2024/04/10 15:04:57 [error] 40#40: *1 connect() failed (111: Connection refused) while connecting to upstream, client: 192.168.128.1, server: seatable.10an.fu
n, request: "GET /api/v2.1/admin/sysinfo/ HTTP/1.1", upstream: "http://127.0.0.1:8000/api/v2.1/admin/sysinfo/", host: "seatable.10an.fun", referrer: "https://
seatable.10an.fun/sys/info/"
2024/04/10 15:15:23 [error] 38#38: *1 connect() failed (111: Connection refused) while connecting to upstream, client: 192.168.128.1, server: seatable.10an.fu
n, request: "GET / HTTP/1.1", upstream: "http://127.0.0.1:8000/", host: "seatable.10an.fun", referrer: "https://seatable.10an.fun/workspace/3/dtable/%E7%94%9F
%E4%BA%A7%E8%B0%83%E5%BA%A6%E6%8A%A5%E8%A1%A8/"
2024/04/10 15:17:51 [error] 39#39: *1 connect() failed (111: Connection refused) while connecting to upstream, client: 192.168.128.1, server: seatable.10an.fu
n, request: "GET /workspace/3/dtable/%E7%94%9F%E4%BA%A7%E8%B0%83%E5%BA%A6%E6%8A%A5%E8%A1%A8/ HTTP/1.1", upstream: "http://127.0.0.1:8000/workspace/3/dtable/%E
7%94%9F%E4%BA%A7%E8%B0%83%E5%BA%A6%E6%8A%A5%E8%A1%A8/", host: "seatable.10an.fun", referrer: "https://seatable.10an.fun/"
2024/04/10 15:17:54 [error] 39#39: *1 connect() failed (111: Connection refused) while connecting to upstream, client: 192.168.128.1, server: seatable.10an.fu
n, request: "GET /workspace/3/dtable/%E7%94%9F%E4%BA%A7%E8%B0%83%E5%BA%A6%E6%8A%A5%E8%A1%A8/ HTTP/1.1", upstream: "http://127.0.0.1:8000/workspace/3/dtable/%E
7%94%9F%E4%BA%A7%E8%B0%83%E5%BA%A6%E6%8A%A5%E8%A1%A8/", host: "seatable.10an.fun", referrer: "https://seatable.10an.fun/"
上面这个错误日志看的出来问题吗？