Comando lscluster

Propósito

Lista as informações da configuração do cluster.

Sintaxe

lscluster { -i | -g [ -k ] | -d | -c [ -n clustername ] } | { -m [ nodename ] | -s | -i interfacename | -g interfacename | -d diskname }

Descrição

O comando lscluster exibe os atributos associados ao cluster e à configuração do cluster.

Sinalizações

Item Descrição
-C Lista a configuração do cluster.
-d Lista as interfaces do armazenamento de cluster.
-g Lista as interfaces de gateway de rede atualmente ativas conforme relatado por cada nó.
-i Lista as interfaces de driver de dispositivo de rede (NDD) e pseudo NDD que estão configuradas atualmente em cada um dos nós do Cluster Aware AIX® (CAA). O CAA pode não usar todas as interfaces para trocar pacotes de pulsação.
Nota: A interface de framework de armazenamento (sfwcom) é exibida como UP apenas se esta interface estiver configurada e disponível. Caso contrário, ele não será exibido.
-k Lista as interfaces de gateway de rede designadas para cada nó. As interfaces podem ser para baixo ou nem mesmo configuradas. Você pode especificar esta sinalização apenas com a sinalização -g .
-m Lista as informações de configuração do nó do cluster. Essas informações incluem uma lista de pontos de contato. Pontos de contato são interfaces de configuração de cluster que são usadas pelo cluster para trocar pacotes de pulsação. Se um ponto de contato não tiver tráfego de CAA por um período estendido, ele será removido da lista de pontos de contato.
-n Permite que os nomes de clusters sejam consultados em todas as interfaces, configurações de armazenamento ou de cluster (aplicável somente com as sinalizações -i, -d ou -c).
-S Lista as estatísticas de rede de cluster no nó local.

Exemplos

  1. Para listar a configuração de cluster para todos os nós, insira:
    lscluster -m
    A amostra da saída é a seguinte:
    # lscluster -m
    Calling node query for all nodes...
    Node query number of nodes examined: 2
    
                        Node name: nodeA.ibm.com
                        Cluster shorthand id for node: 1
                        uuid for node: 84088524-b124-11e3-8210-32c8e74b1e02
                        State of node:  UP  NODE_LOCAL
                        Smoothed rtt to node: 0
                        Mean Deviation in network rtt to node: 0
                        Number of clusters node is a member in: 1
                        CLUSTER NAME       TYPE  SHID   UUID
                        Sample local        84ee37f4-b124-11e3-8210-32c8e74b1e02
    
                        Number of points_of_contact for node: 0
                        Point-of-contact interface & contact state
                         n/a
    
                ------------------------------
    
                        Node name: nodeB.ibm.com
                        Cluster shorthand id for node: 2
                        uuid for node: 8492a5a6-b124-11e3-8210-32c8e74b1e02
                        State of node:  UP
                        Smoothed rtt to node: 70
                        Mean Deviation in network rtt to node: 82
                        Number of clusters node is a member in: 1
                        CLUSTER NAME       TYPE  SHID   UUID
                        Sample local        84ee37f4-b124-11e3-8210-32c8e74b1e02
    
                        Number of points_of_contact for node: 2
                        Point-of-contact interface & contact state
                        dpcom  UP  RESTRICTED
                        en0  UP
  2. Para listar a configuração de cluster para o nó local, insira:
    lscluster -s
    A amostra da saída é a seguinte:
     # lscluster -s
                Cluster Network Statistics:
    
