Cloudstack is fully supported on Centos 7.x. We're running 7.2 on all 
management servers and hosts.


________________________________
From: Rafael Weingärtner <rafaelweingart...@gmail.com>
Sent: Tuesday, September 20, 2016 9:40 AM
To: users@cloudstack.apache.org
Subject: Re: cloudstack 4.0. Why can I not add a host?

Yes, you can use CentOS 7 on KVM hosts.

I am not sure if the installation of apache CloudStack would work on CentOS
7. I am more a Debian/Ubuntu user. Let's wait the CentOS guys to answer
that.

On Tue, Sep 20, 2016 at 11:35 AM, Jeroen Baten <jeroen.ba...@deltares.nl>
wrote:

> So, I can run CentOS7 on the KVM hosts? That is nice.
> Should the MS be CentOS 6 or would a CentOS 7 also work?
>
>
> -----Original Message-----
> From: Rafael Weingärtner [mailto:rafaelweingart...@gmail.com]
> Sent: Tuesday, September 20, 2016 3:12 PM
> To: users@cloudstack.apache.org
> Subject: Re: cloudstack 4.0. Why can I not add a host?
>
> I might have overlooked, but I did not see any mention of KVM host OS
> version there.
>
> Oh, are you talking about the CentOS 6 on the left menu of the page? If
> so, that is not a mention to the KVM host base OS.
>
> That version is regarding the management server (MS), the server in which
> you install the Apache CloudStack application. You have to keep in mind
> here that we have operating systems (OSs) that are used by hosts (server in
> which VMs are executed) and the OS that is executed by the MS server
> itself. And you can also have other OSs for database systems for the
> CloudStack MS application, file systems and so forth.
>
> Did this explanation clarify your doubt? Or at least, helped a little bit?
> Feel free to continue asking whatever you do not understand.
>
>
> On Tue, Sep 20, 2016 at 10:03 AM, Jeroen Baten <jeroen.ba...@deltares.nl>
> wrote:
>
> > http://docs.cloudstack.apache.org/projects/cloudstack-
> > installation/en/4.9/qig.html#kvm-setup-and-installation
> >
> > -----Original Message-----
> > From: Rafael Weingärtner [mailto:rafaelweingart...@gmail.com]
> > Sent: Tuesday, September 20, 2016 2:56 PM
> > To: users@cloudstack.apache.org
> > Subject: Re: cloudstack 4.0. Why can I not add a host?
> >
> > Can you show me a link for the other page?
> >
> > On Tue, Sep 20, 2016 at 9:54 AM, Jeroen Baten
> > <jeroen.ba...@deltares.nl>
> > wrote:
> >
> > > Well, on  the page you mention it says CentOS 7.
> > > On the main cloudstack pages it says CentOS 6, so that is already a
> diff.
> > >
> > > Qemu-kvm-0.12.1.2-2.491.el6
> > > Libvirt-0.10.2-60.el6
> > >
> > >
> > > -----Original Message-----
> > > From: Rafael Weingärtner [mailto:rafaelweingart...@gmail.com]
> > > Sent: Tuesday, September 20, 2016 2:50 PM
> > > To: users@cloudstack.apache.org
> > > Subject: Re: cloudstack 4.0. Why can I not add a host?
> > >
> > > Have you installed the CloudStack-agent on your host (KVM hypervisor)?
> > > Is it running without any errors?
> > >
> > > Have you checked the username/password you are using?
> > >
> > > The software you are using meet version requirements described here
> > > http://docs.cloudstack.apache.org/projects/cloudstack-installation/e
> > > n/
> > > 4.9/
> > > hypervisor/kvm.html
> > > ?
> > >
> > >
> > > On Tue, Sep 20, 2016 at 9:38 AM, Jeroen Baten
> > > <jeroen.ba...@deltares.nl>
> > > wrote:
> > >
> > > > KVM.
> > > >
> > > > From: Jeroen Keerl [mailto:jeroen.ke...@keerl-it.com]
> > > > Sent: Tuesday, September 20, 2016 2:21 PM
> > > > To: users@cloudstack.apache.org
