Adding Elad who tested this feature lately to add more info.
----- Original Message ----- > From: "Paul Dyer" <pmdyer...@gmail.com> > To: "Nir Soffer" <nsof...@redhat.com> > Cc: devel@ovirt.org > Sent: Friday, March 13, 2015 6:25:05 PM > Subject: Re: [ovirt-devel] adding new paths to iscsi data storage domains > > Nir, > > we have added 2 more nics to each virtualization host. In order to get > this working, I had to add an after_network_setup hook. The shell script > simply does "/sbin/iscsiadm -m node -L all", to get the extra targets > login after reboot. > > I looked in the engine table storage_server_connections and found that only > the iscsi targets selected during the original storage domain create were > present. If ovirt-engine added rows here, then most of the work would > have been done. > > I say mostly, because the Dell MD3200i did not return exactly the correct > portal target values. The device has 2 controllers, with 4 nics each. > Controller 0, ports 0,1,2,3 uses portal target 1. Controller 1, the > ports uses portal target 2. After iscsiadm discovery, the portal targets > for ports 1,2,3 were all 1. Ports 0 had targets 1 and 2, correctly. I > adjusted the values saved on the filesystem, and login/logoff works fine. > > Paul > > > > On Fri, Feb 6, 2015 at 11:57 AM, Paul Dyer <pmdyer...@gmail.com> wrote: > > > First of all, thank you for your time. I must apologize that in this > > install, I am using RHEV 3.4.5. I will try to reproduce this on an ovirt > > install. I just need to create some paths to iscsi targets. > > > > 1. This configuration has 2 physical hosts, Dell PE-R715 servers, with a > > Dell PowerVault MD3200i iSCSI data storage domain. The EM3 nic was the > > original link. EM4 was the new connection to storage. > > > > 2. From the manager interface, I selected Storage tab, then the > > kvm5DataDomain, then edit. From the popup, I added the IP address under > > Discovery Targets, then clicked the Discover button. Then, clicked the > > login arrow on the new targets discovered. > > > > I have attached the engine and vdsm logs. I was working on this at about > > 11:40am Feb 4th. > > > > When setting the host in maintenance mode, then reboot, and Activate, the > > new paths do not get a login. > > > > Thanks, > > Paul > > > > > > > > On Fri, Feb 6, 2015 at 5:38 AM, Nir Soffer <nsof...@redhat.com> wrote: > > > >> ----- Original Message ----- > >> > From: "Paul Dyer" <pmdyer...@gmail.com> > >> > To: devel@ovirt.org > >> > Sent: Friday, February 6, 2015 12:20:23 AM > >> > Subject: [ovirt-devel] adding new paths to iscsi data storage domains > >> > > >> > Hi, > >> > > >> > I have been reading the devel list for months now, and would like to > >> ask a > >> > question. > >> > > >> > In version 3.4.5, adding new paths to an existing iSCSI data storage > >> domain > >> > does not work from the manager. > >> > >> It works on ovirt 3.5 and master and it should work also in all previous > >> versions. > >> > >> Please open a bug for this: > >> 1. Describe the configuration you are modifying > >> 2. Describe the steps you take > >> 3. Include engine log > >> 4. Include vdsm log from the host trying to add new devices > >> > >> > I have been able to add the paths with > >> > command line "iscsiadm -m discovery -t st" and "iscsiadm -m node -L > >> all". > >> > > >> > Is there any plan to allow for adding new storage paths after the data > >> domain > >> > has been created? > >> > > >> > Thanks, > >> > Paul > >> > > >> > > >> > -- > >> > Paul Dyer, > >> > Mercury Consulting Group, RHCE > >> > 504-302-8750 > >> > > >> > _______________________________________________ > >> > Devel mailing list > >> > Devel@ovirt.org > >> > http://lists.ovirt.org/mailman/listinfo/devel > >> > > > > > > > > -- > > Paul Dyer, > > Mercury Consulting Group, RHCE > > 504-302-8750 > > > > > > -- > Paul Dyer, > Mercury Consulting Group, RHCE > 504-302-8750 > _______________________________________________ Devel mailing list Devel@ovirt.org http://lists.ovirt.org/mailman/listinfo/devel
