From mboxrd@z Thu Jan 1 00:00:00 1970 From: Roy Sigurd Karlsbakk Subject: Re: Best practice for large storage? Date: Sat, 16 Feb 2013 13:48:20 +0100 (CET) Message-ID: <10665743.0.1361018900938.JavaMail.root@zimbra> References: <511E051A.9080004@profitbricks.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <511E051A.9080004@profitbricks.com> Sender: linux-raid-owner@vger.kernel.org To: Sebastian Riemer Cc: Linux RAID , Jeff Johnson List-Id: linux-raid.ids > On 14.02.2013 18:48, Jeff Johnson wrote: > > Stable enough where it is being used at Lawrence Livermore Nat'l > > Labs on > > a 55PB Lustre resource. > > > > I've been using it on a pre-release Lustre 2.4 and I have not had > > any > > issues. >=20 > ZFS completely fragments if you've got massive parallel write IO - > especially with Solaris 11. You'll get only 2..3 MiB/s after some tim= e > as everything is stored completely random then. So if you don't reall= y > need these snapshots you shouldn't use ZFS. NILFS is also good for > snapshots. This won't be massive parallel I/O, just a fileserver with a limited am= ount of users. Also, can you document this claim? 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