亲们帮帮我瞅瞅aistudio自动重启日志，自动重启，感觉代码没啥问题啊啊啊

[I 2021-03-17 20:49:39.250 SingleUserNotebookApp wsintercept:182] jupyter_notebook_cell: "import jieba\nmodel.fit(train_loader, epochs=20, save_dir='./checkpoints', save_freq=5, callbacks=callback)"
[I 2021-03-17 20:49:40.331 SingleUserNotebookApp wsintercept:182] jupyter_notebook_cell: "%whos"
[I 2021-03-17 20:49:43.250 SingleUserNotebookApp wsintercept:182] jupyter_notebook_cell: "%whos"
[I 2021-03-17 20:49:46.215 SingleUserNotebookApp wsintercept:182] jupyter_notebook_cell: "%whos"
[I 2021-03-17 20:49:55.285 SingleUserNotebookApp log:174] 200 GET /bjcpu02/user/89263/1672477/api/contents/%2F?type=directory&_=1615985395461&no_track_activity=1 (89263@10.14.184.23) 4.68ms
[I 2021-03-17 20:50:01.260 SingleUserNotebookApp wsintercept:182] jupyter_notebook_cell: "%whos"
[I 2021-03-17 20:50:07.398 SingleUserNotebookApp handlers:164] Saving file at /1672477.ipynb
[I 2021-03-17 20:50:07.437 SingleUserNotebookApp filepostsavescript:25] notebook file Saving script project start
[I 2021-03-17 20:50:07.437 SingleUserNotebookApp filepostsavescript:28] notebook file Saving script project projectId=1672477,hostIp=192.168.48.97
[I 2021-03-17 20:50:07.437 SingleUserNotebookApp filepostsavescript:32] api url:http://192.168.48.97:8018/studio/node/ipynb/save
[I 2021-03-17 20:50:07.437 SingleUserNotebookApp filepostsavescript:49] notebook file Saving script project success
[I 2021-03-17 20:50:07.439 SingleUserNotebookApp log:174] 200 PUT /bjcpu02/user/89263/1672477/api/contents/1672477.ipynb?_=1615985407398&no_track_activity=1 (89263@10.14.50.9) 43.12ms
[I 2021-03-17 20:50:20.468 SingleUserNotebookApp log:174] 200 GET /bjcpu02/user/89263/1672477/api/contents/%2F?type=directory&_=1615985420646&no_track_activity=1 (89263@10.14.50.9) 4.29ms
[I 2021-03-17 20:50:45.612 SingleUserNotebookApp log:174] 200 GET /bjcpu02/user/89263/1672477/api/contents/%2F?type=directory&_=1615985445789&no_track_activity=1 (89263@10.14.50.9) 4.59ms
[I 2021-03-17 20:50:54.094 SingleUserNotebookApp restarter:110] KernelRestarter: restarting kernel (1/5), keep random ports
kernel 5e20cad7-4e1b-4196-9901-3477aa8725bc restarted