disable shm, no direct mode with restore

BLUECONFIGS_BRANCH=weji/coreneuron_direct
SPACK_BRANCH=weji/neuron_nmodl_develop

neurodamus/core/configuration.py

@@ -1023,7 +1023,7 @@ def _coreneuron_direct_mode(config: _SimConfig, run_conf):
             logging.warning("--coreneuron-direct-mode not valid for multi-cyle model building, "
                             "continue with file mode")
             direct_mode = False
-        if config.save:
+        if config.save or config.restore:
             logging.warning("--coreneuron-direct-mode not valid for save/restore, "
                             "continue with file mode")
             direct_mode = False

neurodamus/node.py

@@ -1210,9 +1210,11 @@ def _coreneuron_ensure_all_ranks_have_gids(self, corenrn_data):
                 dummyfile.write("%s\n0\n" % coredata_version)
 
     # -
-    def _sim_corenrn_configure_datadir(self, corenrn_restore):
+    def _sim_corenrn_configure_datadir(self, corenrn_restore, coreneuron_direct_mode):
         corenrn_datadir = SimConfig.coreneuron_datadir
         os.makedirs(corenrn_datadir, exist_ok=True)
+        if coreneuron_direct_mode:
+            return corenrn_datadir
         corenrn_datadir_shm = SHMUtil.get_datadir_shm(corenrn_datadir)
 
         # Clean-up any previous simulations in the same output directory
@@ -1271,7 +1273,8 @@ def _sim_corenrn_configure_datadir(self, corenrn_restore):
     @timeit(name="corewrite")
     def _sim_corenrn_write_config(self, corenrn_restore=False):
         log_stage("Dataset generation for CoreNEURON")
-        CoreConfig.datadir = self._sim_corenrn_configure_datadir(corenrn_restore)
+        CoreConfig.datadir = self._sim_corenrn_configure_datadir(corenrn_restore,
+                                                                 SimConfig.coreneuron_direct_mode)
         fwd_skip = self._run_conf.get("ForwardSkip", 0) if not corenrn_restore else 0
 
         if not corenrn_restore: