Re: [Openstack] What's physical network for?

Try this, I found it very useful. https://openstack.redhat.com/Networking_in_too_much_detail Danny Date: Sun, 14 Dec 2014 21:25:24 +0100 From: Uwe Sauter mailto:uwe.sauter...@gmail.com>> To: Gonzalo Aguilar Delgado mailto:gagui...@aguilardelgado.com>> Cc: openstack@lists.openstack.org

Re: [Openstack] higher MTU for all interfaces

Hello, Can you tell me exactly how to change the br-tun and br-int in its config file? Which file and where? I’m using OVS which by default also has the Linux bridge. How to take care of it? Thanks, Danny --- Date: Mon, 9 Feb 2015 15:01:57 +0530 From:

[Openstack] How to set up the external connection with Linux bridge using DevStack?

Hi, In the OVS world, at the Network node, we create a external bridge, e.g. br-ex, to connect the os-router to the outside world so that we can assign floating IP to the VM and access the VM externally. How to do that with Linux bridge? What do I need to set in local.conf? Thanks, Danny _

[Openstack] Can't start Neutron service when max VNI value is defined in ml2_conf.ini file

Hi, The VNI value is 24bits, i.e. <1 – 16777215> When I defined the max value in the ml2_conf.ini file: [ml2_type_vxlan] vni_ranges = 1001:16777215 Neutron service fails to start. 2015-02-28 17:11:33.793 CRITICAL neutron [-] MemoryError 2015-02-28 17:11:33.793 TRACE neutron Traceback (most

[Openstack] [Juno] How to set the VxLAN UDP port number in Juno?

Hi, Linux default VxLAN UDP port is 8472. How to change it to IANA assigned port 4789 in Juno? Thanks, Danny ___ Mailing list: http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack Post to : openstack@lists.openstack.org Unsubscribe : http:

Re: [Openstack] [Juno] How to set the VxLAN UDP port number in Juno?

no] How to set the VxLAN UDP port number in Juno? Danny, Are you using Open vSwitch for your VXLAN? Anthony. From: Danny Choi (dannchoi) [mailto:dannc...@cisco.com] Sent: Thursday, August 06, 2015 5:56 AM To: openstack@lists.openstack.org<mailto:openstack@lists.openstack.org>; opensta

Re: [Openstack] [Juno] How to set the VxLAN UDP port number in Juno?

> >> >> Are you using Open vSwitch for your VXLAN? >> >> >> >> Anthony. >> >> >> >> From: Danny Choi (dannchoi) [mailto:dannc...@cisco.com] >> Sent: Thursday, August 06, 2015 5:56 AM >> To: openstack@lists.openstack.org; >

Re: [Openstack] [Juno] How to set the VxLAN UDP port number in Juno?

s-requ...@lists.openstack.org>>, "Chow, Anthony T (Anthony)** CTR **" mailto:anthony.c...@alcatel-lucent.com>> Subject: Re: [Openstack] [Juno] How to set the VxLAN UDP port number in Juno? Yes. On Aug 7, 2015 9:17 AM, "Danny Choi (dannchoi)" mailto:dannc...@cisc

Re: [Openstack] [Juno] How to set the VxLAN UDP port number in Juno?

[Juno] How to set the VxLAN UDP port number in Juno? Did you restart the services? Inviato da iPhone Il giorno 07/ago/2015, alle ore 13:16, Danny Choi (dannchoi) mailto:dannc...@cisco.com>> ha scritto: Hi Erik, I added the following in ml2_config.ini file but it did not work; still using

Re: [Openstack] [Juno] How to set the VxLAN UDP port number in Juno?

penstack@lists.openstack.org<mailto:openstack@lists.openstack.org>" mailto:openstack@lists.openstack.org>> Subject: Re: [Openstack] [Juno] How to set the VxLAN UDP port number in Juno? Check using ss or netstat and see if the port is open. Remo Inviato da iPhone Il giorno 07/ago/2015, alle or

Re: [Openstack] [Juno] How to set the VxLAN UDP port number in Juno?

ack] [Juno] How to set the VxLAN UDP port number in Juno? You need to call for udp adding a switch to the command. The ss alone will not query look at the man page maybe -a works Inviato da iPhone Il giorno 07/ago/2015, alle ore 18:14, Danny Choi (dannchoi) mailto:dannc...@cisco.com>> h

