'Process: 12142 ExecStartPre=/usr/sbin/nginx -t -q -g daemon on; master_process on; (code=exited, status=1/FAILURE)'

Process: 12142 ExecStartPre=/usr/sbin/nginx -t -q -g daemon on; master_process on; (code=exited, status=1/FAILURE)

• 'Process: 12142': This indicates the process ID (PID) of the specific process that is being referred to. In this case, the PID is 12142.

• 'ExecStartPre=/usr/sbin/nginx -t -q -g daemon on; master_process on;': This is the command that is being executed as part of the process. It is executed before the main process is started. The command '/usr/sbin/nginx -t -q -g daemon on; master_process on;' is run to check the syntax of the nginx configuration file and ensure that it is valid. The '-t' flag is used to check the syntax, '-q' is used for quiet mode, '-g daemon on' is used to enable the daemon mode, and 'master_process on' is used to enable the master process.

• '(code=exited, status=1/FAILURE)': This indicates the exit status of the process. In this case, the process exited with a status of 1, which indicates failure.