以下示例说明了 Sun Cluster Support for Oracle Real Application Clusters 的双节点配置的资源的状态。此配置使用 Solaris Volume Manager for Sun Cluster 来存储 Oracle Real Application Clusters 数据库。
每个节点均包含一个名为 rac-framework-rg 的 RAC 框架资源组。下表显示了这些资源组中的每个资源的资源类型和资源名称。
资源类型 |
资源实例名称 |
---|---|
SUNW.rac_framework |
rac_framework |
SUNW.rac_udlm |
rac_udlm |
SUNW.rac_svm |
rac_svm |
每个节点包含一个 Oracle RAC 服务器资源的资源组(如下表所示)。表中还显示了每个资源组中的资源的资源类型和名称。
节点 |
资源组 |
资源类型 |
资源名称 |
---|---|---|---|
node1 |
RAC1-rg |
SUNW.oracle_rac_server |
RAC1 |
node2 |
RAC2-rg |
SUNW.oracle_rac_server |
RAC2 |
-- Resource Groups and Resources -- Group Name Resources ---------- --------- Resources: rac-framework-rg rac_framework rac_udlm rac_svm Resources: RAC1-rg RAC1 Resources: RAC2-rg RAC2 -- Resource Groups -- Group Name Node Name State ---------- --------- ----- Group: rac-framework-rg node1 Online faulted Group: rac-framework-rg node2 Online Group: RAC1-rg node1 Online Group: RAC2-rg node2 Online -- Resources -- Resource Name Node Name State Status Message ------------- --------- ----- -------------- Resource: rac_framework node1 Start failed Degraded - reconfiguration in progress Resource: rac_framework node2 Online Online Resource: rac_udlm node1 Offline Unknown - RAC framework is running Resource: rac_udlm node2 Online Online Resource: rac_svm node1 Offline Unknown - RAC framework is running Resource: rac_svm node2 Online Online Resource: RAC1 node1 Online Online Resource: RAC2 node2 Online Faulted |
本例提供了有关出现故障的 RAC 框架资源组的以下状态信息。
配置错误使得群集节点 node1 上的 rac_framework 资源无法启动。
此配置错误对群集节点 node1 上的其他实体造成了以下影响:
rac-framework-rg 资源组已联机,但有错误。
rac_udlm 资源和 rac_svm 资源已脱机。
rac-framework-rg 资源组以及群集节点 node2 上的所有资源联机。
-- Resource Groups and Resources -- Group Name Resources ---------- --------- Resources: rac-framework-rg rac_framework rac_udlm rac_svm Resources: RAC1-rg RAC1 Resources: RAC2-rg RAC2 -- Resource Groups -- Group Name Node Name State ---------- --------- ----- Group: rac-framework-rg node1 Online Group: rac-framework-rg node2 Online Group: RAC1-rg node1 Online Group: RAC2-rg node2 Online faulted -- Resources -- Resource Name Node Name State Status Message ------------- --------- ----- -------------- Resource: rac_framework node1 Online Online Resource: rac_framework node2 Online Online Resource: rac_udlm node1 Online Online Resource: rac_udlm node2 Online Online Resource: rac_svm node1 Online Online Resource: rac_svm node2 Online Online Resource: RAC1 node1 Online Online Resource: RAC2 node2 Online Faulted - RAC instance not running |
本例提供了有关出现故障的 RAC 服务器资源组的以下状态信息:
node2 上的 Real Application Clusters 数据库已启动失败。此故障的结果为 RAC2-rg 资源组和 RAC2 资源联机但有故障
所有其他资源组和资源均联机。
-- Resource Groups and Resources -- Group Name Resources ---------- --------- Resources: rac-framework-rg rac_framework rac_udlm rac_svm Resources: RAC1-rg RAC1 Resources: RAC2-rg RAC2 -- Resource Groups -- Group Name Node Name State ---------- --------- ----- Group: rac-framework-rg node1 Online Group: rac-framework-rg node2 Online Group: RAC1-rg node1 Online Group: RAC2-rg node2 Online -- Resources -- Resource Name Node Name State Status Message ------------- --------- ----- -------------- Resource: rac_framework node1 Online Online Resource: rac_framework node2 Online Online Resource: rac_udlm node1 Online Online Resource: rac_udlm node2 Online Online Resource: rac_svm node1 Online Online Resource: rac_svm node2 Online Online Resource: RAC1 node1 Online Online Resource: RAC2 node2 Online Online |
本例显示了运行正常的 Oracle Real Application Clusters 配置的状态。示例表明该配置中的所有资源和资源组均已联机。