                pkts seen: 33861217                   passed: 32052241
                IP pkts: 5778096                      UDP pkts: 1934943
                gossip pkts sent: 1463320             gossip pkts recv: 688759
                cluster address pkts: 0               CP pkts: 1808962
                bad transmits: 5                      bad posts: 4
                Bad transmit (overflow - disk ): 0
                Bad transmit (overflow - tcpsock): 0
                Bad transmit (host unreachable): 0
                Bad transmit (net unreachable): 0
                Bad transmit (network down): 0
                Bad transmit (no connection): 0
                short pkts: 0                         multicast pkts: 1808880
                cluster wide errors: 0                bad pkts: 0
                dup pkts: 0                           dropped pkts: 14
                pkt fragments: 1                      fragments queued: 0
                fragments freed: 0
                pkts pulled: 0                        no memory: 0
                rxmit requests recv: 10               requests found: 3
                requests missed: 7                    ooo pkts: 0
                requests reset sent: 7                reset recv: 0
                remote tcpsock send: 0                tcpsock recv: 0
                rxmit requests sent: 0
                alive pkts sent: 0                    alive pkts recv: 0
                ahafs pkts sent: 2                    ahafs pkts recv: 0
                nodedown pkts sent: 0                 nodedown pkts recv: 1
                socket pkts sent: 62                  socket pkts recv: 54
                cwide pkts sent: 275321               cwide pkts recv: 275318
                socket pkts no space: 0               pkts recv notforhere: 0
                Pseudo socket pkts sent: 0            Pseudo socket pkts recv: 0
                Pseudo socket pkts dropped: 0
                arp pkts sent: 1                      arp pkts recv: 2
                stale pkts recv: 0                    other cluster pkts: 4
                storage pkts sent: 1                  storage pkts recv: 1
                disk pkts sent: 174                   disk pkts recv: 0
                unicast pkts sent: 275364             unicast pkts recv: 82
                out-of-range pkts recv: 0
                IPv6 pkts sent: 0                     IPv6 pkts recv: 122
                IPv6 frags sent: 0                    IPv6 frags recv: 0
                Unhandled large pkts: 0
                mrxmit overflow     : 0               urxmit overflow: 0
  3. Para listar as informações da interface para o nó local, insira:
    lscluster -i
    A amostra da saída é a seguinte:
    # lscluster -i
                Network/Storage Interface Query
    
                Cluster Name:  Sample
                Cluster uuid:  84ee37f4-b124-11e3-8210-32c8e74b1e02
                Number of nodes reporting = 2
                Number of nodes expected = 2
    
                Node nodeA.ibm.com
                Node uuid = 84088524-b124-11e3-8210-32c8e74b1e02
                Number of interfaces discovered = 2
                        Interface number 1 en0
                                ifnet type = 6 ndd type = 7
                                Mac address length = 6
                                Mac address =  32:C8:E7:4B:1E:02
                                Smoothed rrt across interface = 0
                                Mean Deviation in network rrt across interface = 0
                                Probe interval for interface = 100 ms
                                ifnet flags for interface = 0x1E080863
                                ndd flags for interface = 0x0021081B
                                Interface state  UP
                                Number of regular addresses configured on interface = 1
                                IPv4 ADDRESS: 9.3.199.216  broadcast 9.3.199.255  netmask 255.255.254.0
                                Number of cluster multicast addresses configured on interface = 1
                                IPv4 MULTICAST ADDRESS: 228.3.199.216  broadcast 0.0.0.0  netmask 0.0.0.0
                        Interface number 2 dpcom
                                ifnet type = 0 ndd type = 305
                                Mac address length = 0
                                Mac address =  00:00:00:00:00:00
                                Smoothed rrt across interface = 750
                                Mean Deviation in network rrt across interface = 1500
                                Probe interval for interface = 22500 ms
                                ifnet flags for interface = 0x00000000
                                ndd flags for interface = 0x00000009
                                Interface state  UP  RESTRICTED  AIX_CONTROLLED
                        Pseudo Interface
                                Interface State DOWN
    
