From mboxrd@z Thu Jan 1 00:00:00 1970 From: Roy Sigurd Karlsbakk Subject: Chances of silent errors? Date: Mon, 21 Jan 2013 20:58:07 +0100 (CET) Message-ID: <28222077.12.1358798287217.JavaMail.root@zimbra> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Sender: linux-raid-owner@vger.kernel.org To: linux-raid Raid List-Id: linux-raid.ids Hi all Coming from the zfs world, I've heard a few talk about the chances of "= silent errors", meaning the checksum on the drives match, but the data = being bad because of matching checksum (aka collisions). Does anyone in= here know the relative chance of something like that happening with th= e checksums of current harddisks? Is the 1:10^14 or 1:10^15 chances for= a URE in regard to this, or is that when the drive reports an error, o= r those two combined? Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 98013356 roy@karlsbakk.net http://blogg.karlsbakk.net/ GPG Public key: http://karlsbakk.net/roysigurdkarlsbakk.pubkey.txt -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt.= Det er et element=C3=A6rt imperativ for alle pedagoger =C3=A5 unng=C3=A5= eksessiv anvendelse av idiomer med xenotyp etymologi. I de fleste tilf= eller eksisterer adekvate og relevante synonymer p=C3=A5 norsk. -- 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