FreeBSD and iSCSI for disks.

[John Nielsen]

On Thursday 09 April 2009 10:32:05 am Danny Braniss wrote:
> > Danny Braniss wrote:
> > >> This is an OpenPGP/MIME signed message (RFC 2440 and 3156)
> > >> --------------enig90DADA8437A99D893FB775F8
> > >> Content-Type: text/plain; charset=3DUTF-8
> > >> Content-Transfer-Encoding: quoted-printable
> > >>
> > >> Danny Braniss wrote:
> > >>>> Garance A Drosihn wrote:
> > >>>>> Some friends of mine are looking at the new "DroboPro", which
> > >>>>> makes=
> >
> >  a=3D
> >
> > >>>>> lot of disk space available via iSCSI (in addition to firewire
> > >>>>> 800)=
> >
> > ,
> >
> > >>>>> and they were wondering how well iSCSI works with FreeBSD.  I
> > >>>>> haven=
> >
> > 't=3D
> >
> > >>>>> paid attention to iSCSI support.  Is there anyone using it
> > >>>>> heavily for disk-storage under FreeBSD?  Has there been much
> > >>>>> changed for iSCSI support in the 8.x branch, or is 7.x support
> > >>>>> working fine?
> > >>>>
> > >>>> I suppose you are interested in the "client" (initiator) side of
> > >>>> iSC=
> >
> > SI=3D
> >
> > >>>> support. It hasn't changed much between 7.x and 8.x but there
> > >>>> are apparently some announcements of a newer version:
> > >>>>
> > >>>> http://lists.freebsd.org/pipermail/freebsd-scsi/2009-March/00383
> > >>>>4.ht=
> >
> > ml=3D
> >
> > >>>> I can't find any more information on it.
> > >>>
> > >>> the latest is in:
> > >>> 	http://www.cs.huji.ac.il/~danny/ftp/freebsd/iscsi-2.1.1.tar.gz
> > >>
> > >> Thanks!
> > >>
> > >> Is there anything in particular you'd like to get tested in the
> > >> new version, any significant changes or improvements?
> > >
> > > mainly fixed some bugs, and some code cleanup.
> > >=20
> > > give it a spin, and let me know what target you are testing.
> > > btw, the default tag opening is a bit concervative (1), you might
> > > want =
> >
> > to
> >
> > > change it to somewhat larger, say 64 or 128.
> >
> > Hi,
> >
> > "camcontrol tags" hangs:
> >
> > Apr  9 15:36:36 terminator kernel: da3 at iscsi0 bus 0 target 1 lun 0
> > Apr  9 15:36:36 terminator kernel: da3: <FreeBSD iSCSI DISK 0001>
> > Fixed Direct Access SCSI-5 device
> > Apr  9 15:36:38 terminator kernel: (da2:iscsi0:0:0:0): lost device
> > Apr  9 15:36:38 terminator kernel: (da2:iscsi0:0:0:0): removing
> > device en= try
> > terminator:~ivoras/temp/sbin/iscontrol# ls /dev/da*
> > /dev/da0     /dev/da0s1   /dev/da0s1a  /dev/da0s1b  /dev/da0s1c
> > /dev/da1     /dev/da3
> > terminator:~ivoras/temp/sbin/iscontrol# camcontrol tags da3
> >
> >
> > The configuration is:
> >
> > target0 {
> >         targetaddress =3D 161.53.72.65
> >         targetname =3D iqn.2007-09.jp.ne.peach:disk1
> >         tags =3D 16
> > }
>
> Q: what kernel?

From his previous message it looks like 7-STABLE amd64

> Q: what target?

From the targetname it looks like the recently committed net/istgt running 
on another FreeBSD machine.

> btw, without the camcontrol tags, is it working?

That one I can't infer. :)

JN