> > > > Subject: AW: cloudstack 4.0. Why can I not add a host?
> > > >
> > > > What kind of host, is it Libvirt / kvm?
> > > >
> > > >
> > > >
> > > > Von meinem Samsung Galaxy Smartphone gesendet.
> > > >
> > > >
> > > > -------- Ursprüngliche Nachricht --------
> > > > Von: Jeroen Baten
> > > > <jeroen.ba...@deltares.nl<mailto:Jeroen.Baten@deltares
> > > .
> > > > nl>>
> > > > Datum: 20.09.2016 14:18 (GMT+01:00)
> > > > An:
> > > > users@cloudstack.apache.org<mailto:users@cloudstack.apache.org>
> > > > Betreff: cloudstack 4.0. Why can I not add a host?
> > > >
> > > > I defined cluster and pod and everything following the get started
> > flow.
> > > >
> > > > I want to add a host and the display says: Now building your cloud...
> > > > •  Adding host
> > > > Something went wrong; you may go back and correct any errors:
> > > > Authentication error
> > > >
> > > > When I look in catalina.out this is what I find:
> > > >
> > > >
> > > > WARN  [c.c.a.d.ParamGenericValidationWorker]
> > > > (catalina-exec-2:ctx-c93f6a3a ctx-e0570e9a) (logid:5dfd5eec)
> > > > Received unknown parameters for command addHost. Unknown parameters :
> > > > clustertype INFO  [c.c.r.ResourceManagerImpl]
> > > > (catalina-exec-2:ctx-c93f6a3a
> > > > ctx-e0570e9a) (logid:5dfd5eec) Trying to add a new host at
> > > > http://ph-cs001.xtr.deltares.nl in data center 1 WARN
> > > > [o.a.c.a.c.a.h.AddHostCmd] (catalina-exec-2:ctx-c93f6a3a
> > > > ctx-e0570e9a) (logid:5dfd5eec) Exception:
> > > > com.cloud.exception.DiscoveredWithErrorException: Authentication
> error
> > > >         at com.cloud.hypervisor.kvm.discoverer.
> > > > LibvirtServerDiscoverer.find(LibvirtServerDiscoverer.java:170)
> > > >         at
> > > > com.cloud.resource.ResourceManagerImpl.discoverHostsFull(
> > > > ResourceManagerImpl.java:747)
> > > >         at com.cloud.resource.ResourceManagerImpl.discoverHosts(
> > > > ResourceManagerImpl.java:598)
> > > >         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native
> Method)
> > > >         at sun.reflect.NativeMethodAccessorImpl.invoke(
> > > > NativeMethodAccessorImpl.java:57)
> > > >         at sun.reflect.DelegatingMethodAccessorImpl.invoke(
> > > > DelegatingMethodAccessorImpl.java:43)
> > > >         at java.lang.reflect.Method.invoke(Method.java:606)
> > > >         at org.springframework.aop.support.AopUtils.
> > > > invokeJoinpointUsingReflection(AopUtils.java:317)
> > > >         at org.springframework.aop.framework.
> > ReflectiveMethodInvocation.
> > > > invokeJoinpoint(ReflectiveMethodInvocation.java:183)
> > > >         at org.springframework.aop.framework.
> > ReflectiveMethodInvocation.
> > > > proceed(ReflectiveMethodInvocation.java:150)
> > > >         at org.springframework.aop.interceptor.
> > > > ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.
> > java:91)
> > > >         at org.springframework.aop.framework.
> > ReflectiveMethodInvocation.
> > > > proceed(ReflectiveMethodInvocation.java:172)
> > > >         at org.springframework.aop.framework.JdkDynamicAopProxy.
> > > > invoke(JdkDynamicAopProxy.java:204)
> > > >         at com.sun.proxy.$Proxy161.discoverHosts(Unknown Source)
> > > >         at org.apache.cloudstack.api.command.admin.host.AddHostCmd.
> > > > execute(AddHostCmd.java:142)
> > > >         at com.cloud.api.ApiDispatcher.dispatch(ApiDispatcher.java:
> > 150)
> > > >         at com.cloud.api.ApiServer.queueCommand(ApiServer.java:708)
> > > >         at com.cloud.api.ApiServer.handleRequest(ApiServer.java:532)
