Getting server node information
HTTP method and URI
GET /pools/nodesSyntax
Curl request syntax:
curl -u [admin_name]:[password] http://[localhost]:[port]/pools/nodesExample
Curl request example for viewing information about nodes that exist in a cluster:
curl -u admin:password http://10.5.2.118:8091/pools/nodesResponse
Couchbase server returns this response in JSON:
{"storageTotals":
{
"ram":
{
"quotaUsed":10246684672.0,
"usedByData":68584936,
"total":12396216320.0,
"quotaTotal":10246684672.0,
"used":4347842560.0},
"hdd":
{"usedByData":2560504,
"total":112654917632.0,
"quotaTotal":112654917632.0,
"used":10138942586.0,
"free":102515975046.0}
},
"name":"nodes",
"alerts":[],
"alertsSilenceURL":"/controller/resetAlerts?token=0",
"nodes":
[{"systemStats":
{
"cpu_utilization_rate":2.5,
"swap_total":6140452864.0,
"swap_used":0
},
"interestingStats":
{
"curr_items":0,
"curr_items_tot":0,
"vb_replica_curr_items":0
},
"uptime":"5782",
"memoryTotal":6198108160.0,
"memoryFree":3777110016.0,
"mcdMemoryReserved":4728,
"mcdMemoryAllocated":4728,
"clusterMembership":"active",
"status":"healthy",
"hostname":"10.4.2.5:8091",
"clusterCompatibility":1,
"version":"1.8.1-937-rel-community",
"os":"x86_64-unknown-linux-gnu",
"ports":
{
"proxy":11211,
"direct":11210
}
.......
}],
"buckets":
{"uri":"/pools/nodes/buckets?v=80502896" },
"controllers":{"addNode":{"uri":"/controller/addNode"},
"rebalance":{"uri":"/controller/rebalance"},
"failOver":{"uri":"/controller/failOver"},
"reAddNode":{"uri":"/controller/reAddNode"},
"ejectNode":{"uri":"/controller/ejectNode"},
"testWorkload":{"uri":"/pools/nodes/controller/testWorkload"}},
"balanced":true,
"failoverWarnings":["failoverNeeded","softNodesNeeded"],
"rebalanceStatus":"none",
"rebalanceProgressUri":"/pools/nodes/rebalanceProgress",
"stopRebalanceUri":"/controller/stopRebalance",
"nodeStatusesUri":"/nodeStatuses",
"stats":{"uri":"/pools/nodes/stats"},
"counters":{"rebalance_success":1,"rebalance_start":1},
"stopRebalanceIsSafe":true}