Re: [Xen-users] iSCSi on Xen

["bart brooks" <bart_brooks@xxxxxxxxxxx>]

Thanks, I try out the Core-iSCSI


> From: Dan Cox <dan@xxxxxxx>
> To: Ian Pratt <m+Ian.Pratt@xxxxxxxxxxxx>
> CC: bart brooks <bart_brooks@xxxxxxxxxxx>, xen-users@xxxxxxxxxxxxxxxxxxx,   
>      ian.pratt@xxxxxxxxxxxx
> Subject: Re: [Xen-users] iSCSi on Xen
> Date: Sat, 31 Dec 2005 19:13:27 -0600
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> I'm booting dom0 via PXE with iSCSI root and also the domUs use iSCSI root. 
> The latest syslinux is required for booting Xen kernels via PXE.
> The most stable iSCSI initiator I've found was Core-iSCSI (see 
> http://lwn.net/Articles/163608/) built against the Xen 3.0 release kernel 
> sources (don't forget ARCH=xen when building the module!). For the target 
> I'm using IET (http://sourceforge.net/projects/iscsitarget/) built against 
> the latest FC4 kernel (2.6.14-1.1653). I've been running this for some 
> number of weeks and it's pretty solid. Performance is also good. In theory, 
> this also means I could migrate the guests around the network 
> transparently, but I haven't tested that yet. The only catch with the 
> software based iSCSI initiator is I had to roll a highly customized initrd 
> which logs into the iSCSI target(s) and in the case of dom0 brings up the 
> bridge. I setup the initrd in such a way that I can pass kernel parameters 
> to tell domU/dom0 which targets to login to. Hope that helps..
> Dan-
>
> Ian Pratt wrote:
>
> > > Has anyone been successful in installing and running iSCSI in
> > domain0?
> >
> >
> > > If so, I would like to know your configuration -
> > >
> > > I'm running xen 3.0 (kernel 2.6.12) and have tried linux-iscsi 4.x & 5.x, 
> > > open iscsi and unh-iscsi. Most have some compile issues, once resolved 
> > > they will stack dump when doing some iSCSI operations
> > I used to use linux-iscsi 4.x on xen -unstable just fine, but I haven't
> > tried in quite a while. [Some earlier versions did make various dubious
> > assumptions that weren't true on xen.]
> >
> > One option would be to try the xen merge tree which is currently based
> > off the 2.6.15-rc6, and hence includes the open iscsi patches.
> >
> > http://xenbits.xensource.com/ext/linux-2.6-merge.hg
> >
> > I haven't tried this, but would be interested to hear whether it works,
> > and would like  to fix it if it doesn't.
> >
> > Ian
> >
> > _______________________________________________
> > Xen-users mailing list
> > Xen-users@xxxxxxxxxxxxxxxxxxx
> > http://lists.xensource.com/xen-users

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