> > > >         at com.cloud.api.ApiServlet.processRequestInContext(
> > > > ApiServlet.java:299)
> > > >         at com.cloud.api.ApiServlet$1.run(ApiServlet.java:129)
> > > >         at org.apache.cloudstack.managed.context.impl.
> > > > DefaultManagedContext$1.call(DefaultManagedContext.java:56)
> > > >         at org.apache.cloudstack.managed.context.impl.
> > > > DefaultManagedContext.callWithContext(DefaultManagedContext.java:
> 103)
> > > >         at org.apache.cloudstack.managed.context.impl.
> > > > DefaultManagedContext.runWithContext(DefaultManagedContext.java:53)
> > > >         at com.cloud.api.ApiServlet.processRequest(ApiServlet.
> > java:126)
> > > >         at com.cloud.api.ApiServlet.doPost(ApiServlet.java:93)
> > > >         at javax.servlet.http.HttpServlet.service(
> > HttpServlet.java:643)
> > > >         at javax.servlet.http.HttpServlet.service(
> > HttpServlet.java:723)
> > > >         at org.apache.catalina.core.ApplicationFilterChain.
> > > > internalDoFilter(ApplicationFilterChain.java:290)
> > > >         at
> > > > org.apache.catalina.core.ApplicationFilterChain.doFilter(
> > > > ApplicationFilterChain.java:206)
> > > >         at org.apache.catalina.core.StandardWrapperValve.invoke(
> > > > StandardWrapperValve.java:233)
> > > >         at org.apache.catalina.core.StandardContextValve.invoke(
> > > > StandardContextValve.java:191)
> > > >         at org.apache.catalina.core.StandardHostValve.invoke(
> > > > StandardHostValve.java:127)
> > > >         at org.apache.catalina.valves.ErrorReportValve.invoke(
> > > > ErrorReportValve.java:102)
> > > >         at org.apache.catalina.valves.AccessLogValve.invoke(
> > > > AccessLogValve.java:555)
> > > >         at org.apache.catalina.core.StandardEngineValve.invoke(
> > > > StandardEngineValve.java:109)
> > > >         at org.apache.catalina.connector.CoyoteAdapter.service(
> > > > CoyoteAdapter.java:299)
> > > >         at org.apache.coyote.http11.Http11NioProcessor.process(
> > > > Http11NioProcessor.java:889)
> > > >         at org.apache.coyote.http11.Http11NioProtocol$
> > > > Http11ConnectionHandler.process(Http11NioProtocol.java:732)
> > > >         at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.
> > > > run(NioEndpoint.java:2274)
> > > >         at java.util.concurrent.ThreadPoolExecutor.runWorker(
> > > > ThreadPoolExecutor.java:1145)
> > > >         at java.util.concurrent.ThreadPoolExecutor$Worker.run(
> > > > ThreadPoolExecutor.java:615)
> > > >         at java.lang.Thread.run(Thread.java:745)
> > > > INFO  [c.c.a.ApiServer] (catalina-exec-2:ctx-c93f6a3a
> > > > ctx-e0570e9a)
> > > > (logid:5dfd5eec) Authentication error
> > > >
> > > > Jeroen Baten
> > > > Specialist ICT
> > > >
> > > >
> > > > T +31(0)88335 7941
> > > > M+31(0)6 4691 4649
> > > >
> > > > [Description: Description: cid:image002.png@01CE9846.E058C610]
> > > > P.O. Box 177
> > > > 2600 MH Delft
> > > > The Netherlands
> > > >
> > > >
> > > >
> > > >
> > > > DISCLAIMER: This message is intended exclusively for the
> > > > addressee(s) and may contain confidential and privileged
> > > > information. If you are not the intended recipient please notify
> > > > the sender immediately and destroy this message. Unauthorized use,
> > > > disclosure or copying of this message is strictly prohibited. The
> > > > foundation 'Stichting Deltares', which has its seat at Delft, The
> > > > Netherlands, Commercial Registration Number 41146461, is not
> > > > liable in any way whatsoever for consequences and/or damages