Re: [Openstack] [Juno] How to set the VxLAN UDP port number in Juno?

rrectly. Don't mean to presume so check the obvious first right? ; ) /adam Adam Lawson AQORN, Inc. 427 North Tatnall Street Ste. 58461 Wilmington, Delaware 19801-2230 Toll-free: (844) 4-AQORN-NOW ext. 101 International: +1 302-387-4660 Direct: +1 916-246-2072 [X] On Sat, Aug 8, 2015 at

Re: [Openstack] [Juno] How to set the VxLAN UDP port number in Juno?

ilto:openstack-operators-requ...@lists.openstack.org>> Subject: Re: [Openstack] [Juno] How to set the VxLAN UDP port number in Juno? On Aug 11, 2015 8:48 AM, "Danny Choi (dannchoi)" mailto:dannc...@cisco.com>> wrote: > > /etc/neutron/plugins/ml2/ml2_conf.ini does exist

Re: [Openstack] [Juno] How to set the VxLAN UDP port number in Juno?

Openstack] [Juno] How to set the VxLAN UDP port number in Juno? Looking at the code, it doesn't look like vxlan_udp_port applies to Linux Bridge. Please file a bug and we should be able to get a fix pretty quickly. On Tue, Aug 11, 2015 at 5:27 AM, Danny Choi (dannchoi) mailto:dannc...@cisco.com>

[Openstack] How to specify the "container-format" when creating an image in Horizon?

With command “glance image-create", user can specify the “container-format” when creating an image: stack@Controller:~/devstack$ glance help image-create usage: glance image-create [--id ] [--name ] [--store ] [--disk-format ] [--container

[Openstack] Horizon Dashboard: instance's Uptime continues to increment after the instance is shutdown

Hi, In Horizon Dashboard, Project -> Compute -> Instances, after an instance is shutdown, it’s Uptime continues to increment. Is this a correct behavior? Thanks, Danny ___ Mailing list: http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack Pos

[Openstack] Does "nova resize" work for decreasing the server size?

Hi, “nova resize” works for increasing the server size by changing its flavor. However, it does not seem to work for decreasing the size. Should it works? What’s confusing is that it reports “Server resizing is 100% complete/Finished”. root@all-in-one:~# nova show cirros-1 +-

[Openstack] Default quota value for fixed_ips is -1, what does it mean?

“nova quota-show” returns fixed_ips = -1. What does it mean? root@Controller:~# nova quota-show +-+---+ | Quota | Limit | +-+---+ | instances | 10| | cores | 20

[Openstack] Resize fails; Failed to compute_task_migrate_server: No valid host was found.

OpenStack version: Icehouse Issue: fail to resize Setup: 3 nodes, namely Controller, Compute and Network; with nova-compute running solely on Compute node. Steps to reproduce: 1. Create an instance using image cirrus 0.3.2. 2. Verify instance is running: nova list 3. Resize the instance:

Re: [Openstack] Resize fails; Failed to compute_task_migrate_server: No valid host was found.

Hi Ramon, The resize operation is successfully after I moved the two settings to the [DEFAULT] section of the nova.conf at both the Controller and Compute nodes. Danny On 9/13/14, 10:59 AM, "Ramon Acedo" wrote: > >On 10 Sep 2014, at 19:44, Danny Choi (dannchoi) >wrote: >

[Openstack] What is the difference between provider network and tenant network?

Hi, I used devstack to deploy Juno OpenStack. By default, devstack created 2 users: admin (with role “admin”) and demo. ubuntu@trusty1:~/devstack$ source openrc admin admin ubuntu@trusty1:~/devstack$ keystone user-list +--+-+-+--

Re: [Openstack] What is the difference between provider network and tenant network?

In the 'Admin' tab, you would see all networks. Hope that helps, James From: Danny Choi (dannchoi) [dannc...@cisco.com<mailto:dannc...@cisco.com>] Sent: Thursday, October 02, 2014 8:14 PM To: openstack@lists.openstack.org<mailto:openstack@lists.

