Re: [HEADS-UP] systemd for F14 - the next steps

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On Tue, Jul 20, 2010 at 12:41:11AM +0200, Hans de Goede wrote:
> >> I think the problem was that the iscsid service was on by default, so
> >> when things like libvirt install it iscsid would always start but many
> >> times not be needed.
> >
> > In a systemd world we can fix this in a much nicer way:
> > libvirtd.service would just have a "Wants: iscsid.service" in it. That
> > way when libvirtd is started iscsid is started too. And if people use
> > iscsid in other areas too they can just add a single symlink
> > (/etc/systemd/system/multi-user.target.wants/iscsid.service →
> > /lib/systemd/system/iscsid.service) and it is started on boot, regadless
> > whether libvirtd is enabled or not.
> 
> I'm afraid that is not how the relation between libvirt and
> iscsi-initiator-utils works. I don't know exactly what libvirt needs
> iscsi-initiator-utils for, but I think it does not require
> iscsid to be running. I guess we need to involve one of the
> libvirt guys into this discussion to tell us what exactly libvirt uses
> iscsi-initiator-utils for.

libvirt doesn't directly care about iscsid at all. It just issues
commands using iscsiadm to login/out of targets & query LUNs, etc.
If iscsiadm requires that iscsid be running in order to work, then
I guess it should activate it when required ?

Daniel
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