Creo que he encontrado la solución a mi problema...Ahora al bootear se ponen bien como primary/primary, encontré esto e una página:
Dejo el enlace: http://realtechtalk.com/DRBD_WFConnection_ProblemSolution-1042-articles Básicamente explica que a veces el cortafuegos de iptables que viene configurado por defecto bloquea el tráfico drbd pero yo el iptables lo tenia off y el selinux en disabled. He hecho lo que viene abajo y he añadido algo que no viene ahí que me daba error al ejecutarlo directamente: En ambos nodos: drbdadm detach r0 drbdadm attach r0 drbdadm disconnect r0 drbdadm connect r0 En ambos nodos tambien, porque es activo/activo ejecutamos: drbdsetup /dev/drbd0 primary -o Ahora al reiniciar sincroniza bien y se quedan siempre como primary/primary On Tue, 05 Apr 2011 08:03:42 +0200, Maykel Franco Hernandez wrote: > Dejo los archivos de confiuracion de drbd y el log de > /var/log/messages: > > /var/log/messages: > > Apr 5 09:02:58 nodo1 kernel: > block drbd0: conn( StandAlone -> Unconnected ) > Apr 5 09:02:58 nodo1 > kernel: block drbd0: Starting receiver thread (from drbd0_worker > [2472]) > Apr 5 09:02:58 nodo1 kernel: block drbd0: receiver > (re)started > Apr 5 09:02:58 nodo1 kernel: block drbd0: conn( Unconnected > -> WFConnection ) > Apr 5 09:02:58 nodo1 kernel: block drbd0: Handshake > successful: Agreed network protocol version 94 > Apr 5 09:02:58 nodo1 > kernel: block drbd0: Peer authenticated using 20 bytes of 'sha1' > HMAC > Apr 5 09:02:58 nodo1 kernel: block drbd0: conn( WFConnection -> > WFReportParams ) > Apr 5 09:02:58 nodo1 kernel: block drbd0: Starting > asender thread (from drbd0_receiver [2995]) > Apr 5 09:02:58 nodo1 kernel: > block drbd0: data-integrity-alg: > Apr 5 09:02:58 nodo1 kernel: block > drbd0: drbd_sync_handshake: > Apr 5 09:02:58 nodo1 kernel: block drbd0: > self 20D19E2060D2FC2B:FE122B51EEDFC379:85D17931A41947EC:0000000000000004 > bits:8 flags:0 > Apr 5 09:02:58 nodo1 kernel: block drbd0: peer > 172B1D27641ADE75:FE122B51EEDFC379:85D17931A41947ED:0000000000000004 > bits:4096 flags:2 > Apr 5 09:02:58 nodo1 kernel: block drbd0: > uuid_compare()=100 by rule 90 > Apr 5 09:02:58 nodo1 kernel: block drbd0: > helper command: /sbin/drbdadm initial-split-brain minor-0 > Apr 5 09:02:58 > nodo1 kernel: block drbd0: helper command: /sbin/drbdadm > initial-split-brain minor-0 exit code 0 (0x0) > Apr 5 09:02:58 nodo1 > kernel: block drbd0: Split-Brain detected but unresolved, dropping > connection! > Apr 5 09:02:58 nodo1 kernel: block drbd0: helper command: > /sbin/drbdadm split-brain minor-0 > Apr 5 09:02:58 nodo1 kernel: block > drbd0: helper command: /sbin/drbdadm split-brain minor-0 exit code 0 > (0x0) > Apr 5 09:02:58 nodo1 kernel: block drbd0: conn( WFReportParams -> > Disconnecting ) > Apr 5 09:02:58 nodo1 kernel: block drbd0: error > receiving ReportState, l: 4! > Apr 5 09:02:58 nodo1 kernel: block drbd0: > asender terminated > Apr 5 09:02:58 nodo1 kernel: block drbd0: Terminating > asender thread > Apr 5 09:02:58 nodo1 kernel: block drbd0: Connection > closed > Apr 5 09:02:58 nodo1 kernel: block drbd0: conn( Disconnecting -> > StandAlone ) > Apr 5 09:02:58 nodo1 kernel: block drbd0: receiver > terminated > Apr 5 09:02:58 nodo1 kernel: block drbd0: Terminating > receiver thread > > /etc/drbd.conf: > > global { > usage-count yes; > } > > common > { > syncer { > rate 100M; > al-extents 257; > } > } > > resource