From mboxrd@z Thu Jan 1 00:00:00 1970 From: rich turner Subject: RE: raidtools vs mdadm Date: Tue, 31 Aug 2004 15:03:20 -0700 Sender: linux-raid-owner@vger.kernel.org Message-ID: <1093989799.3399.27.camel@rich> References: <8075D5C3061B9441944E1373776451186488CB@cinshrexc03.shermfin.com> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <8075D5C3061B9441944E1373776451186488CB@cinshrexc03.shermfin.com> To: linux-raid@vger.kernel.org List-Id: linux-raid.ids are there any incompatibilities related to mdadm? does it only support the md driver at a certain level? our software supports kernel version 2.2 and later. does it fully support creating a raid device on logical volumes, and creating logical volumes on raid devices? i have played with this a little and havent seen any problems but i thought i would ask to see if anyone has seen anything. would i expect to see the mdadm executable available on most distributions today by default? i realize that raid devices created with raidtools and raid devices created with mdadm can co-exist. is there an easy way to know which method was used to create them? thanks for the responses On Tue, 2004-08-31 at 12:38, Rechenberg, Andrew wrote: > I currently use a combination of raidtools and mdadm. I may be the > exception rather than the rule because I'm currently using an old > distribution (Red Hat 7.3) because of application compatibility. > > I use mdadm exclusively for management of arrays though (failing, hot > removing, hot adding, monitoring). Fedora Core 2 is using mdadm for > monitoring although I'm not sure what FC2 anaconda is using to setup > RAID arrays. I believe it still uses raidtools and rc.sysinit on FC2 > still uses raidtools. I'm a RH die-hard so I'm not sure what other > distros use. > > I would venture to say that mdadm is becoming the defacto although it's > not quite there yet. > > > -----Original Message----- > > From: linux-raid-owner@vger.kernel.org > > [mailto:linux-raid-owner@vger.kernel.org] On Behalf Of rich turner > > Sent: Tuesday, August 31, 2004 2:56 PM > > To: linux-raid@vger.kernel.org > > Subject: raidtools vs mdadm > > > > i work for a software company that develops backup and > > disaster recovery software for linux. our product supports > > software raid, but i must say that we currently only support > > it when devices are created with raidtools. i only recently > > heard about mdadm and am very impressed with its flexibility > > and funtionality. > > > > my question is how popular is mdadm in production > > environments as this compares to raidtools? > > > > is mdadm used to configure software raid on any distribution > > installations? > > > > is mdadm trending to become the defacto standard for software > > raid on linux? > > > > rich turner > > > > - > > To unsubscribe from this list: send the line "unsubscribe > > linux-raid" in the body of a message to > > majordomo@vger.kernel.org More majordomo info at > > http://vger.kernel.org/majordomo-info.html > >