On Sat, 14 Jul 2007, mehmet celik wrote: Hi, I have seen this before when i was evaluating gfs, in the scenario when a fenced node, when rebooted and is back up, still stays fenced. Please try manual unfencing like this. This worked for me - gnbd_import -u <node name> -t <gnbd server> Regards Balagopal > > hi james, are you using which the "gnbd_export" parameters ?? if you don't use > "-c", you get this error (Cancelled login). Because the device has timeout. > you check fence with "gnbd_import -c GNBD_SERVER_NAME" on other nodes... > > you should use "gnbd_import -s XXXX -t YYYY" on GNBD_SERVER. XXXX is node_name > or node_IP. YYYY is gnbd_server_name or gnbd_server_IP. > > have a nice day.. > > Mehmet CELIK > Istanbul/TURKEY > > >From: James Fait <fait@xxxxxxx> > >Reply-To: linux.clustering@xxxxxxxxxx,linux clustering > ><linux-cluster@xxxxxxxxxx> > >To: linux clustering <linux-cluster@xxxxxxxxxx> > >Subject: GNBD/GFS question > >Date: Sat, 14 Jul 2007 13:14:15 -0500 > > > >I have run into the following problem using GNBD/GFS on a 4 node test > >cluster I have set up. I have been testing failure scenarios to make > >sure that things will be handled correctly when a node is fenced using > >fence_gnbd. > >The cluster is a set of 4 dell 1u servers, with dual 1GB network > >connections, one to the intranet, and the other to a storage net. The > >cluster communications all happen on the storage net. Each machine has > >a dns name, which is decoded to the hostname for logs, which is the > >intranet address. The storage net also has name to ip resolution via the > >hosts file, to names of the form cluster*. Cluster29 is the gnbd server > >node, and does not mount the gfs volume at all. The other three nodes > >do mount the gfs volume. > > > >This is the test that is currently causing the problem. > > I kill the network link for cluster28(com28) using the network > > switch to temporarily disable the link. > > > > Cluster28 is fenced successfully. One of the other nodes handles > > the gfs cleanup. > > > > The network link is restored. > > > > Cluster28 attempts an orderly shutdown, and hangs on umount of > > gfs. Later, it is power cycled to force reboot. > > > > Cluster28 rejoins the cluster, and attempts to mount gfs. The > > gnbd_import command fails with the error messages: > > gnbd_recvd: ERROR login refused by the server, > > quitting : Operation not permitted > > gnbd_import: ERROR gnbd_recvd failed > > > > Cluster29 reports the error: > > com29 gnbd_serv[4794]: ERROR [gserv.c:468] client > > cluster28 is banned. Canceling login > > > >What is happening, and what can I do about it? > > > >Sincerly > > > >Jim > >-- > >James Fait, Ph.D. > >Beamline Scientist, SER-CAT > >APS, building 436B-008 > >Argonne National Laboratory > >9700 S Cass Ave > >Argonne, IL 60439 > >phone 630-252-0644 > >fax 630-252-0652 > >email fait@xxxxxxx > > > >-- > >Linux-cluster mailing list > >Linux-cluster@xxxxxxxxxx > >https://www.redhat.com/mailman/listinfo/linux-cluster > > _________________________________________________________________ > http://imagine-windowslive.com/hotmail/?locale=en-us&ocid=TXT_TAGHM_migration_HM_mini_pcmag_0507 > > -- > Linux-cluster mailing list > Linux-cluster@xxxxxxxxxx > https://www.redhat.com/mailman/listinfo/linux-cluster > > -- Linux-cluster mailing list Linux-cluster@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/linux-cluster