NFO/MainProcess] Received task: tests.tasks.add[3f9c7c88-61aa-44cc-a517-14f32305ad64]
[2017-12-22 07:13:57,907: WARNING/ForkPoolWorker-1] 32
[2017-12-22 07:13:57,910: INFO/ForkPoolWorker-1] Task tests.tasks.add[3f9c7c88-61aa-44cc-a517-14f32305ad64] succeeded in 0.00268728499941s: None
[2017-12-22 07:14:07,903: INFO/MainProcess] Received task: tests.tasks.add[90e4277b-7041-4c3a-905c-1a5e16272d31]
[2017-12-22 07:14:07,907: WARNING/ForkPoolWorker-1] 32
[2017-12-22 07:14:07,910: INFO/ForkPoolWorker-1] Task tests.tasks.add[90e4277b-7041-4c3a-905c-1a5e16272d31] succeeded in 0.0029478570068s: None
配置不正确的话，会报supervisor ERROR (spawn error)错误，可以使用tail命令看下错误日志：
supervisorctl tail celerybeat stdout
查看管理的子进程运行状态：
$ supervisorctl status
celerybeat RUNNING pid 66802, uptime 0:12:59
关闭子进程：
supervisorctl stop celerybeat
不加参数的直接运行supervisorctl命令，会进入supervisor客户端的交互终端进行操作。