fwi: merge mpi pure experiment

The getResources function is used to assign the proper cpu binding
depending on the version. However, additional contraints are required to
ensure that we have enough points in Y.

By default the mpi+send+seq branch is disabled.

garlic/exp/fwi/ss.nix

@@ -17,6 +17,8 @@ with stdenv.lib;
 with garlicTools;
 
 let
+  common = callPackage ./common.nix {};
+  inherit (common) getConfigs getResources pipeline;
 
   inherit (targetMachine) fs;
 
@@ -29,13 +31,16 @@ let
       "garlic/mpi+send+omp+task"
       "garlic/mpi+send+oss+task"
       "garlic/mpi+send+omp+fork"
+      # FIXME: the mpi pure version has additional constraints with the
+      # number of planes in Y. By now is disabled.
+      #"garlic/mpi+send+seq"
     ];
 
     blocksize = if (enableExtended)
       then range2 1 16
       else [ 2 ];
 
-    n = [ {nx=100; nz=100; ny=8000;} ];
+    n = [ { nx=100; ny=8000; nz=100; } ];
 
     nodes = range2 1 16;
   };
@@ -65,8 +70,9 @@ let
     loops = 10;
 
     # Resources
-    cpusPerTask = hw.cpusPerSocket;
-    ntasksPerNode = hw.socketsPerNode;
+    inherit (getResources { inherit gitBranch hw; })
+      cpusPerTask ntasksPerNode;
+
     nodes = c.nodes;
     qos = "debug";
     time = "02:00:00";
@@ -79,10 +85,6 @@ let
     tempDir = fs.local.temp;
   };
 
-  common = callPackage ./common.nix {};
-
-  inherit (common) getConfigs pipeline;
-
   configs = getConfigs {
     inherit varConf genConf;
   };