r0 { > > protocol > C; > > startup { > become-primary-on both; ### For Primary/Primary ### > > degr-wfc-timeout 60; > wfc-timeout 30; > } > > disk { > on-io-error detach; > > } > > net { > allow-two-primaries; ### For Primary/Primary ### > > cram-hmac-alg sha1; > shared-secret "mysecret"; > after-sb-0pri > discard-zero-changes; > after-sb-1pri violently-as0p; > after-sb-2pri > violently-as0p; > } > > on nodo1.centos.org { > device /dev/drbd0; > disk > /dev/sda3; > address 10.0.0.1:7788; > meta-disk internal; > > } > > on > nodo2.centos.org { > device /dev/drbd0; > disk /dev/sda3; > address > 10.0.0.2:7788; > meta-disk internal; > } > } > > Espero me puedan ayudar ya > que es un tema que me interesa bastante, gracias. > > On Mon, 04 Apr 2011 > 09:08:02 -0500, Ing. Ernesto PÃ(c)rez EstÃ(c)vez wrote: > >> publica el > archivo de configuración del drbd > >> has puesto alguna condicion para > manejar el split-brain? yo pongo una g-left:5px; border-left:#1 > id; margin-left:5px; width:100%"> qué usas para manejar el heartbeat? debes ponerle ahi el orden de http://www.centos.org/docs/5/html/5.2/Cluster_Administration/ [2] [2] -- Oscar Osta Pueyo > t...@gmail.com [3] [3] _kiakli_ Links: ------ [1] http://www.centos.org/docs/5/html/5.2/Cluster_Suite_Overview/ [1] [4] [2] http://www.centos.org/docs/5/html/5.2/Cluster_Administration/ [2] [5] [3] mailto:oostap.lis...@gmail.com [3] [6] _______________________________________________ CentOS-es mailing list CentOS-es@centos.org [4] [7] http://lists.centos.org/mailman/listinfo/centos-es [5] [8] _______________________________________________ CentOS-es mailing list CentOS-es@centos.org [6] [9] http://lists.centos.org/mailman/listinfo/centos-es [7] [10] Links: ------ [1] http://www.centos.org/docs/5/html/5.2/Cluster_Suite_Overview/ [8] [2] http://www.centos.org/docs/5/html/5.2/Cluster_Administration/ [9] [3] mailto:oostap.lis...@gmail.com [10] [4] http://www.centos.org/docs/5/html/5.2/Cluster_Suite_Overview/ [11] [5] http://www.centos.org/docs/5/html/5.2/Cluster_Administration/ [12] [6] mailto:http://lists.centos.org/mailman/listinfo/centos-es [13] [9] mailto:CentOS-es@centos.org [14] [10] http://lists.centos.org/mailman/listinfo/centos-es [15] _______________________________________________ CentOS-es mailing list CentOS-es@centos.org [16] http://lists.centos.org/mailman/listinfo/centos-es [17] Links: ------ [1] http://www.centos.org/docs/5/html/5.2/Cluster_Suite_Overview/ [2] http://www.centos.org/docs/5/html/5.2/Cluster_Administration/ [3] mailto:oostap.lis...@gmail.com [4] mailto:CentOS-es@centos.org [5] http://lists.centos.org/mailman/listinfo/centos-es [6] mailto:CentOS-es@centos.org [7] http://lists.centos.org/mailman/listinfo/centos-es [8] http://www.centos.org/docs/5/html/5.2/Cluster_Suite_Overview/ [9] http://www.centos.org/docs/5/html/5.2/Cluster_Administration/ [10] mailto:oostap.lis...@gmail.com [11] http://www.centos.org/docs/5/html/5.2/Cluster_Suite_Overview/ [12] http://www.centos.org/docs/5/html/5.2/Cluster_Administration/ [13] mailto:<div> > -e </div>/a> [8] <a href= [14] mailto:CentOS-es@centos.org [15] http://lists.centos.org/mailman/listinfo/centos-es [16] mailto:CentOS-es@centos.org [17] http://lists.centos.org/mailman/listinfo/centos-es _______________________________________________ CentOS-es mailing list CentOS-es@centos.org http://lists.centos.org/mailman/listinfo/centos-es