Re: SUJ Patches for 8.X ???

From: Jason <jhelfman_at_e-e.com>
Date: Fri, 4 Jun 2010 09:07:57 -0700
On Fri, Jun 04, 2010 at 05:00:25PM +0200, Dimitry Andric thus spake:
>On 2010-06-04 01:24, David Rhodus wrote:
>> Anyone have a SUJ patch set for 8.x ?
>
>http://www.andric.com/freebsd/suj/suj-stable8-r208287-1.diff.bz2
>
>This backports SUJ from head to stable/8 (at r208799), by cherry-picking
>the following revisions:
>
>  r207141 | jeff | 2010-04-24 09:05:35 +0200 (Sat, 24 Apr 2010) | 7 lines
>  r207142 | pjd | 2010-04-24 09:36:33 +0200 (Sat, 24 Apr 2010) | 2 lines
>  r207143 | pjd | 2010-04-24 09:54:49 +0200 (Sat, 24 Apr 2010) | 2 lines
>  r207144 | pjd | 2010-04-24 09:58:59 +0200 (Sat, 24 Apr 2010) | 3 lines
>  r207145 | jeff | 2010-04-24 09:59:45 +0200 (Sat, 24 Apr 2010) | 4 lines
>  r207309 | jeff | 2010-04-28 09:26:41 +0200 (Wed, 28 Apr 2010) | 2 lines
>  r207310 | jeff | 2010-04-28 09:57:37 +0200 (Wed, 28 Apr 2010) | 5 lines
>  r207421 | jeff | 2010-04-30 06:21:22 +0200 (Fri, 30 Apr 2010) | 7 lines
>  r207462 | edwin | 2010-05-01 11:05:06 +0200 (Sat, 01 May 2010) | 7 lines
>  r207476 | emaste | 2010-05-01 20:56:45 +0200 (Sat, 01 May 2010) | 4 lines
>  r207741 | jeff | 2010-05-07 10:20:56 +0200 (Fri, 07 May 2010) | 8 lines
>  r207742 | jeff | 2010-05-07 10:45:21 +0200 (Fri, 07 May 2010) | 7 lines
>  r208241 | jeff | 2010-05-18 03:45:28 +0200 (Tue, 18 May 2010) | 11 lines
>  r208287 | jeff | 2010-05-19 08:18:01 +0200 (Wed, 19 May 2010) | 11 lines
>
>I have tested:
>- Applying this diff to stable/8 at r208799 (any other rev is NOT
>  guaranteed to work, but there is a good chance, if not too far off)
>- Doing a full buildworld, buildkernel, installkernel, reboot,
>  installworld and mergemaster.
>- Enabling SUJ on a big filesystem with "tunefs -j enable".
>- Randomly resetting the box during a large copy operation on that
>  filesystem, seeing the journal is replayed at boot time, and the
>  filesystem recovered.
>
>That said, there is NO WARRANTY that this patch works properly.  It
>could hose all your filesystems, and/or cause irreversible damage to
>your system.  Most likely, even.  You have been warned. :)
>
>Also, please do NOT bother Jeff Roberson about this, as he is probably
>busy enough supporting SUJ in head. :)  Instead, direct any problem
>reports to me first, or to the freebsd-stable mailing list, if you
>prefer.
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>

I wasn't sure what SUJ was, so I looked it up and it sounds like a great
feature to come to FreeBSD. I also found this email from Jeff that may be a
good resource as well.

http://lists.freebsd.org/pipermail/freebsd-current/2010-January/014811.html

-j
Received on Fri Jun 04 2010 - 14:53:38 UTC

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