[Openstack] Unable to start devstack at n-cpu.service
sagar
sagar.kohli at nic.in
Fri Mar 23 05:41:00 UTC 2018
Thanks a lot Brend, able to run it now :)
On 03/22/2018 04:31 PM, Bernd Bausch wrote:
>
> The rngd service has nothing to do with your problem. It’s described
> as “Hardware RNG Entropy Gatherer Daemon” and probably fails because
> your DevStack runs in a VM, not on hardware.
>
> From what I see, n-cpu fails because Paramiko, the Python library that
> implements the SSH protocol, succeeds in importing a module named
> gssapi, but then fails accessing an attribute GSSException in gssapi.
> This looks like what I see here:
> https://github.com/paramiko/paramiko/issues/584
>
> It seems to me that you have the wrong Python module gssapi installed
> on that server. If you don’t use Kerberos for authentication, you
> shouldn’t have gssapi at all. When gssapi doesn’t exist, Paramiko
> doesn’t even try to access gssapi.GSSException.
>
> Check if you have gssapi, and if so, remove it. Just look for a
> directory named **gssapi**, and do a *pip uninstall *on the name of
> that directory.
>
> Bernd.
>
> *From:*sagar.kohli at nic.in [mailto:sagar.kohli at nic.in]
> *Sent:* Thursday, March 22, 2018 6:42 PM
> *To:* Bernd Bausch <berndbausch at gmail.com>; openstack at lists.openstack.org
> *Subject:* Re: [Openstack] Unable to start devstack at n-cpu.service
>
> thanks for the response, as suggested I have tried stable/queens but
> still getting the same error.
> Few observations
>
> 1. services rngd.service and devstack at n-cpu.service
> <mailto:devstack at n-cpu.service> are failed to start.
> 2. processor family - AMD Phenom(tm) II X4 955 Processor
> 3. openvswitch.service is in exited state
>
>
> please find attached
>
> 1. output of*journalctl-n-cpu*
> 2. output of systemctl list-units
> 3. /etc/nova/nova.conf
> 4. /proc/cpuinfo
>
> On 03/22/2018 05:10 AM, Bernd Bausch wrote:
>
> In my experience, a DevStack cloned from the master branch (which
> is the default) may occasionally run into inconsistencies such as
> incompatible library versions. Try a stable branch e.g. git clone
> ... –b stable/queens. Or just clone the master again later.
>
> Your local.conf may also be at the origin of this error.
>
> The full stack trace with a little bit of context may also be
> helpful (journalctl –u devstack at n-cpu). It might contain other
> errors or warnings that provide a clue.
>
> Also look for Nova-related errors or warnings in the stack.sh log
> file.
>
> Bernd.
>
> *From:*Sagar Kohli [mailto:sagar.kohli at nic.in]
> *Sent:* Wednesday, March 21, 2018 6:08 PM
> *To:* openstack at lists.openstack.org
> <mailto:openstack at lists.openstack.org>
> *Subject:* [Openstack] Unable to start devstack at n-cpu.service
> <mailto:devstack at n-cpu.service>
>
> I am trying to install devstack on my fresh centos7 machine. All
> went well.
> But i am not able to get service devstack at n-cpu.service
> <mailto:devstack at n-cpu.service> up. following is the output of
> systemctl status devstack at n-cpu.service
> <mailto:devstack at n-cpu.service>
>
> sudo systemctl status devstack at n-cpu.service
> <mailto:devstack at n-cpu.service>
> ● devstack at n-cpu.service <mailto:devstack at n-cpu.service> -
> Devstack devstack at n-cpu.service <mailto:devstack at n-cpu.service>
> Loaded: loaded (/etc/systemd/system/devstack at n-cpu.service
> <mailto:/etc/systemd/system/devstack at n-cpu.service>; enabled;
> vendor preset: disabled)
> Active: failed (Result: exit-code) since Wed 2018-03-21
> 15:22:55 EDT; 10h left
> Process: 4252 ExecStart=/usr/bin/nova-compute --config-file
> /etc/nova/nova-cpu.conf (code=exited, status=1/FAILURE)
> Main PID: 4252 (code=exited, status=1/FAILURE)
>
> Mar 21 15:22:55 localhost.localdomain nova-compute[4252]:
> ERROR nova from paramiko.auth_handler import AuthHandler
> Mar 21 15:22:55 localhost.localdomain nova-compute[4252]:
> ERROR nova File
> "/usr/lib/python2.7/site-packages/paramiko/auth_handler.py",
> lin...module>
> Mar 21 15:22:55 localhost.localdomain nova-compute[4252]:
> ERROR nova from paramiko.ssh_gss import GSSAuth,
> GSS_EXCEPTIONS
> Mar 21 15:22:55 localhost.localdomain nova-compute[4252]:
> ERROR nova File
> "/usr/lib/python2.7/site-packages/paramiko/ssh_gss.py", line
> 54,...module>
> Mar 21 15:22:55 localhost.localdomain nova-compute[4252]:
> ERROR nova GSS_EXCEPTIONS = (gssapi.GSSException,)
> Mar 21 15:22:55 localhost.localdomain nova-compute[4252]:
> ERROR nova AttributeError: 'module' object has no attribute
> 'GSSException'
> Mar 21 15:22:55 localhost.localdomain nova-compute[4252]:
> ERROR nova
> Mar 21 15:22:55 localhost.localdomain systemd[1]:
> devstack at n-cpu.service <mailto:devstack at n-cpu.service>: main
> process exited, code=exited, status=1/FAILURE
> Mar 21 15:22:55 localhost.localdomain systemd[1]: Unit
> devstack at n-cpu.service <mailto:devstack at n-cpu.service> entered
> failed state.
> Mar 21 15:22:55 localhost.localdomain systemd[1]:
> devstack at n-cpu.service <mailto:devstack at n-cpu.service> failed.
> Hint: Some lines were ellipsized, use -l to show in full.
>
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