Pricing
00
In productionProbeginnerPartition sizing

The root partition fills during a ROS build

Recover the build and revise storage allocation before the next course image update.

Pairs with Install Ubuntu safely in Robotics Development Setup & Recovery. Read the concept first, then diagnose it here.

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Operator report

`colcon build` fails with no space left although `/home` has 70 GB free.

Ubuntu 24.04 setup emulator, isolated disk images, Linux recovery shell, ROS 2 Jazzy

01

System boundary

Trace only the relevant path.

3 nodes
  1. 01/ root filesystem→
  2. 02ROS build tree→
  3. 03colcon outputOUT
02

How this lab works

You diagnose it. No command list.

Open the repair workspace and gather your own evidence in a real terminal. No diagnostic commands are handed to you - finding the fault is the exercise. Stuck? Progressive hints unlock inside the workspace.

03

Verification

Pass more than the visible symptom.

4 checks
  • Build completes
  • Root retains at least 20 GB free
  • Hidden regression behavior
  • Root cause explanation