diff --git a/lisa/__init__.py b/lisa/__init__.py
index c2959c337414d3a208812e5921896272851dff53..6a05e8af4d3fa89054fc996ce446213063e5e902 100644
--- a/lisa/__init__.py
+++ b/lisa/__init__.py
@@ -1,3 +1,16 @@
 from lisa.version import __version__
 
+# Put all the code inside one function, to allow easy cleanup of the namespace
+# at the end. We definitely don't want to expose these things to the outside
+# world
+def f():
+    import os
+    if os.getenv('LISA_DO_NOTEBOOK_SETUP'):
+        from lisa.utils import jupyter_notebook_setup
+        jupyter_notebook_setup()
+
+f()
+del f
+
+
 # vim :set tabstop=4 shiftwidth=4 textwidth=80 expandtab
diff --git a/lisa/env.py b/lisa/env.py
index 4d8c1d25f902a8374a28c5669001e14b6b7af7b3..9fed3fc85d66271617bc484f738135a8151f1c99 100644
--- a/lisa/env.py
+++ b/lisa/env.py
@@ -61,10 +61,10 @@ class TargetConf(MultiSrcConf, HideExekallID):
     .. code-block:: python
 
         TargetConf({{
-            'name': 'myboard',
-            'host': 192.0.2.1,
-            'usname': 'foo',
-            'password': 'bar',
+                'name': 'myboard',
+                'host': 192.0.2.1,
+                'usname': 'foo',
+                'password': 'bar',
         }})
 
     Or alternatively, from a YAML configuration file:
@@ -84,10 +84,10 @@ class TargetConf(MultiSrcConf, HideExekallID):
     .. code-block:: YAML
 
         target-conf:
-            # "!env:<type> ENV_VAR_NAME" can be used to reference an
-            # environment variable.
-            name: !env:str BOARD_NAME
-            port: !env:int PORT
+                # "!env:<type> ENV_VAR_NAME" can be used to reference an
+                # environment variable.
+                name: !env:str BOARD_NAME
+                port: !env:int PORT
 
             # It is possible to include another YAML file as a whole node in
             # the current YAML document.
@@ -99,7 +99,7 @@ class TargetConf(MultiSrcConf, HideExekallID):
         * file foo.yml::
 
             target-conf:
-                name: myboard
+                    name: myboard
 
         * file bar.yml::
 
@@ -111,23 +111,23 @@ class TargetConf(MultiSrcConf, HideExekallID):
 
             target-conf:
                 target-conf:
-                    name: myboard
+                        name: myboard
     """
     YAML_MAP_TOP_LEVEL_KEY = 'target-conf'
 
     STRUCTURE = TopLevelKeyDesc(YAML_MAP_TOP_LEVEL_KEY, 'target connection settings', (
-        KeyDesc('name', 'Board name, free-form value only used to embelish logs', [str]),
-        KeyDesc('kind', 'Target kind. Can be "linux" (ssh) or "android" (adb)', [str]),
-
-        KeyDesc('host', 'Hostname or IP address of the host', [str, None]),
-        KeyDesc('username', 'SSH username', [str, None]),
-        KeyDesc('password', 'SSH password', [str, None]),
-        KeyDesc('port', 'SSH or ADB server port', [int, None]),
-        KeyDesc('device', 'ADB device. Takes precedence over "host"', [str, None]),
-        KeyDesc('keyfile', 'SSH private key file', [str, None]),
-
-        KeyDesc('workdir', 'Remote target workdir', [str]),
-        KeyDesc('tools', 'List of tools to install on the target', [StrList]),
+            KeyDesc('name', 'Board name, free-form value only used to embelish logs', [str]),
+            KeyDesc('kind', 'Target kind. Can be "linux" (ssh) or "android" (adb)', [str]),
+
+            KeyDesc('host', 'Hostname or IP address of the host', [str, None]),
+            KeyDesc('username', 'SSH username', [str, None]),
+            KeyDesc('password', 'SSH password', [str, None]),
+            KeyDesc('port', 'SSH or ADB server port', [int, None]),
+            KeyDesc('device', 'ADB device. Takes precedence over "host"', [str, None]),
+            KeyDesc('keyfile', 'SSH private key file', [str, None]),
+
+            KeyDesc('workdir', 'Remote target workdir', [str]),
+            KeyDesc('tools', 'List of tools to install on the target', [StrList]),
         LevelKeyDesc('ftrace', 'FTrace configuration', (
             KeyDesc('events', 'FTrace events to trace', [StrList]),
             KeyDesc('functions', 'FTrace functions to trace', [StrList]),
@@ -146,7 +146,7 @@ class TargetConf(MultiSrcConf, HideExekallID):
         ))
     ))
 
