运行一段时间后，无法连接到服务器

[jxiaox]

[Thu Jan 11 2018 05:05:43 GMT+0800 (CST)] ERROR client closed
[Thu Jan 11 2018 05:05:43 GMT+0800 (CST)] INFO Retry to connect server 1 times, wait for 1 second
[Thu Jan 11 2018 05:05:45 GMT+0800 (CST)] INFO Connected as @Cyborg
[Thu Jan 11 2018 05:07:56 GMT+0800 (CST)] ERROR client error Error: connect ETIMEDOUT 54.223.220.218:443
[Thu Jan 11 2018 05:07:56 GMT+0800 (CST)] ERROR client closed
[Thu Jan 11 2018 05:07:56 GMT+0800 (CST)] INFO Retry to connect server 2 times, wait for 2 second
[Thu Jan 11 2018 05:08:31 GMT+0800 (CST)] INFO Connected as @Cyborg
[Thu Jan 11 2018 07:55:58 GMT+0800 (CST)] ERROR client closed
[Thu Jan 11 2018 07:55:58 GMT+0800 (CST)] INFO Retry to connect server 1 times, wait for 1 second
[Thu Jan 11 2018 07:56:29 GMT+0800 (CST)] ERROR client error FetchError: request to https://api.bearychat.com/v1/rtm.start failed, reason: getaddrinfo ENOTFOUND api.bearychat.com api.bearychat.com:443
[Thu Jan 11 2018 07:56:29 GMT+0800 (CST)] INFO Retry to connect server 2 times, wait for 2 second
[Thu Jan 11 2018 07:57:01 GMT+0800 (CST)] ERROR client error FetchError: request to https://api.bearychat.com/v1/rtm.start failed, reason: getaddrinfo ENOTFOUND api.bearychat.com api.bearychat.com:443
[Thu Jan 11 2018 07:57:01 GMT+0800 (CST)] INFO Retry to connect server 3 times, wait for 4 second
[Thu Jan 11 2018 07:57:36 GMT+0800 (CST)] ERROR client error FetchError: request to https://api.bearychat.com/v1/rtm.start failed, reason: getaddrinfo ENOTFOUND api.bearychat.com api.bearychat.com:443
[Thu Jan 11 2018 07:57:36 GMT+0800 (CST)] INFO Retry to connect server 4 times, wait for 8 second
[Thu Jan 11 2018 07:58:14 GMT+0800 (CST)] ERROR client error FetchError: request to https://api.bearychat.com/v1/rtm.start failed, reason: getaddrinfo ENOTFOUND api.bearychat.com api.bearychat.com:443
[Thu Jan 11 2018 07:58:14 GMT+0800 (CST)] INFO Retry to connect server 5 times, wait for 16 second
[Thu Jan 11 2018 07:59:00 GMT+0800 (CST)] ERROR client error FetchError: request to https://api.bearychat.com/v1/rtm.start failed, reason: getaddrinfo ENOTFOUND api.bearychat.com api.bearychat.com:443
[Thu Jan 11 2018 07:59:00 GMT+0800 (CST)] INFO Retry to connect server 6 times, wait for 32 second
[Thu Jan 11 2018 08:00:02 GMT+0800 (CST)] ERROR client error FetchError: request to https://api.bearychat.com/v1/rtm.start failed, reason: getaddrinfo ENOTFOUND api.bearychat.com api.bearychat.com:443
[Thu Jan 11 2018 08:00:02 GMT+0800 (CST)] INFO Retry to connect server 7 times, wait for 64 second
[Thu Jan 11 2018 08:01:37 GMT+0800 (CST)] ERROR client error FetchError: request to https://api.bearychat.com/v1/rtm.start failed, reason: getaddrinfo ENOTFOUND api.bearychat.com api.bearychat.com:443
[Thu Jan 11 2018 08:01:37 GMT+0800 (CST)] INFO Retry to connect server 8 times, wait for 128 second
[Thu Jan 11 2018 08:04:15 GMT+0800 (CST)] ERROR client error FetchError: request to https://api.bearychat.com/v1/rtm.start failed, reason: getaddrinfo ENOTFOUND api.bearychat.com api.bearychat.com:443
[Thu Jan 11 2018 08:04:15 GMT+0800 (CST)] INFO Retry to connect server 9 times, wait for 256 second
[Thu Jan 11 2018 08:08:31 GMT+0800 (CST)] ERROR client error FetchError: request to https://api.bearychat.com/v1/rtm.start failed, reason: getaddrinfo ENOTFOUND api.bearychat.com api.bearychat.com:443
[Thu Jan 11 2018 08:08:31 GMT+0800 (CST)] INFO Retry to connect server 10 times, wait for 512 second