Wednesday 24 April 2019

How to resolve Xenbus timeout error of EC2 by Raj Gupta

If our EC2 server are giving the below




Linux version 2.6.16-xenU (builder@xenbat.amazonsa) (gcc version 4.0.1
20050727 (Red Hat 4.0.1-5)) ✔1 SMP Mon May 28 03:41:49 SAST 2007
... XENBUS: Timeout connecting to devices! ...
Kernel panic - not syncing: No init found. Try passing init= option to kernel.

Root Caused:-


  • The block device not is connected to the instance.
  • This instance is using an old instance kernel.

Solution:-

1.  If server is Amazon EBS-backed:-

Do one of the following: 

• Modify the AMI and instance to use a modern kernel and relaunch the instance. 
• Reboot the instance.

2. If server is Instance store-backed:-

Do one of the following: 

• Terminate the instance. 
• Modify the AMI to use a modern kernel, and launch a new instance using this AMI.


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