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Type:
Question
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Resolution: Unresolved
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Priority:
Major - P3
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None
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Affects Version/s: None
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Component/s: None
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Server Programmability
Hi,
On the nodes of the sharded cluster, messages are regularly issued:
{"t":{"$date":"2021-05-27T03:11:53.284+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0101.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0101.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.284+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0102.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0102.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.284+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0103.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0103.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.284+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0201.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0201.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.284+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0202.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0202.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.284+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0203.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0203.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.285+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage1001.example.com:27017","error":"ShutdownInProgress: Pool for core-storage1001.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.285+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage1002.example.com:27017","error":"ShutdownInProgress: Pool for core-storage1002.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.285+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage1003.example.com:27017","error":"ShutdownInProgress: Pool for core-storage1003.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.285+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0301.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0301.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.285+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0302.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0302.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.285+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0303.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0303.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.286+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0701.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0701.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.286+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0702.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0702.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.286+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0703.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0703.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.286+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0501.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0501.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.286+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0502.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0502.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.286+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0503.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0503.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.286+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0601.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0601.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.286+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0602.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0602.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.286+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0603.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0603.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.287+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0901.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0901.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.287+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0902.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0902.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.287+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0903.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0903.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.287+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0401.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0401.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.287+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0402.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0402.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.287+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0403.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0403.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.287+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0801.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0801.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.287+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0802.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0802.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:53.287+03:00"},"s":"I", "c":"CONNPOOL", "id":22572, "ctx":"TaskExecutorPool-0","msg":"Dropping all pooled connections","attr":{"hostAndPort":"core-storage0803.example.com:27017","error":"ShutdownInProgress: Pool for core-storage0803.example.com:27017 has expired."}} {"t":{"$date":"2021-05-27T03:11:54.376+03:00"},"s":"I", "c":"CONNPOOL", "id":22576, "ctx":"TaskExecutorPool-0","msg":"Connecting","attr":{"hostAndPort":"core-storage0103.example.com:27017"}} {"t":{"$date":"2021-05-27T03:11:54.376+03:00"},"s":"I", "c":"CONNPOOL", "id":22576, "ctx":"TaskExecutorPool-0","msg":"Connecting","attr":{"hostAndPort":"core-storage0102.example.com:27017"}} {"t":{"$date":"2021-05-27T03:11:54.377+03:00"},"s":"I", "c":"CONNPOOL", "id":22576, "ctx":"TaskExecutorPool-0","msg":"Connecting","attr":{"hostAndPort":"core-storage1003.example.com:27017"}} {"t":{"$date":"2021-05-27T03:11:54.377+03:00"},"s":"I", "c":"CONNPOOL", "id":22576, "ctx":"TaskExecutorPool-0","msg":"Connecting","attr":{"hostAndPort":"core-storage1002.example.com:27017"}} {"t":{"$date":"2021-05-27T03:11:54.377+03:00"},"s":"I", "c":"CONNPOOL", "id":22576, "ctx":"TaskExecutorPool-0","msg":"Connecting","attr":{"hostAndPort":"core-storage0302.example.com:27017"}} {"t":{"$date":"2021-05-27T03:11:54.377+03:00"},"s":"I", "c":"CONNPOOL", "id":22576, "ctx":"TaskExecutorPool-0","msg":"Connecting","attr":{"hostAndPort":"core-storage0303.example.com:27017"}} {"t":{"$date":"2021-05-27T03:11:54.377+03:00"},"s":"I", "c":"CONNPOOL", "id":22576, "ctx":"TaskExecutorPool-0","msg":"Connecting","attr":{"hostAndPort":"core-storage0202.example.com:27017"}} {"t":{"$date":"2021-05-27T03:11:54.377+03:00"},"s":"I", "c":"CONNPOOL", "id":22576, "ctx":"TaskExecutorPool-0","msg":"Connecting","attr":{"hostAndPort":"core-storage0203.example.com:27017"}} {"t":{"$date":"2021-05-27T03:11:54.378+03:00"},"s":"I", "c":"CONNPOOL", "id":22576, "ctx":"TaskExecutorPool-0","msg":"Connecting","attr":{"hostAndPort":"core-storage0502.example.com:27017"}} {"t":{"$date":"2021-05-27T03:11:54.378+03:00"},"s":"I", "c":"CONNPOOL", "id":22576, "ctx":"TaskExecutorPool-0","msg":"Connecting","attr":{"hostAndPort":"core-storage0503.example.com:27017"}} {"t":{"$date":"2021-05-27T03:11:54.379+03:00"},"s":"I", "c":"CONNPOOL", "id":22576, "ctx":"TaskExecutorPool-0","msg":"Connecting","attr":{"hostAndPort":"core-storage0402.example.com:27017"}} {"t":{"$date":"2021-05-27T03:11:54.379+03:00"},"s":"I", "c":"CONNPOOL", "id":22576, "ctx":"TaskExecutorPool-0","msg":"Connecting","attr":{"hostAndPort":"core-storage0403.example.com:27017"}} {"t":{"$date":"2021-05-27T03:11:54.379+03:00"},"s":"I", "c":"CONNPOOL", "id":22576, "ctx":"TaskExecutorPool-0","msg":"Connecting","attr":{"hostAndPort":"core-storage0702.example.com:27017"}} {"t":{"$date":"2021-05-27T03:11:54.379+03:00"},"s":"I", "c":"CONNPOOL", "id":22576, "ctx":"TaskExecutorPool-0","msg":"Connecting","attr":{"hostAndPort":"core-storage0802.example.com:27017"}} {"t":{"$date":"2021-05-27T03:11:54.379+03:00"},"s":"I", "c":"CONNPOOL", "id":22576, "ctx":"TaskExecutorPool-0","msg":"Connecting","attr":{"hostAndPort":"core-storage0803.example.com:27017"}} {"t":{"$date":"2021-05-27T03:11:54.379+03:00"},"s":"I", "c":"CONNPOOL", "id":22576, "ctx":"TaskExecutorPool-0","msg":"Connecting","attr":{"hostAndPort":"core-storage0703.example.com:27017"}} {"t":{"$date":"2021-05-27T03:11:54.379+03:00"},"s":"I", "c":"CONNPOOL", "id":22576, "ctx":"TaskExecutorPool-0","msg":"Connecting","attr":{"hostAndPort":"core-storage0602.example.com:27017"}} {"t":{"$date":"2021-05-27T03:11:54.379+03:00"},"s":"I", "c":"CONNPOOL", "id":22576, "ctx":"TaskExecutorPool-0","msg":"Connecting","attr":{"hostAndPort":"core-storage0603.example.com:27017"}} {"t":{"$date":"2021-05-27T03:11:54.381+03:00"},"s":"I", "c":"CONNPOOL", "id":22576, "ctx":"TaskExecutorPool-0","msg":"Connecting","attr":{"hostAndPort":"core-storage0903.example.com:27017"}} {"t":{"$date":"2021-05-27T03:11:54.381+03:00"},"s":"I", "c":"CONNPOOL", "id":22576, "ctx":"TaskExecutorPool-0","msg":"Connecting","attr":{"hostAndPort":"core-storage0902.example.com:27017"}}
What could be the reason for the regular closing and opening of connections to other cluster nodes?