Ubuntu 17 无法重装MongoDB：执行安装命令报错求助

Hey there, let’s tackle this MongoDB reinstallation problem head-on. Partial uninstalls or broken apt dependencies are usually the root cause here, so we’ll work through a step-by-step cleanup and repair process.

Step 1: Fully Purge MongoDB Residues #

First, we need to wipe every trace of the previous MongoDB installation to avoid conflicts:

• Uninstall all MongoDB-related packages completely:

  sudo apt-get purge mongodb-org*
  

• Delete leftover data, log, and configuration directories:

  sudo rm -r /var/log/mongodb
  sudo rm -r /var/lib/mongodb
  sudo rm -r /etc/mongodb
  

• Clean up unused packages and apt cache:

  sudo apt-get autoremove
  sudo apt-get autoclean
  

Step 2: Repair Broken Apt Dependencies #

If apt --fix-broken install failed earlier, let’s reset the apt state and force a repair:

• Remove any stuck dpkg lock files (if they exist):

  sudo rm /var/lib/dpkg/lock-frontend
  sudo rm /var/lib/dpkg/lock
  

• Reconfigure all pending packages:

  sudo dpkg --configure -a
  

• Now re-run the dependency fix command:

  sudo apt --fix-broken install
  

If this still throws errors, look for the specific package name mentioned in the error output and force-remove it (replace <broken-package> with the actual name):

sudo dpkg --remove --force-remove-reinstreq <broken-package>

Then repeat the dpkg --configure -a and apt --fix-broken install steps.

Step 3: Re-add MongoDB’s Official Repository #

Sometimes the issue stems from a corrupted or outdated repository entry. Let’s refresh it:

• Import MongoDB’s GPG key to verify package integrity:

  wget -qO - https://www.mongodb.org/static/pgp/server-7.0.asc | sudo apt-key add -
  

  Note: Replace 7.0 with your desired MongoDB version (e.g., 6.0, 5.0) if needed.
• Add the official repository to your apt sources (replace jammy with your Ubuntu version codename—like focal for 20.04):

  echo "deb [ arch=amd64,arm64 ] https://repo.mongodb.org/apt/ubuntu jammy/mongodb-org/7.0 multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-org-7.0.list
  

• Update your apt package index:

  sudo apt-get update
  

Step 4: Reinstall MongoDB #

Now we’re ready to install MongoDB fresh:

• Run the installation command:

  sudo apt-get install -y mongodb-org
  

• Start the MongoDB service and enable it to run on boot:

  sudo systemctl start mongod
  sudo systemctl enable mongod
  

• Verify the service is running:

  sudo systemctl status mongod
  

If you run into any specific error messages during these steps, share the exact output and we can narrow it down further!

内容的提问来源于stack exchange，提问作者GD- Ganesh Deshmukh