首先,设置 NSD server 对 NSD 磁盘的访问顺序,以便实现负载均衡和多路径。
修改之前,需要先卸载所有节点上的 gpfs 文件系统:
图 2. 卸载一个 GPFS 文件系统
?...设置磁盘的访问优先级:
mmchnsd "nsd1:78001_lpar2,78001_lpar3,78002_lpar1"
mmchnsd "nsd2:78001_lpar2,78001_lpar3,78002..._lpar1"
mmchnsd "nsd3:78001_lpar3,78001_lpar2,78002_lpar2"
mmchnsd "nsd4:78002_lpar1,78002_lpar2,78002..._lpar3"
mmchnsd "nsd5:78002_lpar2,78002_lpar1,78002_lpar3"
mmchnsd "nsd6:78002_lpar3,78002_lpar2,78002..._lpar1"
mmchnsd "nsd7:78002_lpar4,78002_lpar2,78002_lpar1"
mmchnsd "nsd8:78002_lpar1,78001_lpar2,78001