在AIX上用SDD命令查看DS4K/DS5K的prefer path

sddpcm_get_config -Av 
这个命令可以在主机端查看DS4K/5K的LUN是否分布在Prefer的controller上
                                                                  
AIX:/#sddpcm_get_config -Av                                       
Frame id 0:                                                       
    Storage Subsystem worldwide name: 60ab8006e56e00004b85d99c    
    Controller count: 2                                           
    Partition count: 1                                            
    Partition 0:                                                  
    Storage Subsystem Name = 'DS5100'                             
        hdisk      LUN #   Ownership          User Label          
        hdisk2         0   A (preferred)      LUN01               
        hdisk3         1   B (preferred)      LUN02               
        hdisk4         2   A (preferred)      LUN03               
        hdisk5         3   B (preferred)      LUN04               
        hdisk6         4   A (preferred)      LUN05               
        hdisk7         5   B (preferred)      LUN06               
        hdisk8         6   A (preferred)      LUN07               
        hdisk9         7   B (preferred)      LUN08               
        hdisk10        8   A (preferred)      LUN09               
        hdisk11        9   B (preferred)      LUN10               
        hdisk12       10   A (preferred)      LUN11               
        hdisk13       11   B (preferred)      LUN12