Hi Chris,


They appear to be processes when I see it in htop. I have attached the 
screenshot of a VM named "instance-000001bf" that has 4 virtual cores. In 
total, I can see 6 processes for the above referred VM.



[cid:image001.png@01CFCC50.9FCAED00]



Can I know is there a way to differentiate between  processes and threads?



Best regards,

Krishnaprasad



-----Original Message-----
From: Chris Friesen [mailto:chris.frie...@windriver.com]
Sent: Dienstag, 9. September 2014 16:31
To: openstack@lists.openstack.org
Subject: Re: [Openstack] KVM shows several processes for a single VM on the host



On 09/09/2014 07:58 AM, Narayanan, Krishnaprasad wrote:

> Hallo all,

>

> I have an OpenStack setup based on Havana with several compute nodes.

> When I instantiate a virtual machine with 1 or more virtual cores, in

> the process list of the compute node, I am able to see more than 1

> process associated to the same VM. The process list that I refer is

> the process which can be seen by running either top or htop.

>

> Can I know the significance of other processes which are associated to

> the same VM? Are these child processes?



Are they separate processes or separate threads?  Separate threads would be 
expected, but separate processes would not be.



Chris





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