A systemd service sometimes failed to start with network connectivity problem on system boot in Red Hat Enterprise Linux 7 and later
Issue
- A systemd service sometimes failed to start with network connectivity problem on system boot in Red Hat Enterprise Linux 7 and later
- A service requiring another network service (DNS, SSH, remote file service, and so on) failed to start with network connectivity issue.
- How to ensure that the network initialization completed before starting those services?
Environment
- Red Hat Enterprise Linux 9
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 7
- NetworkManager
- systemd service depending on
network.target
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