From mboxrd@z Thu Jan 1 00:00:00 1970 From: Roy Sigurd Karlsbakk Subject: Re: Odd --examine output Date: Thu, 18 Apr 2013 13:33:42 +0200 (CEST) Message-ID: <19242720.12.1366284822099.JavaMail.root@zimbra> References: <20130416085857.GB25795@cthulhu.home.robinhill.me.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <20130416085857.GB25795@cthulhu.home.robinhill.me.uk> Sender: linux-raid-owner@vger.kernel.org To: Robin Hill Cc: Linux RAID , John Stoffel List-Id: linux-raid.ids > > Roy> I still don't understand why people use partitions for RAID > > when > > Roy> the whole drive is used anyway. Partitions were invented to > > Roy> partition things up and are of no use if you want to spend the > > Roy> whole drive's space for RAID use (or otherwise). > > > > Because if I take a 2tb disk a I put a partition on there which is = a > > bit smaller than the full disk, if I then add a new 2tb (or any > > other > > size) disk which says it's 2tb, but it's really a bit smaller, then > > I'm not screwed. I've had it happen. > > > Recently? AFAIK, all modern drives (everything over 320G-ish IIRC) us= e > standardised sizes (i.e. any 2TB disk will present exactly the same > number of sectors). I recall reading that all the manufacturers agree= d > to do this to prevent just this sort of issue, though I can't find a > reference to it now. Indeed - you have to go back to smaller drives than those in current pr= oduction to find varying sizes for equally labelled drive sizes. 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