GitHub user verendrakalsi closed a discussion: SVVM agent is down and unable to
upload the ISO
SSVM logs.
```
2024-11-11 21:45:34,525 INFO [cloud.agent.Agent] (main:null) Connecting to
host:192.168.100.110
2024-11-11 21:45:34,526 INFO [utils.nio.NioClient] (main:null) Connecting to
192.168.100.110:8250
2024-11-11 21:45:35,669 ERROR [utils.nio.NioConnection] (main:null) Unable to
initialize the threads.
java.net.NoRouteToHostException: No route to host
at java.base/sun.nio.ch.Net.connect0(Native Method)
at java.base/sun.nio.ch.Net.connect(Net.java:483)
at java.base/sun.nio.ch.Net.connect(Net.java:472)
at
java.base/sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:692)
at com.cloud.utils.nio.NioClient.init(NioClient.java:56)
at com.cloud.utils.nio.NioConnection.start(NioConnection.java:95)
at com.cloud.agent.Agent.start(Agent.java:297)
at com.cloud.agent.AgentShell.launchNewAgent(AgentShell.java:454)
at
com.cloud.agent.AgentShell.launchAgentFromClassInfo(AgentShell.java:431)
at com.cloud.agent.AgentShell.launchAgent(AgentShell.java:415)
at com.cloud.agent.AgentShell.start(AgentShell.java:511)
at com.cloud.agent.AgentShell.main(AgentShell.java:541)
2024-11-11 21:45:35,669 INFO [utils.nio.NioClient] (main:null) NioClient
connection closed
2024-11-11 21:45:35,669 INFO [cloud.agent.Agent] (main:null) Attempted to
connect to the server, but received an unexpected exception, trying again...
com.cloud.utils.exception.NioConnectionException: No route to host
at com.cloud.utils.nio.NioConnection.start(NioConnection.java:101)
at com.cloud.agent.Agent.start(Agent.java:297)
at com.cloud.agent.AgentShell.launchNewAgent(AgentShell.java:454)
at
com.cloud.agent.AgentShell.launchAgentFromClassInfo(AgentShell.java:431)
at com.cloud.agent.AgentShell.launchAgent(AgentShell.java:415)
at com.cloud.agent.AgentShell.start(AgentShell.java:511)
at com.cloud.agent.AgentShell.main(AgentShell.java:541)
Caused by: java.net.NoRouteToHostException: No route to host
at java.base/sun.nio.ch.Net.connect0(Native Method)
at java.base/sun.nio.ch.Net.connect(Net.java:483)
at java.base/sun.nio.ch.Net.connect(Net.java:472)
at
java.base/sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:692)
at com.cloud.utils.nio.NioClient.init(NioClient.java:56)
at com.cloud.utils.nio.NioConnection.start(NioConnection.java:95)
```
##### ISSUE TYPE
<!-- Pick one below and delete the rest -->
* Other
##### COMPONENT NAME
<!--
SSVM
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##### CLOUDSTACK VERSION
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4.19.1.2
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##### CONFIGURATION
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basic networking
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##### OS / ENVIRONMENT
<!--
KVM on ubuntu 22.04
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##### SUMMARY
Agent of SSVM is unknown and unable to also attached any ISO
Also want to add that this environment is hosted on top of the VMware VMs and
KVM hosts and cloudstack management are on same subnets and able to go to
internet.
##### STEPS TO REPRODUCE
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Use Screenshots if accurate.
For new features, show how the feature would be used.
-->
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~~~
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##### EXPECTED RESULTS
<!-- What did you expect to happen when running the steps above? -->
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##### ACTUAL RESULTS
<!-- What actually happened? -->
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GitHub link: https://github.com/apache/cloudstack/discussions/9918
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