                Node nodeB.ibm.com
                Node uuid = 8492a5a6-b124-11e3-8210-32c8e74b1e02
                Number of interfaces discovered = 2
                        Interface number 1 en0
                                ifnet type = 6 ndd type = 7
                                Mac address length = 6
                                Mac address =  32:C8:EF:AD:7C:02
                                Smoothed rrt across interface = 0
                                Mean Deviation in network rrt across interface = 0
                                Probe interval for interface = 990 ms
                                ifnet flags for interface = 0x1E084863
                                ndd flags for interface = 0x0021081B
                                Interface state  UP
                                Number of regular addresses configured on interface = 1
                                IPv4 ADDRESS: 9.3.199.128  broadcast 9.3.199.255  netmask 255.255.254.0
                                Number of cluster multicast addresses configured on interface = 1
                                IPv4 MULTICAST ADDRESS: 228.3.199.216  broadcast 0.0.0.0  netmask 0.0.0.0
                        Interface number 2 dpcom
                                ifnet type = 0 ndd type = 305
                                Mac address length = 0
                                Mac address =  00:00:00:00:00:00
                                Smoothed rrt across interface = 750
                                Mean Deviation in network rrt across interface = 1500
                                Probe interval for interface = 22500 ms
                                ifnet flags for interface = 0x00000000
                                ndd flags for interface = 0x00000009
                                Interface state  UP  RESTRICTED  AIX_CONTROLLED
                        Pseudo Interface
                                Interface State DOWN
  4. Para listar as informações da interface de armazenamento para o cluster, insira:
    lscluster -d
    A amostra da saída é a seguinte:
    # lscluster -d
                Storage Interface Query
    
                Cluster Name:  Sample
                Cluster uuid:  84ee37f4-b124-11e3-8210-32c8e74b1e02
                Number of nodes reporting = 2
                Number of nodes expected = 2
                Node nodeA.ibm.com
                Node uuid = 84088524-b124-11e3-8210-32c8e74b1e02
                Number of disk discovered = 1
                        hdisk4
                          state : UP
                          uDid  :
                          uUid  : 76c94719-7335-ded6-10e2-77d61ff7998c
                          type  : REPDISK
                Node nodeB.ibm.com
                Node uuid = 8492a5a6-b124-11e3-8210-32c8e74b1e02
                Number of disk discovered = 1
                        hdisk0
                          state : UP
                          uDid  : 382300c4f4f700004c0000000140799c6e39.3105VDASD03AIXvscsi
                          uUid  : 76c94719-7335-ded6-10e2-77d61ff7998c
                          type  : REPDISK
  5. Para listar a configuração de cluster, insira:
    lscluster -c
    A amostra da saída é a seguinte:
    # lscluster -c
    Cluster Name: Sample
    Cluste UUID: 8e1d89da-b39d-11e3-91e7-d24dc2d9d309
    Number of nodes in cluster = 2
            Cluster ID for node nodeA.ibm.com: 1
            Primary IP address for node r5r3m25.aus.stglabs.ibm.com: 9.3.207.132
            Cluster ID for node nodeB.ibm.com: 2
            Primary IP address for node r5r3m26.aus.stglabs.ibm.com: 9.3.207.218
    Number of disks in cluster = 1
            Disk = hdisk6 UUID = 57208624-fda4-d404-a7c0-8e425e2941a4 cluster_major = 0 cluster_minor = 1
    Multicast for site LOCAL: IPv4 228.3.207.132 IPv6 ff05::e403:cf84
    Communication Mode: multicast
    Local node maximum capabilities: HNAME_CHG, UNICAST, IPV6, SITE
    Effective cluster-wide capabilities: HNAME_CHG, UNICAST, IPV6, SI
  6. Para listar as interfaces de gateway de rede atualmente designadas para cada nó, digite o seguinte comando:
    lscluster -g -k
    A amostra da saída é a seguinte:
    # lscluster -g -k
    Configured Network Gateway Interfaces
    
    Cluster Name: Sample
    Cluster UUID: 6b535f42-b3d3-11e9-8004-00145e742bf8
    Number of nodes found = 2
    
    Node node1.ibm.com
    Node SHID = 1
    Node UUID = 6b2d5f36-b3d3-11e9-8004-00145e742bf8
            Number of network gateways Configured = 1
                    IPv4 ADDRESS: 9.3.xxx.xxx
    
    Node node2.ibm.com
    Node SHID = 2
    Node UUID = 3f5c5970-b789-11e9-800a-00145e742bf8
            Number of network gateways Configured = 2
                    IPv4 ADDRESS: 9.3.xxx.xxx
                    IPv4 ADDRESS: 12.12.12.12
    Na saída, o endereço IP, 12.12.12.12, não está ativo, mas é exibido devido à sinalização -k .