From mboxrd@z Thu Jan 1 00:00:00 1970 From: Edward Shishkin Subject: Re: Is there any reason reiser4 took this long on a large file delete process. Date: Sat, 05 Feb 2011 11:55:08 +0100 Message-ID: <4D4D2C8C.8000103@gmail.com> References: <9af190a7cd5249f4cd484b1cfc20b89e@mail.velocitynet.com.au> Mime-Version: 1.0 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:message-id:date:from:user-agent:mime-version:to :cc:subject:references:in-reply-to:content-type :content-transfer-encoding; bh=p9LpbTvpUK7rTh7RDxdYeflZRW49VY2JI6ooyqG+mCs=; b=A8lBEwpynxtmbGw/DjPQB9YOpUV0UyFyabIUSGjM+l7dhUJx4dRkKK5uc3lkmgFHlm b5fJa/uBp+gz2H7Wq4lsyzljZiqhdugPpprGrmVE7+sLSa6QljcRRgyaHvEuQPKQwMxS hrP03zvMZOQQLN7dbLUewU0rOVSEFvqmzi5KI= In-Reply-To: Sender: reiserfs-devel-owner@vger.kernel.org List-ID: Content-Type: text/plain; charset="utf-8"; format="flowed" To: =?UTF-8?B?Sm9uw6HFoSBWaWRyYQ==?= Cc: doiggl@velocitynet.com.au, ReiserFS mailing list On 02/05/2011 10:13 AM, Jon=C3=A1=C5=A1 Vidra wrote: > On Sat, 05 Feb 2011 04:14:41 +0100 wrote: > >> Hello, >> Is there any reason reiser4 took this long on a large file delete pr= ocess >> >> - File size 4,237,037,568 openSUSE-DVD-Build0957-i586.iso >> >> # time rm /media/disk/iso/openSUSE-DVD-Build0957-i586.iso >> >> real 12m4.027s >> user 0m0.000s >> sys 1m10.132s > > You use cryptcompress, right? A compressed file is AFAIK split into m= any > small fragments, which means that lots of records in the tree have to= be > changed while deleting the file. > Unfortunately I don't know any good heuristic to detect iso-files by content. So partition formatted with "ccreg40" is not the best solution for media-files.. Edward. -- To unsubscribe from this list: send the line "unsubscribe reiserfs-deve= l" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html