UAnton commented on PR #12860:
URL: https://github.com/apache/cloudstack/pull/12860#issuecomment-4133159814
@dheeraj12347,
My lab - 2 hosts with 4 network interfaces (MGMT, Public, Guest, Storage).
Default installation of xcp-ng.
`root@cloudstack:/srv# grep -n "OvsFetchInterface"
/var/log/cloudstack/management/management-server.log
145333:2026-03-26 08:03:37,161 DEBUG [c.c.a.m.ClusteredAgentManagerImpl]
(Work-Job-Executor-19:[ctx-ff3a26f7, job-116/job-117, ctx-78d7fd53])
(logid:7dad1999) Wait time setting on
com.cloud.agent.api.OvsFetchInterfaceCommand is 1800 seconds
145335:2026-03-26 08:03:37,162 DEBUG [c.c.a.t.Request]
(Work-Job-Executor-19:[ctx-ff3a26f7, job-116/job-117, ctx-78d7fd53])
(logid:7dad1999) Seq 1-7402510412513544295: Sending { Cmd , MgmtId:
345051273784, via: 1(xcp-ng-02), Ver: v1, Flags: 100111,
[{"com.cloud.agent.api.OvsFetchInterfaceCommand":{"label":"cloudbr3","wait":"0","bypassHostMaintenance":"false"}}]
}
145336:2026-03-26 08:03:37,162 DEBUG [c.c.a.t.Request]
(Work-Job-Executor-19:[ctx-ff3a26f7, job-116/job-117, ctx-78d7fd53])
(logid:7dad1999) Seq 1-7402510412513544295: Executing: { Cmd , MgmtId:
345051273784, via: 1(xcp-ng-02), Ver: v1, Flags: 100111,
[{"com.cloud.agent.api.OvsFetchInterfaceCommand":{"label":"cloudbr3","wait":"0","bypassHostMaintenance":"false"}}]
}
145340:2026-03-26 08:03:37,241 DEBUG [c.c.a.t.Request]
(DirectAgent-161:[ctx-d16b0a75]) (logid:7dad1999) Seq 1-7402510412513544295:
Processing: { Ans: , MgmtId: 345051273784, via: 1(xcp-ng-02), Ver: v1, Flags:
110,
[{"com.cloud.agent.api.UnsupportedAnswer":{"result":"false","details":"Unsupported
command issued: com.cloud.agent.api.OvsFetchInterfaceCommand. Are you sure
you got the right type of
server?","wait":"0","bypassHostMaintenance":"false"}}] }
145343:2026-03-26 08:03:37,241 WARN [c.c.n.o.OvsTunnelManagerImpl]
(Work-Job-Executor-19:[ctx-ff3a26f7, job-116/job-117, ctx-78d7fd53])
(logid:7dad1999) Expected OvsFetchInterfaceAnswer from host 1 but got
UnsupportedAnswer with details: Unsupported command issued:
com.cloud.agent.api.OvsFetchInterfaceCommand. Are you sure you got the right
type of server?
