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From: Dmitry Sivachenko <trtrmitya@gmail.com>
Subject: Re: kern/181226: [ufs] Writes to almost full FS eat 100% CPU and
 speed drops below 1MB/sec [regression]
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The following reply was made to PR kern/181226; it has been noted by GNATS.

From: Dmitry Sivachenko <trtrmitya@gmail.com>
To: bug-followup@FreeBSD.org
Cc:  
Subject: Re: kern/181226: [ufs] Writes to almost full FS eat 100% CPU and speed drops below 1MB/sec [regression]
Date: Sun, 25 Aug 2013 19:45:08 +0400

 I found the exact revision number which broke that:
 
 Author: mckusick
 Date: Mon Apr 22 23:59:00 2013
 New Revision: 249782
 URL: http://svnweb.freebsd.org/changeset/base/249782