done: https://bugzilla.redhat.com/show_bug.cgi?id=1422959
On Thu, Feb 16, 2017 at 5:00 PM, Nir Soffer <nsof...@redhat.com> wrote: > On Thu, Feb 16, 2017 at 5:55 PM, Arman Khalatyan <arm2...@gmail.com> > wrote: > > The test disks are not attached to any virtual machine. nothing done on > the > > hosts. > > I just saw that the all test LUNs are still logged into target side so I > > went to the host(it was in the maintenance ) all disks are still there. > > > > I just managing everything over the web gui: > > Select host as SPM, then disks->new->directLUN-> > discovertargets->login->ok > > on the host the disks are visible. > > iscsiadm -m session -o show > > tcp: [6] 10.10.10.35:3260,1 > > iqn.2003-01.org.linux-iscsi.c1701.x8664:sn.5b791971cd78 (non-flash) > > > > Putting host to maintenance: > > the disks are still there: > > lsscsi > > [0:0:0:0] disk ATA ST3500630NS K /dev/sda > > [11:0:0:0] disk LIO-ORG c1701iser 4.0 /dev/sdb > > [11:0:0:1] disk LIO-ORG c1701iser32k 4.0 /dev/sdc > > > > activating deactivating the host does not change situation. > > I dont see any attempt of vdsm to logout the disks. I can see in the > > vdsmd.logs that "[storage.Mount] unmounting /rhev/data-center/mnt/......" > > unmounting the nfs part but nothing from [storage.ISCSI] > > Sounds like a bug in target discovery flow. We add nodes and sessions and > do not clean them. > > Would you file a bug? > > Nir > > > > > > > > > On Thu, Feb 16, 2017 at 4:25 PM, Nir Soffer <nsof...@redhat.com> wrote: > >> > >> On Thu, Feb 16, 2017 at 5:13 PM, Arman Khalatyan <arm2...@gmail.com> > >> wrote: > >> > Hi, > >> > In ovirt 4.1 when I put the host into maintenance mode then the nfs > >> > mounts > >> > are unmounted as expected. > >> > but the hosts are still logged into the targets. > >> > > >> > Is it expected behavior?? If yes what is the use of it? > >> > >> No, if ovirt connected to the target, it should disconnect from the > >> target. > >> > >> Maybe you connected manually to the target before that? > >> > >> A good test to verify this would be to do this in maintenance mode: > >> > >> iscsiadm -m node -o delete > >> > >> Then activate and deactivate the host several times, and check that > >> no iscsi session are active when host enter maintenance. > >> > >> > Another thing concerning to the permanently removed direct LUNs. > >> > They are still in the /var/lib/iscsi/nodes and > >> > /var/lib/iscsi/send_targets/* > >> > Would be good to cleanup the folders if users are removing permanently > >> > the > >> > LUNs. > >> > >> We don't manage the LUNs - if you are removing the LUNs manually, and > >> the target providing this LUNs is not needed any more, you are > responsible > >> for removing the nodes from iscsi database. > >> > >> I don't think we are removing nodes and targets from a host, only > updating > >> them when you connect to a server. We also don't have a way to remove > >> a target from engine database, so engine cannot ask vdsm to remove > >> targets. > >> > >> Nir > > > > >
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