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Re: snapshots (archive files) are too big ... Why?
- From: Houder <houder at xs4all dot nl>
- To: cygwin at cygwin dot com
- Date: Sat, 23 Jan 2016 22:56:35 +0100
- Subject: Re: snapshots (archive files) are too big ... Why?
- Authentication-results: sourceware.org; auth=none
- References: <ed7dd3377a4cc1aa59001d627c7237ad at xs4all dot nl> <20160123181053 dot GF3268 at calimero dot vinschen dot de> <b3c07e0f903d91ae52fb6fb202eef1e5 at xs4all dot nl> <20160123192515 dot GG3268 at calimero dot vinschen dot de> <1c1720fce81779d6bb5f2bd29c06bb3f at xs4all dot nl> <874me4xd6u dot fsf at Rainer dot invalid>
On 2016-01-23 21:18, Achim Gratz wrote:
Houder writes:
Did the same test on FC19. Same result.
The patch most likely responsible is only applied to FC21/22/23 best I
can tell.
As I realized, that Corinna is using "the latest and the greatest" of
the
Fedora distribution, I go myself
tar-1.27.1-8.fc21.i686.rpm
and extracted the tar program from it.
Again using FC19, but now the tar program that I extracted:
@@ pwd
/home/henri/x
@@ ls -l
total 7172
-rwxr-xr-x 1 henri henri 6952352 Jan 23 20:28
cygwin-inst-20160121.tar.xz
drwxr-xr-x 3 henri henri 4096 Jan 21 18:42 etc
-rwxr-xr-x 1 henri henri 377916 Jan 23 22:38 tar
drwxr-xr-x 7 henri henri 4096 Jan 21 18:42 usr
@@ ./tar --version
tar (GNU tar) 1.27.1
Copyright (C) 2013 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later
<http://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
Written by John Gilmore and Jay Fenlason.
@@ find etc usr | ./tar -T - --no-recursion -cJf foo.tar.xz
@@ find etc usr | ./tar --no-recursion -T - -cJf foo2.tar.xz
@@ ./tar tvJf foo.tar.xz > foo1
@@ ./tar tvJf foo2.tar.xz > foo2
@@ wc -l foo1 foo2
1429 foo1 <==== Oh, ah!
381 foo2
1810 total
@@
As noted by Achim, this modification of tar took place in July 2015.
That tells it all, does it not, Corinna?
Thanks, Achim.
Regards,
Henri
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