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During the investigation of other issue, I found that `maxctrl list servers` and CMAPI status showed the different number of node in CS cluster.
- maxctrl list servers - 7 nodes
- CMAPI stauts - 6 nodes.
[root@linxpd-edw01:/var/log/mariadb/columnstore]$ mcsStatus
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{
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"timestamp": "2021-07-06 11:21:44.481064",
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"xx.xxx.x.25": {
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"timestamp": "2021-07-06 11:21:44.486641",
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"uptime": 72481,
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"dbrm_mode": "slave",
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"cluster_mode": "readonly",
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"dbroots": [],
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"module_id": 1,
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"services": [
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{
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"name": "workernode",
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"pid": 83961
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},
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{
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"name": "PrimProc",
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"pid": 83982
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},
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{
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"name": "ExeMgr",
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"pid": 84107
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},
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{
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"name": "WriteEngine",
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"pid": 84138
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}
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]
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},
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"xx.xxx.x.175": {
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"timestamp": "2021-07-06 11:21:44.700611",
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"uptime": 72407,
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"dbrm_mode": "slave",
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"cluster_mode": "readonly",
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"dbroots": [],
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"module_id": 2,
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"services": [
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{
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"name": "workernode",
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"pid": 83613
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},
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{
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"name": "PrimProc",
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"pid": 83634
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},
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{
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"name": "ExeMgr",
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"pid": 83755
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},
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{
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"name": "WriteEngine",
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"pid": 83795
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}
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]
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},
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"xx.xxx.x.92": {
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"timestamp": "2021-07-06 11:21:44.929609",
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"uptime": 72371,
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"dbrm_mode": "slave",
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"cluster_mode": "readonly",
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"dbroots": [],
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"module_id": 3,
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"services": [
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{
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"name": "workernode",
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"pid": 97966
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},
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{
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"name": "PrimProc",
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"pid": 97987
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},
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{
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"name": "ExeMgr",
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"pid": 98108
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},
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{
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"name": "WriteEngine",
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"pid": 98143
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}
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]
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},
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"xx.xxx.x.96": {
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"timestamp": "2021-07-06 11:21:45.138439",
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"uptime": 72333,
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"dbrm_mode": "slave",
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"cluster_mode": "readonly",
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"dbroots": [],
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"module_id": 4,
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"services": [
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{
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"name": "workernode",
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"pid": 97504
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},
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{
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"name": "PrimProc",
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"pid": 97526
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},
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{
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"name": "ExeMgr",
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"pid": 97653
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},
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{
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"name": "WriteEngine",
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"pid": 97683
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}
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]
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},
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"xx.xxx.x.98": {
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"timestamp": "2021-07-06 11:21:45.353221",
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"uptime": 72291,
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"dbrm_mode": "slave",
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"cluster_mode": "readonly",
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"dbroots": [],
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"module_id": 5,
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"services": [
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{
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"name": "workernode",
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"pid": 94545
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},
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{
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"name": "PrimProc",
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"pid": 94566
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},
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{
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"name": "ExeMgr",
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"pid": 94687
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},
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{
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"name": "WriteEngine",
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"pid": 94722
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}
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]
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},
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"xx.xxx.x.204": {
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"timestamp": "2021-07-06 11:21:45.566837",
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"uptime": 72633,
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"dbrm_mode": "master",
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"cluster_mode": "readwrite",
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"dbroots": [],
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"module_id": 6,
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"services": [
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{
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"name": "workernode",
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"pid": 85260
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},
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{
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"name": "controllernode",
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"pid": 85270
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},
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{
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"name": "PrimProc",
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"pid": 85287
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},
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{
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"name": "ExeMgr",
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"pid": 85408
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},
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{
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"name": "WriteEngine",
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"pid": 85437
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},
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{
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"name": "DMLProc",
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"pid": 85446
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},
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{
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"name": "DDLProc",
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"pid": 85543
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}
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]
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},
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"num_nodes": 6
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}
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- Correct total # of nodes is 7 Node.
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maxctrl_list_servers.jpg
