查看资源组提示rg_diskhbmulti ERROR ,检查小机的映射磁盘对比如下: # lsdev -Cc disk hdisk0 Available 02-00-00 SAS Disk Drive hdisk1 Available 02-00-00 SAS Disk Drive hdisk2 Available 02-00-00 SAS Disk Drive hdisk3 Available 02-00-00 SAS Disk Drive hdisk5 Available 05-00-02 MPIO DS5020 Disk hdisk6 Available 05-00-02 MPIO DS5020 Disk hdisk7 Available 05-00-02 MPIO DS5020 Disk hdisk8 Available 05-00-02 MPIO DS5020 Disk hdisk9 Available 05-00-02 MPIO DS5020 Disk hdisk10 Defined 05-00-02 MPIO Other FC SCSI Disk Drive 看到该机器的hdisk10 一定定义。检查lspv 可以无法查找到心跳。 # lspv hdisk0 00f7e29a3085fe67 rootvg active hdisk1 00f75d6b306c0934 rootvg active hdisk2 none None hdisk3 none None hdisk5 00f7e29a4472f4d8 easvg active hdisk6 00f7e29a44738109 oraclevg active hdisk7 00f7e29a4473e9e3 ora active hdisk8 00f7e29a4474794b arch active hdisk9 00f7e29a44752062 backupvg active 另外一个节点的则正常如下: # # lspv # lspv hdisk0 000a1d3a37a581fd rootvg active hdisk4 00f7e29a44721c1f hb_vg concurrent hdisk8 00f7e29a4472f4d8 easvg hdisk9 00f7e29a44738109 oraclevg hdisk10 00f7e29a4473e9e3 ora hdisk11 00f7e29a4474794b arch hdisk12 00f7e29a44752062 backupvg 。如何解决该问题?请高手指点。