ajax to bring back his body!" -- To unsubscribe, e-mail: opensuse-factory+unsubscribe@opensuse.org For additional commands, e-mail: opensuse-factory+help@opensuse.org