I after run sdk-docter I get this
Fetching config from http://172.17.0.2:8091
19:18:58.538 INFO 
Failed to retreive cluster information (error: Get “http://172.17.0.2:8091/pools/default”: context deadline exceeded (Client.Timeout exceeded while awaiting headers))
19:19:00.540 ERRO Failed to connect to Key Value service at 172.17.0.2:11210 (error: dial tcp 172.17.0.2:11210: i/o timeout)
19:19:02.543 ERRO Failed to connect to Management service at 172.17.0.2:8091 (error: Get “http://172.17.0.2:8091/”: context deadline exceeded (Client.Timeout exceeded while awaiting headers))
19:19:04.545 ERRO Failed to connect to Views service at 172.17.0.2:8092 (error: Get “http://172.17.0.2:8092/”: context deadline exceeded (Client.Timeout exceeded while awaiting headers))
19:19:06.548 ERRO Failed to connect to Query service at 172.17.0.2:8093 (error: Get “http://172.17.0.2:8093/”: context deadline exceeded (Client.Timeout exceeded while awaiting headers))
19:19:08.551 ERRO Failed to connect to Search service at 172.17.0.2:8094 (error: Get “http://172.17.0.2:8094/”: context deadline exceeded (Client.Timeout exceeded while awaiting headers))
19:19:10.553 ERRO Failed to connect to Analytics service at 172.17.0.2:8095 (error: Get “http://172.17.0.2:8095/”: context deadline exceeded (Client.Timeout exceeded while awaiting headers))
19:19:12.556 ERRO Failed to connect to Key Value service at 172.17.0.3:11210 (error: dial tcp 172.17.0.3:11210: i/o timeout)
19:19:14.556 ERRO Failed to connect to Management service at 172.17.0.3:8091 (error: Get “http://172.17.0.3:8091/”: context deadline exceeded (Client.Timeout exceeded while awaiting headers))
19:19:16.563 ERRO Failed to connect to Views service at 172.17.0.3:8092 (error: Get “http://172.17.0.3:8092/”: context deadline exceeded (Client.Timeout exceeded while awaiting headers))
19:19:18.564 ERRO Failed to connect to Query service at 172.17.0.3:8093 (error: Get “http://172.17.0.3:8093/”: context deadline exceeded (Client.Timeout exceeded while awaiting headers))
19:19:20.566 ERRO Failed to connect to Search service at 172.17.0.3:8094 (error: Get “http://172.17.0.3:8094/”: context deadline exceeded (Client.Timeout exceeded while awaiting headers))
19:19:22.569 ERRO Failed to connect to Analytics service at 172.17.0.3:8095 (error: Get “http://172.17.0.3:8095/”: context deadline exceeded (Client.Timeout exceeded while awaiting headers))
19:19:24.570 ERRO Failed to connect to Key Value service at 172.17.0.4:11210 (error: dial tcp 172.17.0.4:11210: i/o timeout)
19:19:26.570 ERRO Failed to connect to Management service at 172.17.0.4:8091 (error: Get “http://172.17.0.4:8091/”: context deadline exceeded (Client.Timeout exceeded while awaiting headers))
19:19:28.572 ERRO Failed to connect to Views service at 172.17.0.4:8092 (error: Get “http://172.17.0.4:8092/”: context deadline exceeded (Client.Timeout exceeded while awaiting headers))
19:19:30.573 ERRO Failed to connect to Query service at 172.17.0.4:8093 (error: Get “http://172.17.0.4:8093/”: context deadline exceeded (Client.Timeout exceeded while awaiting headers))
19:19:32.576 ERRO Failed to connect to Search service at 172.17.0.4:8094 (error: Get “http://172.17.0.4:8094/”: context deadline exceeded (Client.Timeout exceeded while awaiting headers))
19:19:34.578 ERRO Failed to connect to Analytics service at 172.17.0.4:8095 (error: Get “http://172.17.0.4:8095/”: context deadline exceeded (Client.Timeout exceeded while awaiting headers))
19:19:36.581 WARN Failed to perform KV connection performance analysis on 172.17.0.2:11210 (error: %!d(string=dial tcp 172.17.0.2:11210: i/o timeout))
19:19:38.583 WARN Failed to perform KV connection performance analysis on 172.17.0.3:11210 (error: %!d(string=dial tcp 172.17.0.3:11210: i/o timeout))
19:19:40.584 WARN Failed to perform KV connection performance analysis on 172.17.0.4:11210 (error: %!d(string=dial tcp 172.17.0.4:11210: i/o timeout))
19:19:40.586 INFO Diagnostics completed
can someone help me