diff --git a/CEP/Pipeline/recipes/sip/master/executable_args.py b/CEP/Pipeline/recipes/sip/master/executable_args.py
index 4c07727745f06af08cdf6b0b8a608335383d6800..2bec87956bb666f4792cd5e9d4c646616b659c7f 100644
--- a/CEP/Pipeline/recipes/sip/master/executable_args.py
+++ b/CEP/Pipeline/recipes/sip/master/executable_args.py
@@ -35,6 +35,11 @@ class executable_args(BaseRecipe, RemoteCommandRecipeMixIn):
             default='',
             optional=True
         ),
+        'nthreads': ingredient.IntField(
+            '--nthreads',
+            default=8,
+            help="Number of threads per process"
+        ),
         'nodescript': ingredient.StringField(
             '--nodescript',
             help="Name of the node script to execute",
@@ -369,7 +374,10 @@ class executable_args(BaseRecipe, RemoteCommandRecipeMixIn):
                         self.inputs['parsetasfile'],
                         args_format,
                         self.environment
-                    ]
+                    ],
+                    resources={
+                        "cores": self.inputs['nthreads']
+                    }
                 )
             )
         max_per_node = self.inputs['max_per_node']
diff --git a/CEP/Pipeline/recipes/sip/master/imager_prepare.py b/CEP/Pipeline/recipes/sip/master/imager_prepare.py
index f17ce182724a9d434bbede320f87fc9e866857e3..3ba13b86007ed11c712e24bb4ba0976cf1cf89f4 100644
--- a/CEP/Pipeline/recipes/sip/master/imager_prepare.py
+++ b/CEP/Pipeline/recipes/sip/master/imager_prepare.py
@@ -57,6 +57,11 @@ class imager_prepare(BaseRecipe, RemoteCommandRecipeMixIn):
             '-w', '--working-directory',
             help="Working directory used by the nodes: local data"
         ),
+        'nthreads': ingredient.IntField(
+            '--nthreads',
+            default=8,
+            help="Number of threads per process"
+        ),
         'target_mapfile': ingredient.StringField(
             '--target-mapfile',
             help="Contains the node and path to target files, defines"
@@ -191,7 +196,7 @@ class imager_prepare(BaseRecipe, RemoteCommandRecipeMixIn):
             paths_to_image_mapfiles.append(
                 tuple([item.host, inputs_for_image_mapfile_path, False]))
 
-            # use a unique working directory per job, to prevent interference between jobs on a global fs
+            # use unique working directories per job, to prevent interference between jobs on a global fs
             working_dir = os.path.join(self.inputs['working_directory'], "ms_per_image_{0}".format(idx_sb_group))
 
             arguments = [self.environment,
@@ -211,7 +216,10 @@ class imager_prepare(BaseRecipe, RemoteCommandRecipeMixIn):
                          self.inputs['add_beam_tables'],
                          globalfs]
 
-            jobs.append(ComputeJob(item.host, node_command, arguments))
+            jobs.append(ComputeJob(item.host, node_command, arguments,
+                    resources={
+                        "cores": self.inputs['nthreads']
+                    }))
 
         # Hand over the job(s) to the pipeline scheduler
         self._schedule_jobs(jobs)
diff --git a/CEP/Pipeline/recipes/sip/master/long_baseline.py b/CEP/Pipeline/recipes/sip/master/long_baseline.py
index 45734bd28e82268824705c8ef27868d44b8ae7b7..fe399f5263c579f7e5354da76d5cbae92e599dcc 100644
--- a/CEP/Pipeline/recipes/sip/master/long_baseline.py
+++ b/CEP/Pipeline/recipes/sip/master/long_baseline.py
@@ -63,6 +63,11 @@ class long_baseline(BaseRecipe, RemoteCommandRecipeMixIn):
             '-w', '--working-directory',
             help="Working directory used by the nodes: local data"
         ),
+        'nthreads': ingredient.IntField(
+            '--nthreads',
+            default=8,
+            help="Number of threads per process"
+        ),
         'target_mapfile': ingredient.StringField(
             '--target-mapfile',
             help="Contains the node and path to target files, defines"
@@ -212,7 +217,10 @@ class long_baseline(BaseRecipe, RemoteCommandRecipeMixIn):
                          globalfs,
                          final_item.file]
 
-            jobs.append(ComputeJob(output_item.host, node_command, arguments))
+            jobs.append(ComputeJob(output_item.host, node_command, arguments,
+                    resources={
+                        "cores": self.inputs['nthreads']
+                    }))
 
         # Hand over the job(s) to the pipeline scheduler
         self._schedule_jobs(jobs, max_per_node=self.inputs['nproc'])
diff --git a/CEP/Pipeline/recipes/sip/tasks.cfg.in b/CEP/Pipeline/recipes/sip/tasks.cfg.in
index e2968e1bc5b9c6327b0b130890b47450b8f2657f..ab6fcb96cbe487190693196e1e850dcb62b40240 100644
--- a/CEP/Pipeline/recipes/sip/tasks.cfg.in
+++ b/CEP/Pipeline/recipes/sip/tasks.cfg.in
@@ -62,6 +62,7 @@ asciistat_executable = %(lofarroot)s/bin/asciistats.py
 statplot_executable = %(lofarroot)s/bin/statsplot.py
 msselect_executable = %(casaroot)s/bin/msselect
 rficonsole_executable = %(lofarroot)s/bin/rficonsole
+nthreads = 8
 
 [long_baseline]
 recipe = long_baseline
@@ -71,6 +72,7 @@ statplot_executable = %(lofarroot)s/bin/statsplot.py
 msselect_executable = %(casaroot)s/bin/msselect
 rficonsole_executable = %(lofarroot)s/bin/rficonsole
 nproc = 1
+nthreads = 8
 
 [imager_awimager]
 recipe = imager_awimager
@@ -134,6 +136,7 @@ inplace = False
 outputsuffixes = []
 parsetasfile = False
 #args_format=gnu
+nthreads = 8
 
 [casapy-imager]
 recipe = executable_args
@@ -141,20 +144,24 @@ parsetasfile = True
 #executable = /path/to/your/casapy/bin/casa
 outputsuffixes = [flux,image,model,residual,psf]
 nodescript = executable_casa
+nthreads = 8
 
 [pythonplugin]
 recipe = executable_args
 nodescript = python_plugin
+nthreads = 8
 
 [python-calibrate-stand-alone]
 recipe=executable_args
 nodescript=calibrate-stand-alone
 executable=%(lofarroot)s/bin/bbs-reducer
 parsetasfile=True
+nthreads = 8
 
 [calibrate-stand-alone]
 recipe = executable_args
 executable = %(lofarroot)s/bin/calibrate-stand-alone
+nthreads = 8
 
 [dppp]
 recipe = executable_args
@@ -163,6 +170,7 @@ executable = %(lofarroot)s/bin/NDPPP
 outputsuffixes = []
 args_format=lofar
 outputkey=msout
+nthreads = 8
 
 [awimager]
 recipe = executable_args
@@ -172,7 +180,9 @@ outputsuffixes = [.model, .model.corr, .residual, .residual.corr, .restored, .re
 max_per_node = 1 
 args_format=lofar
 outputkey=image
+nthreads = 8
 
 [rficonsole]
 recipe = executable_args
 executable = %(lofarroot)s/bin/rficonsole
+nthreads = 8