> > > > resulting from the improper, incomplete and untimely dispatch,
> > > > receipt and/or content
> > of this e-mail.
> > > >
> > > > Jeroen Keerl
> > > >
> > > > Keerl IT Services GmbH
> > > > Birkenstraße 1b . 21521 Aumühle
> > > >
> > > > +49 177 6320 317
> > > >
> > > > www.keerl-it.com<http://www.keerl-it.com/>
> > > > i...@keerl-it.com<mailto:i...@keerl-it.com>
> > > >
> > > > Geschäftsführer. Jacobus J. Keerl
> > > > Registergericht Lubeck. HRB-Nr. 14511
> > > >
> > > > Unsere Allgemeine Geschäftsbedingungen finden Sie hier.<
> > > > http://www.keerl-it.com/AGB.pdf>
> > > >
> > > > [cid:d3544f14.06fb964e.PNG.5c77d408]
> > > >
> > > > DISCLAIMER: This message is intended exclusively for the
> > > > addressee(s) and may contain confidential and privileged
> > > > information. If you are not the intended recipient please notify
> > > > the sender immediately and destroy this message. Unauthorized use,
> > > > disclosure or copying of this message is strictly prohibited. The
> > > > foundation 'Stichting Deltares', which has its seat at Delft, The
> > > > Netherlands, Commercial Registration Number 41146461, is not
> > > > liable in any way whatsoever for consequences and/or damages
> > > > resulting from the improper, incomplete and untimely dispatch,
> > > > receipt and/or content
> > of this e-mail.
> > > >
> > >
> > >
> > >
> > > --
> > > Rafael Weingärtner
> > > DISCLAIMER: This message is intended exclusively for the
> > > addressee(s) and may contain confidential and privileged
> > > information. If you are not the intended recipient please notify the
> > > sender immediately and destroy this message. Unauthorized use,
> > > disclosure or copying of this message is strictly prohibited. The
> > > foundation 'Stichting Deltares', which has its seat at Delft, The
> > > Netherlands, Commercial Registration Number 41146461, is not liable
> > > in any way whatsoever for consequences and/or damages resulting from
> > > the improper, incomplete and untimely dispatch, receipt and/or content
> of this e-mail.
> > >
> >
> >
> >
> > --
> > Rafael Weingärtner
> > DISCLAIMER: This message is intended exclusively for the addressee(s)
> > and may contain confidential and privileged information. If you are
> > not the intended recipient please notify the sender immediately and
> > destroy this message. Unauthorized use, disclosure or copying of this
> > message is strictly prohibited. The foundation 'Stichting Deltares',
> > which has its seat at Delft, The Netherlands, Commercial Registration
> > Number 41146461, is not liable in any way whatsoever for consequences
> > and/or damages resulting from the improper, incomplete and untimely
> > dispatch, receipt and/or content of this e-mail.
> >
>
>
>
> --
> Rafael Weingärtner
> DISCLAIMER: This message is intended exclusively for the addressee(s) and
> may contain confidential and privileged information. If you are not the
> intended recipient please notify the sender immediately and destroy this
> message. Unauthorized use, disclosure or copying of this message is
> strictly prohibited. The foundation 'Stichting Deltares', which has its
> seat at Delft, The Netherlands, Commercial Registration Number 41146461, is
> not liable in any way whatsoever for consequences and/or damages resulting
> from the improper, incomplete and untimely dispatch, receipt and/or content
> of this e-mail.
>



--
Rafael Weingärtner

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