ERROR nova compute manager req-cf2679fd-dd9e-4909-807f-48fe9bda3642 admin admin req-cf2679fd-dd9e-4909-807f-48fe9bda3642 admin admin

Question

Hi everyone,

I am getting the below given error, when tried to attach volume in my instance.

ERROR nova.compute.manager [req-cf2679fd-dd9e-4909-807f-48fe9bda3642 admin admin|req-cf2679fd-dd9e-4909-807f-48fe9bda3642 admin admin]
[instance: 7d7c92e0-49fa-4a8e-87c7-73f22a9585d5|instance:  7d7c92e0-49fa-4a8e-87c7-73f22a9585d5]
Failed to attach volume  4cc104c4-ac92-4bd6-9b95-c6686746414a at /dev/vdcTRACE nova.compute.manager
[instance:  7d7c92e0-49fa-4a8e-87c7-73f22a9585d5|instance: 7d7c92e0-49fa-4a8e-87c7-73f22a9585d5]
Stdout: '/usr/local/bin/nova-rootwrap: Executable not found: /usr/bin/sg_scan'

How can I solve this error?

Thank You

Answer 1

Hi@akhtar,

This error occurs when the sg3-utils package is not installed on the compute node. The IDs in your message are unique to your system.

Install the sg3-utils package on the compute node. For example:

$ apt-get install sg3-utils

Hope it will solve your error.

Thank You