GDS Configuration File Changes to Support Dynamic Routing

GDS Configuration File Changes to Support Dynamic Routing

For dynamic routing to support multiple file systems and mount points, configure the global per file system rdma_dev_addr_list property for a single mount or the rdma_dev_addr_list property for a per file system mount table.

"fs": {
       "lustre": {
       // if using a single lustre mount, provide the ip addresses    
       // here (use : sudo lnetctl net show)
       //"rdma_dev_addr_list" : []
 
       // if using multiple lustre mounts, provide ip addresses 
       // used by respective mount here
       //"mount_table" : {
       // "/lustre/ai200_01/client" : {
       //    "rdma_dev_addr_list" : ["172.172.1.40", 
                           "172.172.1.42"]
       // },
 
       // "/lustre/ai200_02/client" : {
       //    "rdma_dev_addr_list" : ["172.172.2.40", 
                           "172.172.2.42"]
       //}
      },
 
      "nfs": {
         //"rdma_dev_addr_list" : []
 
         //"mount_table" : {
         //  "/mnt/nfsrdma_01/" : {
         //           "rdma_dev_addr_list" : []
         //},
 
         //  "/mnt/nfsrdma_02/" : {
         //           "rdma_dev_addr_list" : []
         //}
         //}
         },
      },