From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?utf-8?b?R3Vhbiw=?= Xin Subject: Re: [PATCH 0/2] Squashfs: add LZ4 compression Date: Sat, 6 Sep 2014 20:29:32 +0000 (UTC) Message-ID: References: <1374459663-15363-1-git-send-email-phillip@squashfs.org.uk> <51ECA17A.3060401@cn.fujitsu.com> <51ECCB8B.7030104@cn.fujitsu.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit To: linux-fsdevel@vger.kernel.org Return-path: Received: from plane.gmane.org ([80.91.229.3]:58336 "EHLO plane.gmane.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750826AbaIFUaC (ORCPT ); Sat, 6 Sep 2014 16:30:02 -0400 Received: from list by plane.gmane.org with local (Exim 4.69) (envelope-from ) id 1XQMcF-0007Pi-4o for linux-fsdevel@vger.kernel.org; Sat, 06 Sep 2014 22:29:49 +0200 Received: from 5mao.bbsindex.com ([74.121.150.153]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Sat, 06 Sep 2014 22:29:47 +0200 Received: from guanx.bac by 5mao.bbsindex.com with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Sat, 06 Sep 2014 22:29:47 +0200 Sender: linux-fsdevel-owner@vger.kernel.org List-ID: Gu Zheng cn.fujitsu.com> writes: > On 07/22/2013 01:07 PM, Phillip Lougher wrote: > > But it's hard to say that it also really can bring benefit to Squashfs. In addition to my previous message: Tried HC mode of lz4 -- Compression ratio of my rootfs (the whole system) is 3~4% better than lzo; compression speed is 5x of lzo's. Decompression, as already mentioned, was markedly faster than lzo. Lz4 is a clear win over lzo from every aspect. Guan