diff --git a/ObservationSim/ObservationSim.py b/ObservationSim/ObservationSim.py
index 0822789e40b974826e0b836b79e187c6f5b80787..adeb9553bc536a7ceeacea585117bc0ce1a3516b 100755
--- a/ObservationSim/ObservationSim.py
+++ b/ObservationSim/ObservationSim.py
@@ -111,8 +111,10 @@ class Observation(object):
         if self.config["obs_setting"]["enable_straylight_model"]:
             filt.setFilterStrayLightPixel(jtime = pointing.jdt, sat_pos = np.array([pointing.sat_x, pointing.sat_y, pointing.sat_z]), pointing_radec = np.array([pointing.ra,pointing.dec]), sun_pos = np.array([pointing.sun_x,pointing.sun_y,pointing.sun_z]))
 
-        print("========================sky pix========================")
-        print(filt.sky_background)
+        chip_output.Log_info("========================sky pix========================")
+        chip_output.Log_info(filt.sky_background)
+
+        return
 
         if chip.survey_type == "photometric":
             sky_map = None
diff --git a/config/config_C6.yaml b/config/config_C6.yaml
index 087de4f806734afba835509cb784ee3fe5dc05ef..e97ee8e09b438f536fc1721edfea714010a573d1 100644
--- a/config/config_C6.yaml
+++ b/config/config_C6.yaml
@@ -11,7 +11,7 @@
 # OK to pass either way or both, as long as they are consistent
 work_dir: "/share/home/fangyuedong/fgs_sim/csst-simulation/workplace/"
 data_dir: "/share/simudata/CSSOSDataProductsSims/data/"
-run_name: "C6_spectroscopic_20230225"
+run_name: "C6_test"
 
 # Whether to use MPI
 run_option:
@@ -94,13 +94,13 @@ obs_setting:
   # - give a list of indexes of pointings: [ip_1, ip_2...]
   # - run all pointings: null
   # Note: only valid when a pointing list is specified
-  run_pointings: [0]
+  run_pointings: [0, 1, 2, 3, 4, 5]
   
   # Run specific chip(s):
   # - give a list of indexes of chips: [ip_1, ip_2...]
   # - run all chips: null
   # Note: for all pointings
-  run_chips: [24]
+  run_chips: null
 
   # Whether to enable astrometric modeling
   enable_astrometric_model: True
diff --git a/run_C6.pbs b/run_C6.pbs
index 9fd867219deb03f388f44b297b5bd130f5b8d5c5..563007f97fa153457ae5e9cf60fecae8088dd74c 100755
--- a/run_C6.pbs
+++ b/run_C6.pbs
@@ -1,18 +1,20 @@
 #!/bin/bash
-
-#PBS -N SIMS
-#PBS -l nodes=wcl-1:ppn=60
-###PBS -l nodes=wcl-1:ppn=24+wcl-2:ppn=24+wcl-3:ppn=24+wcl-4:ppn=24+wcl-5:ppn=24+wcl-6:ppn=24
+#PBS -N C6_TEST
+#PBS -l walltime=70:00:00
+#PBS -j oe
+##PBS -l nodes=wcl-1:ppn=16+wcl-2:ppn=16
+#PBS -q batch
 #PBS -u fangyuedong
-###PBS -j oe
 
 cd $PBS_O_WORKDIR
 
-NP=60
+NP=80
+hostfile=wcl-1,wcl-2
 date
 
-mpirun -np $NP python3 /share/home/fangyuedong/fgs_sim/csst-simulation/run_sim.py \
+mpirun --oversubscribe -H $hostfile -np $NP python /share/home/fangyuedong/csst-simulation/run_sim.py \
     --config_file config_C6.yaml \
     --catalog C6_Catalog \
-    -c /share/home/fangyuedong/fgs_sim/csst-simulation/config
+    -c /share/home/fangyuedong/csst-simulation/config
+