docker node inspect

DescriptionDisplay detailed information on one or more nodes
Usagedocker node inspect [OPTIONS] self|NODE [NODE...]

Swarm This command works with the Swarm orchestrator.

Description

Returns information about a node. By default, this command renders all results in a JSON array. You can specify an alternate format to execute a given template for each result. Go's text/template package describes all the details of the format.

Note

This is a cluster management command, and must be executed on a swarm manager node. To learn about managers and workers, refer to the Swarm mode section in the documentation.

Options

OptionDefaultDescription
-f, --formatFormat output using a custom template:
'json': Print in JSON format
'TEMPLATE': Print output using the given Go template.
Refer to https://docs.docker.com/go/formatting/ for more information about formatting output with templates
--prettyPrint the information in a human friendly format

Examples

Inspect a node

$ docker node inspect swarm-manager 
[  {  "ID": "e216jshn25ckzbvmwlnh5jr3g",  "Version": {  "Index": 10  },  "CreatedAt": "2017-05-16T22:52:44.9910662Z",  "UpdatedAt": "2017-05-16T22:52:45.230878043Z",  "Spec": {  "Role": "manager",  "Availability": "active"  },  "Description": {  "Hostname": "swarm-manager",  "Platform": {  "Architecture": "x86_64",  "OS": "linux"  },  "Resources": {  "NanoCPUs": 1000000000,  "MemoryBytes": 1039843328  },  "Engine": {  "EngineVersion": "17.06.0-ce",  "Plugins": [  {  "Type": "Volume",  "Name": "local"  },  {  "Type": "Network",  "Name": "overlay"  },  {  "Type": "Network",  "Name": "null"  },  {  "Type": "Network",  "Name": "host"  },  {  "Type": "Network",  "Name": "bridge"  },  {  "Type": "Network",  "Name": "overlay"  }  ]  },  "TLSInfo": {  "TrustRoot": "-----BEGIN CERTIFICATE-----\nMIIBazCCARCgAwIBAgIUOzgqU4tA2q5Yv1HnkzhSIwGyIBswCgYIKoZIzj0EAwIw\nEzERMA8GA1UEAxMIc3dhcm0tY2EwHhcNMTcwNTAyMDAyNDAwWhcNMzcwNDI3MDAy\nNDAwWjATMREwDwYDVQQDEwhzd2FybS1jYTBZMBMGByqGSM49AgEGCCqGSM49AwEH\nA0IABMbiAmET+HZyve35ujrnL2kOLBEQhFDZ5MhxAuYs96n796sFlfxTxC1lM/2g\nAh8DI34pm3JmHgZxeBPKUURJHKWjQjBAMA4GA1UdDwEB/wQEAwIBBjAPBgNVHRMB\nAf8EBTADAQH/MB0GA1UdDgQWBBS3sjTJOcXdkls6WSY2rTx1KIJueTAKBggqhkjO\nPQQDAgNJADBGAiEAoeVWkaXgSUAucQmZ3Yhmx22N/cq1EPBgYHOBZmHt0NkCIQC3\nzONcJ/+WA21OXtb+vcijpUOXtNjyHfcox0N8wsLDqQ==\n-----END CERTIFICATE-----\n",  "CertIssuerSubject": "MBMxETAPBgNVBAMTCHN3YXJtLWNh",  "CertIssuerPublicKey": "MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAExuICYRP4dnK97fm6OucvaQ4sERCEUNnkyHEC5iz3qfv3qwWV/FPELWUz/aACHwMjfimbcmYeBnF4E8pRREkcpQ=="  }  },  "Status": {  "State": "ready",  "Addr": "168.0.32.137"  },  "ManagerStatus": {  "Leader": true,  "Reachability": "reachable",  "Addr": "168.0.32.137:2377"  }  } ]

Format the output (--format)

$ docker node inspect --format '{{ .ManagerStatus.Leader }}' self  false

Use --format=pretty or the --pretty shorthand to pretty-print the output:

$ docker node inspect --format=pretty self  ID: e216jshn25ckzbvmwlnh5jr3g Hostname: swarm-manager Joined at: 2017-05-16 22:52:44.9910662 +0000 utc Status:  State: Ready  Availability: Active  Address: 172.17.0.2 Manager Status:  Address: 172.17.0.2:2377  Raft Status: Reachable  Leader: Yes Platform:  Operating System: linux  Architecture: x86_64 Resources:  CPUs: 4  Memory: 7.704 GiB Plugins:  Network: overlay, bridge, null, host, overlay  Volume: local Engine Version: 17.06.0-ce TLS Info:  TrustRoot: -----BEGIN CERTIFICATE----- MIIBazCCARCgAwIBAgIUOzgqU4tA2q5Yv1HnkzhSIwGyIBswCgYIKoZIzj0EAwIw EzERMA8GA1UEAxMIc3dhcm0tY2EwHhcNMTcwNTAyMDAyNDAwWhcNMzcwNDI3MDAy NDAwWjATMREwDwYDVQQDEwhzd2FybS1jYTBZMBMGByqGSM49AgEGCCqGSM49AwEH A0IABMbiAmET+HZyve35ujrnL2kOLBEQhFDZ5MhxAuYs96n796sFlfxTxC1lM/2g Ah8DI34pm3JmHgZxeBPKUURJHKWjQjBAMA4GA1UdDwEB/wQEAwIBBjAPBgNVHRMB Af8EBTADAQH/MB0GA1UdDgQWBBS3sjTJOcXdkls6WSY2rTx1KIJueTAKBggqhkjO PQQDAgNJADBGAiEAoeVWkaXgSUAucQmZ3Yhmx22N/cq1EPBgYHOBZmHt0NkCIQC3 zONcJ/+WA21OXtb+vcijpUOXtNjyHfcox0N8wsLDqQ== -----END CERTIFICATE-----   Issuer Public Key: MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAExuICYRP4dnK97fm6OucvaQ4sERCEUNnkyHEC5iz3qfv3qwWV/FPELWUz/aACHwMjfimbcmYeBnF4E8pRREkcpQ==  Issuer Subject: MBMxETAPBgNVBAMTCHN3YXJtLWNh