146192:2026-03-26 08:04:54,392 DEBUG [c.c.a.m.ClusteredAgentManagerImpl]
(Work-Job-Executor-19:[ctx-ff3a26f7, job-116/job-117, ctx-78d7fd53])
(logid:7dad1999) Wait time setting on
com.cloud.agent.api.OvsFetchInterfaceCommand is 1800 seconds
146194:2026-03-26 08:04:54,393 DEBUG [c.c.a.t.Request]
(Work-Job-Executor-19:[ctx-ff3a26f7, job-116/job-117, ctx-78d7fd53])
(logid:7dad1999) Seq 2-2107684625609393625: Sending { Cmd , MgmtId:
345051273784, via: 2(xcp-ng-01), Ver: v1, Flags: 100111,
[{"com.cloud.agent.api.OvsFetchInterfaceCommand":{"label":"cloudbr3","wait":"0","bypassHostMaintenance":"false"}}]
}
146195:2026-03-26 08:04:54,393 DEBUG [c.c.a.t.Request]
(Work-Job-Executor-19:[ctx-ff3a26f7, job-116/job-117, ctx-78d7fd53])
(logid:7dad1999) Seq 2-2107684625609393625: Executing: { Cmd , MgmtId:
345051273784, via: 2(xcp-ng-01), Ver: v1, Flags: 100111,
[{"com.cloud.agent.api.OvsFetchInterfaceCommand":{"label":"cloudbr3","wait":"0","bypassHostMaintenance":"false"}}]
}
146199:2026-03-26 08:04:54,447 DEBUG [c.c.a.t.Request]
(DirectAgent-328:[ctx-a017872f]) (logid:7dad1999) Seq 2-2107684625609393625:
Processing: { Ans: , MgmtId: 345051273784, via: 2(xcp-ng-01), Ver: v1, Flags:
110,
[{"com.cloud.agent.api.UnsupportedAnswer":{"result":"false","details":"Unsupported
command issued: com.cloud.agent.api.OvsFetchInterfaceCommand. Are you sure
you got the right type of
server?","wait":"0","bypassHostMaintenance":"false"}}] }
146202:2026-03-26 08:04:54,447 WARN [c.c.n.o.OvsTunnelManagerImpl]
(Work-Job-Executor-19:[ctx-ff3a26f7, job-116/job-117, ctx-78d7fd53])
(logid:7dad1999) Expected OvsFetchInterfaceAnswer from host 2 but got
UnsupportedAnswer with details: Unsupported command issued:
com.cloud.agent.api.OvsFetchInterfaceCommand. Are you sure you got the right
type of server?
148346:2026-03-26 08:07:22,971 DEBUG [c.c.a.m.ClusteredAgentManagerImpl]
(Work-Job-Executor-20:[ctx-38a32219, job-119/job-120, ctx-2d13d180])
(logid:cbd2ee98) Wait time setting on
com.cloud.agent.api.OvsFetchInterfaceCommand is 1800 seconds
148348:2026-03-26 08:07:22,972 DEBUG [c.c.a.t.Request]
(Work-Job-Executor-20:[ctx-38a32219, job-119/job-120, ctx-2d13d180])
(logid:cbd2ee98) Seq 2-2107684625609393638: Sending { Cmd , MgmtId:
345051273784, via: 2(xcp-ng-01), Ver: v1, Flags: 100111,
[{"com.cloud.agent.api.OvsFetchInterfaceCommand":{"label":"cloudbr3","wait":"0","bypassHostMaintenance":"false"}}]
}
148349:2026-03-26 08:07:22,973 DEBUG [c.c.a.t.Request]
(Work-Job-Executor-20:[ctx-38a32219, job-119/job-120, ctx-2d13d180])
(logid:cbd2ee98) Seq 2-2107684625609393638: Executing: { Cmd , MgmtId:
345051273784, via: 2(xcp-ng-01), Ver: v1, Flags: 100111,
[{"com.cloud.agent.api.OvsFetchInterfaceCommand":{"label":"cloudbr3","wait":"0","bypassHostMaintenance":"false"}}]
}
148353:2026-03-26 08:07:23,026 DEBUG [c.c.a.t.Request]
(DirectAgent-171:[ctx-18ee3eb2]) (logid:cbd2ee98) Seq 2-2107684625609393638:
Processing: { Ans: , MgmtId: 345051273784, via: 2(xcp-ng-01), Ver: v1, Flags:
110,
[{"com.cloud.agent.api.UnsupportedAnswer":{"result":"false","details":"Unsupported
command issued: com.cloud.agent.api.OvsFetchInterfaceCommand. Are you sure
you got the right type of
server?","wait":"0","bypassHostMaintenance":"false"}}] }
148356:2026-03-26 08:07:23,026 WARN [c.c.n.o.OvsTunnelManagerImpl]
(Work-Job-Executor-20:[ctx-38a32219, job-119/job-120, ctx-2d13d180])
(logid:cbd2ee98) Expected OvsFetchInterfaceAnswer from host 2 but got
UnsupportedAnswer with details: Unsupported command issued:
com.cloud.agent.api.OvsFetchInterfaceCommand. Are you sure you got the right
type of server?
