The most common exit codes used by containers

exit-codes.md

CODE #	NAME	WHAT IT MEANS
0	Purposely stopped	Used by developers to indicate that the container was automatically stopped
1	Application error	Container was stopped due to application error or incorrect reference in the image spec
125	Container failed to run error	The docker run command did not execute successfully
126	Command invoke error	A command specified in the image specification could not be invoked
127	File or directory not found	File or directory specified in the image specification was not found
128	Invalid argument used on exit	Exit was triggered with an invalid exit code (valid codes are integers between 0-255)
134	Abnormal termination (SIGABRT)	The container aborted itself using the abort() function.
137	Immediate termination (SIGKILL)	Container was immediately terminated by the operating system via SIGKILL signal
139	Segmentation fault (SIGSEGV)	Container attempted to access memory that was not assigned to it and was terminated
143	Graceful termination (SIGTERM)	Container received warning that it was about to be terminated, then terminated
255	Exit Status Out Of Range	Container exited, returning an exit code outside the acceptable range, meaning the cause of the error is not known