-    DEFAULT_CONF = {
+    DEFAULT_SRC = {
         'username': USERNAME_DEFAULT,
         'ftrace': {
             'buffsize': FTRACE_BUFSIZE_DEFAULT,
@@ -160,8 +160,6 @@ class TargetConf(MultiSrcConf, HideExekallID):
 
     def __init__(self, conf, src='user'):
         super().__init__(conf=conf, src=src)
-        # Give some preset in the the lowest prio source
-        self.add_src('default', self.DEFAULT_CONF, fallback=True)
 
     # We do not allow overriding source for this kind of configuration to keep
     # the YAML interface simple and dict-like
diff --git a/lisa/tests/kernel/scheduler/eas_behaviour.py b/lisa/tests/kernel/scheduler/eas_behaviour.py
index f5e6ecb4813feafaa95b37e0b198293def1e7938..3babcc8a003922c4c5926c3cb218b18b9423c176 100644
--- a/lisa/tests/kernel/scheduler/eas_behaviour.py
+++ b/lisa/tests/kernel/scheduler/eas_behaviour.py
@@ -476,7 +476,7 @@ class TwoBigThreeSmall(EASBehaviour):
     @classmethod
     def get_rtapp_profile(cls, te):
         # 50% of the smallest CPU's capacity
-        small_duty = cls.unscaled_utilization(cls.min_cpu_capacity(te), 50)
+        small_duty = cls.unscaled_utilization(cls.min_cpu_capacity(te), 25)
         # 80% of the biggest CPU's capacity
         big_duty = cls.unscaled_utilization(cls.max_cpu_capacity(te), 80)
 
diff --git a/lisa/utils.py b/lisa/utils.py
index 3b1f8fc9f062589af006e866714799224f51d5a0..52fcd5df49da502aadd8e24d0f7bf170c93a36a1 100644
--- a/lisa/utils.py
+++ b/lisa/utils.py
@@ -49,6 +49,14 @@ The detected location of your LISA installation
 if not LISA_HOME:
     logging.getLogger(__name__).warning('LISA_HOME env var is not set, LISA may misbehave.')
 
+def jupyter_notebook_setup():
+    """
+    Function containing generic init boilerplate to be called at the beginning
+    of notebooks. This will be called automatically upon importing lisa if the
+    LISA_DO_NOTEBOOK_SETUP environment variable is set.
+    """
+    setup_logging()
+
 class Loggable:
     """
     A simple class for uniformly named loggers
@@ -697,8 +705,9 @@ class MultiSrcConf(SerializableConfABC, Loggable, Mapping, metaclass=MultiSrcCon
         """
         pass
 
-    def __init__(self, conf=None, src='default'):
+    DEFAULT_SRC = {}
 
+    def __init__(self, conf=None, src='conf'):
         self._nested_init(
             parent=None,
             structure=self.STRUCTURE,
@@ -707,6 +716,10 @@ class MultiSrcConf(SerializableConfABC, Loggable, Mapping, metaclass=MultiSrcCon
         if conf is not None:
             self.add_src(src, conf)
 
+        # Give some preset in the the lowest prio source
+        if self.DEFAULT_SRC:
+            self.add_src('default', self.DEFAULT_SRC, fallback=True)
+
     @classmethod
     def get_help(cls, *args, **kwargs):
         return cls.STRUCTURE.get_help(*args, **kwargs)
diff --git a/shell/lisa_shell b/shell/lisa_shell
index 44a51984e1776a4c87eec6e80556c4426fdf34c8..4a73cb8f3ab68faa1d02f58047e5d05fdf3de91c 100755
--- a/shell/lisa_shell
+++ b/shell/lisa_shell
@@ -308,7 +308,7 @@ function _lisa-jupyter-start {
     cd $PYDIR
     echo
     echo -n 'Notebook server task: '
-    nohup jupyter lab --ip="$IPADDR" --port="$PORT" \
+    nohup LISA_DO_NOTEBOOK_SETUP=1 jupyter lab --ip="$IPADDR" --port="$PORT" \
                       --NotebookApp.token="$TOKEN" \
                       >"$LOGFILE" 2>&1 &
     echo $! >"$PIDFILE"