148824:2026-03-26 08:07:32,993 DEBUG [c.c.a.m.ClusteredAgentManagerImpl]
(Work-Job-Executor-21:[ctx-87357eba, job-119/job-121, ctx-bd188ee1])
(logid:cbd2ee98) Wait time setting on
com.cloud.agent.api.OvsFetchInterfaceCommand is 1800 seconds
148826:2026-03-26 08:07:32,994 DEBUG [c.c.a.t.Request]
(Work-Job-Executor-21:[ctx-87357eba, job-119/job-121, ctx-bd188ee1])
(logid:cbd2ee98) Seq 2-2107684625609393642: Sending { Cmd , MgmtId:
345051273784, via: 2(xcp-ng-01), Ver: v1, Flags: 100111,
[{"com.cloud.agent.api.OvsFetchInterfaceCommand":{"label":"cloudbr3","wait":"0","bypassHostMaintenance":"false"}}]
}
148827:2026-03-26 08:07:32,994 DEBUG [c.c.a.t.Request]
(Work-Job-Executor-21:[ctx-87357eba, job-119/job-121, ctx-bd188ee1])
(logid:cbd2ee98) Seq 2-2107684625609393642: Executing: { Cmd , MgmtId:
345051273784, via: 2(xcp-ng-01), Ver: v1, Flags: 100111,
[{"com.cloud.agent.api.OvsFetchInterfaceCommand":{"label":"cloudbr3","wait":"0","bypassHostMaintenance":"false"}}]
}
148831:2026-03-26 08:07:33,055 DEBUG [c.c.a.t.Request]
(DirectAgent-23:[ctx-fd0cee9d]) (logid:cbd2ee98) Seq 2-2107684625609393642:
Processing: { Ans: , MgmtId: 345051273784, via: 2(xcp-ng-01), Ver: v1, Flags:
110,
[{"com.cloud.agent.api.UnsupportedAnswer":{"result":"false","details":"Unsupported
command issued: com.cloud.agent.api.OvsFetchInterfaceCommand. Are you sure
you got the right type of
server?","wait":"0","bypassHostMaintenance":"false"}}] }
148834:2026-03-26 08:07:33,055 WARN [c.c.n.o.OvsTunnelManagerImpl]
(Work-Job-Executor-21:[ctx-87357eba, job-119/job-121, ctx-bd188ee1])
(logid:cbd2ee98) Expected OvsFetchInterfaceAnswer from host 2 but got
UnsupportedAnswer with details: Unsupported command issued:
com.cloud.agent.api.OvsFetchInterfaceCommand. Are you sure you got the right
type of server?
149205:2026-03-26 08:07:39,981 DEBUG [c.c.a.m.ClusteredAgentManagerImpl]
(Work-Job-Executor-21:[ctx-87357eba, job-119/job-121, ctx-bd188ee1])
(logid:cbd2ee98) Wait time setting on
com.cloud.agent.api.OvsFetchInterfaceCommand is 1800 seconds
149207:2026-03-26 08:07:39,982 DEBUG [c.c.a.t.Request]
(Work-Job-Executor-21:[ctx-87357eba, job-119/job-121, ctx-bd188ee1])
(logid:cbd2ee98) Seq 1-7402510412513544325: Sending { Cmd , MgmtId:
345051273784, via: 1(xcp-ng-02), Ver: v1, Flags: 100111,
[{"com.cloud.agent.api.OvsFetchInterfaceCommand":{"label":"cloudbr3","wait":"0","bypassHostMaintenance":"false"}}]
}
149208:2026-03-26 08:07:39,982 DEBUG [c.c.a.t.Request]
(Work-Job-Executor-21:[ctx-87357eba, job-119/job-121, ctx-bd188ee1])
(logid:cbd2ee98) Seq 1-7402510412513544325: Executing: { Cmd , MgmtId:
345051273784, via: 1(xcp-ng-02), Ver: v1, Flags: 100111,
[{"com.cloud.agent.api.OvsFetchInterfaceCommand":{"label":"cloudbr3","wait":"0","bypassHostMaintenance":"false"}}]
}
149212:2026-03-26 08:07:40,035 DEBUG [c.c.a.t.Request]
(DirectAgent-174:[ctx-01d61c0b]) (logid:cbd2ee98) Seq 1-7402510412513544325:
Processing: { Ans: , MgmtId: 345051273784, via: 1(xcp-ng-02), Ver: v1, Flags:
110,
[{"com.cloud.agent.api.UnsupportedAnswer":{"result":"false","details":"Unsupported
command issued: com.cloud.agent.api.OvsFetchInterfaceCommand. Are you sure
you got the right type of
server?","wait":"0","bypassHostMaintenance":"false"}}] }
149215:2026-03-26 08:07:40,036 WARN [c.c.n.o.OvsTunnelManagerImpl]
(Work-Job-Executor-21:[ctx-87357eba, job-119/job-121, ctx-bd188ee1])
(logid:cbd2ee98) Expected OvsFetchInterfaceAnswer from host 1 but got
UnsupportedAnswer with details: Unsupported command issued:
com.cloud.agent.api.OvsFetchInterfaceCommand. Are you sure you got the right
type of server?
