Docker Container Exit Codes

Exit codes returned by Docker containers and the Docker CLI. Codes 0–125 come from the container process itself; codes 125–127 indicate Docker-level errors; codes 128+N indicate the container was killed by Unix signal N.

12 codes

• 0 Clean exit
• 1 Application error
• 125 Docker daemon error
• 126 Command cannot be invoked
• 127 Command not found
• 128 Invalid exit argument
• 130 Terminated by SIGINT
• 134 Aborted (SIGABRT)
• 137 Terminated by SIGKILL
• 139 Segmentation fault (SIGSEGV)
• 143 Terminated by SIGTERM
• 255 Exit status out of range