diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index b4ee06799b..a7f94ec0c9 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -6,13 +6,21 @@ on:
 
 jobs:
   test:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
 
     steps:
       - uses: actions/checkout@v2
         with:
           submodules: true
 
+      - name: Install isolate v2
+        run: |
+          cd isolate && DEBIAN_FRONTEND=noninteractive sudo apt-get install -y build-essential libcap-dev libsystemd-dev pkg-config && make isolate && make isolate-cg-keeper && sudo make install && sudo cp systemd/* /etc/systemd/system/ && sudo systemctl daemon-reload && sudo systemctl start isolate.slice && sudo systemctl start isolate.service
+
+      - name: Check if isolate is running
+        run: |
+          systemctl status isolate.service
+
       - name: Check available cgroups
         run: |
           mount | grep cgroup
diff --git a/Dockerfile b/Dockerfile
index 1b2624a7f1..c85e1f1906 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -13,6 +13,7 @@ RUN apt-get install -y \
     libcups2-dev \
     libffi-dev \
     libpq-dev \
+    libsystemd-dev \
     libyaml-dev \
     mono-mcs \
     openjdk-8-jdk-headless \
diff --git a/cms/grading/Sandbox.py b/cms/grading/Sandbox.py
index 741b68dad7..5ec85d3e7c 100644
--- a/cms/grading/Sandbox.py
+++ b/cms/grading/Sandbox.py
@@ -1076,7 +1076,7 @@ def build_box_options(self):
         if self.box_id is not None:
             res += ["--box-id=%d" % self.box_id]
         if self.cgroup:
-            res += ["--cg", "--cg-timing"]
+            res += ["--cg"]
         if self.chdir is not None:
             res += ["--chdir=%s" % self.chdir]
         for src, dest, options in self.dirs:
diff --git a/docker-compose.test.yml b/docker-compose.test.yml
index 8a121b313f..36f7dc4592 100644
--- a/docker-compose.test.yml
+++ b/docker-compose.test.yml
@@ -19,8 +19,12 @@ services:
     volumes:
       - "./codecov:/home/cmsuser/cms/codecov"
     privileged: true
+    cgroup: host
     command: >
       wait-for-it testdb:5432 -- sh -c "
+      mkdir /run/isolate ;
+      echo /sys/fs/cgroup > /run/isolate/cgroup ;
+      isolate-check-environment ;
       dropdb --host=testdb --username=postgres cmsdbfortesting ;
       createdb --host=testdb --username=postgres cmsdbfortesting ;
       cmsInitDB ;
diff --git a/isolate b/isolate
index eda2c65acd..758ab000e3 160000
--- a/isolate
+++ b/isolate
@@ -1 +1 @@
-Subproject commit eda2c65acd9ad5d4fc8ba46884e66445a8fca1b8
+Subproject commit 758ab000e3a1bcf1e57ffddea2340ffa1a5af49b