Optimized memory in add_objects

observation_sim/ObservationSim.py

@@ -154,13 +154,12 @@ class Observation(object):
                 chip_output.Log_error(e)
                 chip_output.Log_error("Failed simulation on step: %s" % (step))
                 break
-
-        chip_output.Log_info("check running:1: pointing-%d chip-%d pid-%d memory-%6.2fGB" % (pointing.id,
-                             chip.chipID, os.getpid(), (psutil.Process(os.getpid()).memory_info().rss / 1024 / 1024 / 1024)))
         del chip.img
         del chip.flat_img
         del chip.prnu_img
         del chip.shutter_img
+        chip_output.Log_info("check running:1: pointing-%d chip-%d pid-%d memory-%6.2fGB" % (pointing.id,
+                             chip.chipID, os.getpid(), (psutil.Process(os.getpid()).memory_info().rss / 1024 / 1024 / 1024)))
 
     def runExposure_MPI_PointingList(self, pointing_list, chips=None):
         comm = MPI.COMM_WORLD
@@ -239,5 +238,6 @@ class Observation(object):
                     "finished running chip#%d..." % (chip.chipID))
                 for handler in chip_output.logger.handlers[:]:
                     chip_output.logger.removeHandler(handler)
+                del chip_output
                 gc.collect()
             process_counter += nchips_per_fp

observation_sim/sim_steps/add_objects.py

@@ -233,11 +233,12 @@ def add_objects(self, chip, filt, tel, pointing, catalog, obs_param):
                 self.chip_output.Log_error("obj id: %s" % (obj.param['id']))
                 self.chip_output.Log_error("    e1: %.5f\n    e2: %.5f\n    size: %f\n    bfrac: %f\n    detA: %f\n    g1: %.5f\n    g2: %.5f\n" % (
                     obj.param['e1'], obj.param['e2'], obj.param['size'], obj.param['bfrac'], obj.param['detA'], obj.param['g1'], obj.param['g2']))
-
         # Unload SED:
         obj.unload_SED()
         del obj
         # gc.collect()
+    cat.starDDL.freeGlobeData()
+    del cat.starDDL
 
     if chip.survey_type == "spectroscopic" and not self.overall_config["run_option"]["out_cat_only"] and chip.slsPSFOptim:
         # from observation_sim.instruments.chip import chip_utils as chip_utils