root@cloudstack:/srv# grep -n "UnsupportedAnswer"
/var/log/cloudstack/management/management-server.log
145340:2026-03-26 08:03:37,241 DEBUG [c.c.a.t.Request]
(DirectAgent-161:[ctx-d16b0a75]) (logid:7dad1999) Seq 1-7402510412513544295:
Processing: { Ans: , MgmtId: 345051273784, via: 1(xcp-ng-02), Ver: v1, Flags:
110,
[{"com.cloud.agent.api.UnsupportedAnswer":{"result":"false","details":"Unsupported
command issued: com.cloud.agent.api.OvsFetchInterfaceCommand. Are you sure
you got the right type of
server?","wait":"0","bypassHostMaintenance":"false"}}] }
145342:2026-03-26 08:03:37,241 DEBUG [c.c.a.t.Request]
(Work-Job-Executor-19:[ctx-ff3a26f7, job-116/job-117, ctx-78d7fd53])
(logid:7dad1999) Seq 1-7402510412513544295: Received: { Ans: , MgmtId:
345051273784, via: 1(xcp-ng-02), Ver: v1, Flags: 110, { UnsupportedAnswer } }
145343:2026-03-26 08:03:37,241 WARN [c.c.n.o.OvsTunnelManagerImpl]
(Work-Job-Executor-19:[ctx-ff3a26f7, job-116/job-117, ctx-78d7fd53])
(logid:7dad1999) Expected OvsFetchInterfaceAnswer from host 1 but got
UnsupportedAnswer with details: Unsupported command issued:
com.cloud.agent.api.OvsFetchInterfaceCommand. Are you sure you got the right
type of server?
146199:2026-03-26 08:04:54,447 DEBUG [c.c.a.t.Request]
(DirectAgent-328:[ctx-a017872f]) (logid:7dad1999) Seq 2-2107684625609393625:
Processing: { Ans: , MgmtId: 345051273784, via: 2(xcp-ng-01), Ver: v1, Flags:
110,
[{"com.cloud.agent.api.UnsupportedAnswer":{"result":"false","details":"Unsupported
command issued: com.cloud.agent.api.OvsFetchInterfaceCommand. Are you sure
you got the right type of
server?","wait":"0","bypassHostMaintenance":"false"}}] }
146201:2026-03-26 08:04:54,447 DEBUG [c.c.a.t.Request]
(Work-Job-Executor-19:[ctx-ff3a26f7, job-116/job-117, ctx-78d7fd53])
(logid:7dad1999) Seq 2-2107684625609393625: Received: { Ans: , MgmtId:
345051273784, via: 2(xcp-ng-01), Ver: v1, Flags: 110, { UnsupportedAnswer } }
146202:2026-03-26 08:04:54,447 WARN [c.c.n.o.OvsTunnelManagerImpl]
(Work-Job-Executor-19:[ctx-ff3a26f7, job-116/job-117, ctx-78d7fd53])
(logid:7dad1999) Expected OvsFetchInterfaceAnswer from host 2 but got
UnsupportedAnswer with details: Unsupported command issued:
com.cloud.agent.api.OvsFetchInterfaceCommand. Are you sure you got the right
type of server?
