ZFS/compression/performance

[Shivaram Upadhyayula]

path root is /usr/src/sys/

Cheers,
Shivaram

On Wed, Nov 2, 2011 at 12:08 PM, Jeremy Chadwick
<freebsd at jdc.parodius.com> wrote:
> On Wed, Nov 02, 2011 at 11:37:49AM +0530, Shivaram Upadhyayula wrote:
>> Sorry i didn't know it will be stripped out :-)
>> http://www.quadstor.com/ietbsd/compression.tgz LZF diff is against
>> FreeBSD8-STABLE checkout about a week ago.
>
> Are you sure about that?
>
> $ egrep '^---' lzffinal.diff
> --- cddl/boot/zfs/zfsimpl.h     2011-10-26 14:50:35.000000000 +0530
> --- cddl/boot/zfs/zfssubr.c     2011-10-26 14:50:35.000000000 +0530
> --- cddl/contrib/opensolaris/common/zfs/zfs_prop.c      2011-10-26 14:50:36.000000000 +0530
> --- cddl/contrib/opensolaris/uts/common/Makefile.files  2011-10-27 14:21:41.000000000 +0530
> --- cddl/contrib/opensolaris/uts/common/fs/zfs/lzf.c    1970-01-01 05:30:00.000000000 +0530
> --- cddl/contrib/opensolaris/uts/common/fs/zfs/sys/zio.h        2011-10-26 14:50:36.000000000 +0530
> --- cddl/contrib/opensolaris/uts/common/fs/zfs/sys/zio_compress.h       2011-10-26 14:50:36.000000000 +0530
> --- cddl/contrib/opensolaris/uts/common/fs/zfs/zio_compress.c   2011-10-26 14:50:37.000000000 +0530
>
> These pathnames don't reflect reality on FreeBSD RELENG_8.  There are no
> such path names, both on our RELENG_8 systems, nor in CVS:
>
> $ ls -l /usr/src/cddl/boot
> ls: /usr/src/cddl/boot: No such file or directory
>
> $ ls -l /usr/src/cddl/contrib/opensolaris/uts
> ls: /usr/src/cddl/contrib/opensolaris/uts: No such file or directory
>
> $ ls -l /usr/src/cddl/contrib/opensolaris
> total 30
> -rw-r--r--    1 root      wheel     18924 Mar 28  2008 OPENSOLARIS.LICENSE
> drwxr-xr-x   16 root      wheel       512 Jun 23 00:43 cmd/
> drwxr-xr-x    4 root      wheel       512 Jun 23 00:43 common/
> drwxr-xr-x    2 root      wheel       512 Jun 23 00:43 head/
> drwxr-xr-x   10 root      wheel       512 Jun 23 00:43 lib/
> drwxr-xr-x    3 root      wheel       512 Jun 23 00:43 tools/
>
> In CVS there used to be a src/cddl/contrib/opensolaris/uts/common directory
> but everything in it now is under Attic/, which means it's been
> deprecated.  See for yourself:
>
> http://www.freebsd.org/cgi/cvsweb.cgi/src/cddl/contrib/opensolaris/uts/common/
>
> Please advise.
>
> --
> | Jeremy Chadwick                                jdc at parodius.com |
> | Parodius Networking                       http://www.parodius.com/ |
> | UNIX Systems Administrator                   Mountain View, CA, US |
> | Making life hard for others since 1977.               PGP 4BD6C0CB |
>
>



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