From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jon Nelson Subject: Re: unbelievably bad performance: 2.6.27.37 and raid6 Date: Sun, 1 Nov 2009 17:53:50 -0600 Message-ID: References: <200911011241.40735.tfjellstrom@shaw.ca> <200911011647.41259.tfjellstrom@shaw.ca> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <200911011647.41259.tfjellstrom@shaw.ca> Sender: linux-raid-owner@vger.kernel.org Cc: LinuxRaid List-Id: linux-raid.ids On Sun, Nov 1, 2009 at 5:47 PM, Thomas Fjellstrom = wrote: > On Sun November 1 2009, NeilBrown wrote: >> Reshaping to a new chunksize is possible with the latest mdadm and >> =A0kernel, but I would recommend waiting for mdadm-3.1.1 and 2.6.32. >> With the current code, a device failure during reshape followed by a= n >> unclean shutdown while reshape is happening can lead to unrecoverabl= e >> data loss. =A0Even a clean shutdown before the shape finishes in tha= t case >> might be a problem. Do you know if the stable series 2.6.31.XX incorporates the appropriate= fixes? --=20 Jon -- To unsubscribe from this list: send the line "unsubscribe linux-raid" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html