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From: Nitin Mehta <Nitin.Mehta@citrix.com>
To: "cloudstack-users@incubator.apache.org"
	<cloudstack-users@incubator.apache.org>
Date: Mon, 21 May 2012 10:11:36 +0530
Subject: RE: Host in Alert state, how to remove it.
Thread-Topic: Host in Alert state, how to remove it.
Thread-Index: Ac02pVbdGJ8BQWVgTyeNlRWZSoyetAAZhfIQ
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References: <20120520100927.941142krvwh7zp6o@webmail.soleks.com>
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Hi Dan,
I think you can just set the removed column for the particular host in the =
db table host.=20

Thanks,
-Nitin

-----Original Message-----
From: dan@soleks.com [mailto:dan@soleks.com]=20
Sent: Sunday, May 20, 2012 10:39 PM
To: cloudstack-users@incubator.apache.org
Subject: Host in Alert state, how to remove it.


Hi all, =20

I got situation that host is in the Maintenance/Alert state, actual physica=
l host was reinstalled, so UUID gone. But i can't remove it from CS (3.0.2)=
.In the tomcat log im getting exception:=20

<----------------cut-------------------->=20

2012-05-20 09:21:02,259 WARN  [cloud.cluster.ClusterManagerImpl] (Cluster-W=
orker-89:null) Agent is unavailable
com.cloud.exception.AgentUnavailableException: Resource [Host:13] is unreac=
hable: Host 13: Host is not in the right state: Alert
       at com.cloud.agent.manager.ClusteredAgentManagerImpl.getAttache(Clus=
teredAgentManagerImpl.java:494)
       at com.cloud.agent.manager.AgentManagerImpl.send(AgentManagerImpl.ja=
va:494)
       at com.cloud.agent.manager.AgentManagerImpl.send(AgentManagerImpl.ja=
va:1022)
       at com.cloud.cluster.ClusterManagerImpl.sendToAgent(ClusterManagerIm=
pl.java:448)
       at com.cloud.cluster.ClusterManagerImpl.dispatchClusterServicePdu(Cl=
usterManagerImpl.java:413)
       at com.cloud.cluster.ClusterManagerImpl.access$500(ClusterManagerImp=
l.java:88)
       at com.cloud.cluster.ClusterManagerImpl$3.run(ClusterManagerImpl.jav=
a:324)
       at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecu=
tor.java:1110)
       at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExec=
utor.java:603)
       at java.lang.Thread.run(Thread.java:679)
2012-05-20 09:21:02,260 DEBUG [cloud.cluster.ClusterManagerImpl] (Cluster-W=
orker-5:null) Cluster PDU 95529533441 -> 95529533442. agent: 0, pdu seq: 19=
1, pdu ack seq: 190, json:=20
2012-05-20 09:21:02,263 DEBUG [cloud.cluster.ClusterServiceServletImpl] (Cl=
uster-Worker-5:null) POST http://192.168.230.146:9090/clusterservice respon=
se :true, responding time: 3 ms
2012-05-20 09:21:02,263 DEBUG [cloud.cluster.ClusterManagerImpl] (Cluster-W=
orker-5:null) Cluster PDU 95529533441 -> 95529533442 completed. time: 3ms. =
agent: 0, pdu seq: 191, pdu ack seq: 190, json:

<------------------cut---------------->=20

Changing state to Up (directly in database), doesn't help:=20

<----------------cut------------------>=20

2012-05-20 09:23:23,203 WARN  [cloud.cluster.ClusterManagerImpl] (Cluster-W=
orker-90:null) Agent is unavailable
com.cloud.exception.AgentUnavailableException: Resource [Host:13] is unreac=
hable: Host 13: Host is not in the right state: Up
       at com.cloud.agent.manager.ClusteredAgentManagerImpl.getAttache(Clus=
teredAgentManagerImpl.java:494)
       at com.cloud.agent.manager.AgentManagerImpl.send(AgentManagerImpl.ja=
va:494)
       at com.cloud.agent.manager.AgentManagerImpl.send(AgentManagerImpl.ja=
va:1022)
       at com.cloud.cluster.ClusterManagerImpl.sendToAgent(ClusterManagerIm=
pl.java:448)
       at com.cloud.cluster.ClusterManagerImpl.dispatchClusterServicePdu(Cl=
usterManagerImpl.java:413)
       at com.cloud.cluster.ClusterManagerImpl.access$500(ClusterManagerImp=
l.java:88)
       at com.cloud.cluster.ClusterManagerImpl$3.run(ClusterManagerImpl.jav=
a:324)
       at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecu=
tor.java:1110)
       at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExec=
utor.java:603)
       at java.lang.Thread.run(Thread.java:679)
2012-05-20 09:23:23,203 DEBUG [cloud.cluster.ClusterManagerImpl] (Cluster-W=
orker-5:null) Cluster PDU 95529533441 -> 95529533442. agent: 0, pdu seq: 19=
3, pdu ack seq: 192, json:=20

<----------------cut--------------->=20

Seems like CS can't communicate with agent on the host, and not happy about=
 it. But host is gone, and it can't be restored/rebooted/recovered.=20

Dan/borei.

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