148353:2026-03-26 08:07:23,026 DEBUG [c.c.a.t.Request]
(DirectAgent-171:[ctx-18ee3eb2]) (logid:cbd2ee98) Seq 2-2107684625609393638:
Processing: { Ans: , MgmtId: 345051273784, via: 2(xcp-ng-01), Ver: v1, Flags:
110,
[{"com.cloud.agent.api.UnsupportedAnswer":{"result":"false","details":"Unsupported
command issued: com.cloud.agent.api.OvsFetchInterfaceCommand. Are you sure
you got the right type of
server?","wait":"0","bypassHostMaintenance":"false"}}] }
148355:2026-03-26 08:07:23,026 DEBUG [c.c.a.t.Request]
(Work-Job-Executor-20:[ctx-38a32219, job-119/job-120, ctx-2d13d180])
(logid:cbd2ee98) Seq 2-2107684625609393638: Received: { Ans: , MgmtId:
345051273784, via: 2(xcp-ng-01), Ver: v1, Flags: 110, { UnsupportedAnswer } }
148356:2026-03-26 08:07:23,026 WARN [c.c.n.o.OvsTunnelManagerImpl]
(Work-Job-Executor-20:[ctx-38a32219, job-119/job-120, ctx-2d13d180])
(logid:cbd2ee98) Expected OvsFetchInterfaceAnswer from host 2 but got
UnsupportedAnswer with details: Unsupported command issued:
com.cloud.agent.api.OvsFetchInterfaceCommand. Are you sure you got the right
type of server?
148831:2026-03-26 08:07:33,055 DEBUG [c.c.a.t.Request]
(DirectAgent-23:[ctx-fd0cee9d]) (logid:cbd2ee98) Seq 2-2107684625609393642:
Processing: { Ans: , MgmtId: 345051273784, via: 2(xcp-ng-01), Ver: v1, Flags:
110,
[{"com.cloud.agent.api.UnsupportedAnswer":{"result":"false","details":"Unsupported
command issued: com.cloud.agent.api.OvsFetchInterfaceCommand. Are you sure
you got the right type of
server?","wait":"0","bypassHostMaintenance":"false"}}] }
148833:2026-03-26 08:07:33,055 DEBUG [c.c.a.t.Request]
(Work-Job-Executor-21:[ctx-87357eba, job-119/job-121, ctx-bd188ee1])
(logid:cbd2ee98) Seq 2-2107684625609393642: Received: { Ans: , MgmtId:
345051273784, via: 2(xcp-ng-01), Ver: v1, Flags: 110, { UnsupportedAnswer } }
148834:2026-03-26 08:07:33,055 WARN [c.c.n.o.OvsTunnelManagerImpl]
(Work-Job-Executor-21:[ctx-87357eba, job-119/job-121, ctx-bd188ee1])
(logid:cbd2ee98) Expected OvsFetchInterfaceAnswer from host 2 but got
UnsupportedAnswer with details: Unsupported command issued:
com.cloud.agent.api.OvsFetchInterfaceCommand. Are you sure you got the right
type of server?
149212:2026-03-26 08:07:40,035 DEBUG [c.c.a.t.Request]
(DirectAgent-174:[ctx-01d61c0b]) (logid:cbd2ee98) Seq 1-7402510412513544325:
Processing: { Ans: , MgmtId: 345051273784, via: 1(xcp-ng-02), Ver: v1, Flags:
110,
[{"com.cloud.agent.api.UnsupportedAnswer":{"result":"false","details":"Unsupported
command issued: com.cloud.agent.api.OvsFetchInterfaceCommand. Are you sure
you got the right type of
server?","wait":"0","bypassHostMaintenance":"false"}}] }
149214:2026-03-26 08:07:40,035 DEBUG [c.c.a.t.Request]
(Work-Job-Executor-21:[ctx-87357eba, job-119/job-121, ctx-bd188ee1])
(logid:cbd2ee98) Seq 1-7402510412513544325: Received: { Ans: , MgmtId:
345051273784, via: 1(xcp-ng-02), Ver: v1, Flags: 110, { UnsupportedAnswer } }
149215:2026-03-26 08:07:40,036 WARN [c.c.n.o.OvsTunnelManagerImpl]
(Work-Job-Executor-21:[ctx-87357eba, job-119/job-121, ctx-bd188ee1])
(logid:cbd2ee98) Expected OvsFetchInterfaceAnswer from host 1 but got
UnsupportedAnswer with details: Unsupported command issued:
com.cloud.agent.api.OvsFetchInterfaceCommand. Are you sure you got the right
type of server?`
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