From rabshear at citytwist.net Fri Nov 8 09:41:56 2013 Content-Type: multipart/mixed; boundary="===============8511748299193355233==" MIME-Version: 1.0 From: Rob Abshear To: users at ovirt.org Subject: [Users] Removing orphaned hosts Date: Fri, 08 Nov 2013 09:41:53 -0500 Message-ID: <527CF831.4070204@citytwist.net> --===============8511748299193355233== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable This is a multi-part message in MIME format. --------------060804010609010105070203 Content-Type: text/plain; charset=3DUS-ASCII; format=3Dflowed I have an oVirt installation with two datacenters. One datacenter = called "Dev" has three nodes that are just PCs and live in a datacenter = called "Development". The other is a production cluster called "DMZ" = with two Dell servers and it lives in a data center called = "Production". I had to bring all our servers down for some electrical = maintanance in the building, so I brought down all running VMs = gracefully and brought down all hosts gracefully. When I brought the = servers back up, the Dev cluster came up fine, but the DMZ cluster's = hosts would never go green. I could put them in maintenance mode and = reinstall them, but they would still not come "UP". I worked with this = for hours with no change in my situation. Finally, I made the decision = to remove the datacenter and rebuild it. I force removed the Production = data center. Now here is my situation. I have two nodes in a cluster called DMZ that = are not in any datacenter. I can put them in maintenance mode and = reinstall them, but they never come up afterward. I can't remove either = one because" Error while executing action: Cannot remove Host. Related = operation is currently in progress. Please try again later." I just = don't know how to get back from this. All the VMs from this datacenter = are sitting on a NAS. I tried to create another data center and import = the data domain, but I realize this isn't supported, so that is one = issue. When I try to just remove the DMZ cluster, it won't let me = because "Error while executing action: Cannot remove default Host Cluster." -- = *NADA Convention & Expo*: January 24-27, 2014 - New Orleans, LA - Booth = 5001 --------------060804010609010105070203 Content-Type: text/html; charset=3DUS-ASCII Content-Transfer-Encoding: quoted-printable I have an oVirt installation with two datacenters.  One datacenter called "Dev" has three nodes that are just PCs and live in a datacenter called "Development". The other is a production cluster called "DMZ" with two Dell servers and it lives in a data center called "Production".  I had to bring all our servers down for some electrical maintanance in the building, so I brought down all running VMs gracefully and brought down all hosts gracefully.  Whe= =3D n I brought the servers back up, the Dev cluster came up fine, but the DMZ cluster's hosts would never go green.  I could put them in maintenance mode and reinstall them, but they would still not come "UP".  I worked with this for hours with no change in my situation= =3D .  Finally, I made the decision to remove the datacenter and rebuild it.  I force removed the Production data center.

Now here is my situation.  I have two nodes in a cluster called DM= =3D Z that are not in any datacenter.  I can put them in maintenance mod= =3D e and reinstall them, but they never come up afterward.  I can't remove either one because " Error while executing action: Cannot remove Host. Related operation is currently in progress. Please try again later."  I just don't know how to get back from this.  All the VMs from this datacenter are sitting on a NAS.  I tried to create another data center and import the data domain, but I realize this isn't supported, so that is one issue.  When I try to just remove the DMZ cluste= =3D r, it won't let me because "Error while executing action: Cannot remove default Host Cluster."



NADA Convention & Expo:  January 24-27, 2014 - New Orleans, LA - Boot= =3D h 5001
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> To: users(a)ovirt.org > Sent: Friday, November 8, 2013 4:41:53 PM > Subject: [Users] Removing orphaned hosts > = > I have an oVirt installation with two datacenters. One datacenter called > "Dev" has three nodes that are just PCs and live in a datacenter called > "Development". The other is a production cluster called "DMZ" with two De= ll > servers and it lives in a data center called "Production". I had to bring > all our servers down for some electrical maintanance in the building, so I > brought down all running VMs gracefully and brought down all hosts > gracefully. When I brought the servers back up, the Dev cluster came up > fine, but the DMZ cluster's hosts would never go green. I could put them = in > maintenance mode and reinstall them, but they would still not come "UP". I > worked with this for hours with no change in my situation. Finally, I made > the decision to remove the datacenter and rebuild it. I force removed the > Production data center. > = > Now here is my situation. I have two nodes in a cluster called DMZ that a= re > not in any datacenter. I can put them in maintenance mode and reinstall > them, but they never come up afterward. I can't remove either one because= " > Error while executing action: Cannot remove Host. Related operation is > currently in progress. Please try again later." I just don't know how to = get > back from this. it happened to me once, after I restarted the engine I could move hosts to = maintenance mode and remove. can you please try it out? > All the VMs from this datacenter are sitting on a NAS. I > tried to create another data center and import the data domain, but I > realize this isn't supported, so that is one issue. When I try to just > remove the DMZ cluster, it won't let me because "Error while executing > action: Cannot remove default Host Cluster." > = > = > = > NADA Convention & Expo : January 24-27, 2014 - New Orleans, LA - Booth 50= 01 > = > _______________________________________________ > Users mailing list > Users(a)ovirt.org > http://lists.ovirt.org/mailman/listinfo/users >=20 --===============0892083256714718249==--