[Openstack] Juno: Fail to set the network namespace "qrouter-7b422c9d-c5f9-4bb5-b1b3-159954c72323": Operation not permitted

Hi, I used devstack to deploy Juno OpenStack. localadmin@qa4:~/devstack$ nova-manage version 2015.1 By default, router1 is created. localadmin@qa4:~/devstack$ source openrc admin admin localadmin@qa4:~/devstack$ localadmin@qa4:~/devstack$ neutron router-list +

[Openstack] CLI vs Horizon dashboard has different view of networks created by devstack

Hi, I used devstack to deploy Juno OpenStack. By default, devstack created 2 users: admin (with role “admin”) and demo. localadmin@qa4:~/devstack$ source openrc admin admin localadmin@qa4:~/devstack$ keystone user-list +--+--+-+-

Re: [Openstack] CLI vs Horizon dashboard has different view of networks created by devstack

s the typical use case to avoid complicated use >cases. >Horizon developers think it is a special use where admin user launch >an instance connected to other projects. >This is the reason an admin user cannot launch an instance connected >to "private" network from "d

Re: [Openstack] CLI vs Horizon dashboard has different view of networks created by devstack

Hi Akihiro, On 10/6/14, 9:56 AM, "Akihiro Motoki" wrote: >Hi, > >On Mon, Oct 6, 2014 at 10:41 PM, Danny Choi (dannchoi) > wrote: >> Hi Akihiro, >> >> Thank you for the detailed explanation. >> >> More questions: >> >> 1. The ³publi

[Openstack] Question about qrouter namespace create/delete

Hi, When I create a Neutron router, a corresponding qrouter namespace is automatically created. After I delete the router, the qrouter namespace remains. I have to manually delete it. Is this expected behavior? Thanks, Danny ___ Mailing list: http:

[Openstack] Additional port is created when launch the 1st VM

Hi, I used devstack to deploy Juno OpenStack. By default, devstack created 2 users: admin (with role “admin”) and demo; and 2 networks: public (tenant = admin) and private (tenant = demo) In CLI as user demo, there is one port created (attached to the Neutron router): localadmin@qa4:~/devstack

Re: [Openstack] Additional port is created when launch the 1st VM

network. The port will then hang around until the network is deleted. A port-show should show you the owner of the port. James Denton Network Engineer Rackspace Private Cloud james.den...@rackspace.com<mailto:james.den...@rackspace.com> Sent from my iPhone On Oct 7, 2014, at 12:15 PM, Dann

[Openstack] Ping from Neutron router to VM at Compute Node

Hi, In a multinode setup, there are 3 networks. * Management Network: Controller, Compute and Network * VM traffic Network: Compute and Network * External Network: Controller and Network When pinging the VM at the Compute node from the Neutron router (via ip netns exec qrouter name

[Openstack] Question about "tenant_network_types"

Hi, In ml2_conf.ini file, what does it mean when the attribute “tenant_network_types” is set to multiple values? E.g. tenant_network_types = vlan,gre,vxlan Thanks, Danny ___ Mailing list: http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack P

Re: [Openstack] Question about "tenant_network_types"

enant_network_types" You can use any of these to create networks. Inviato da iPhone () Il giorno 08/ott/2014, alle ore 17:02, Danny Choi (dannchoi) mailto:dannc...@cisco.com>> ha scritto: Hi, In ml2_conf.ini file, what does it mean when the attribute “tenant_network_types” is set to

Re: [Openstack] Question about qrouter namespace create/delete

Hi Brian, I confirmed the qrouter namespace is deleted when "router_delete_namespaces = True² is set in l3_agent.ini Thanks, Danny On 10/7/14, 10:52 PM, "Brian Haley" wrote: >On 10/07/2014 11:25 AM, Danny Choi (dannchoi) wrote: >> Hi, >> >> When I crea

[Openstack] [qa] How to troubleshoot why a VM at Compute node won't response to ARP request from Neutron router

Hi, Using devstack to deploy OpenStack, I have Controller + Network running at one physical node and Compute at a separate node. I launched a VM at the Compute node with a private address 10.0.0.2 (Neutron router interface is 10.0.0.1). At the Controller node, in the qrouter namespace, I could

Re: [Openstack] [qa] How to troubleshoot why a VM at Compute node won't response to ARP request from Neutron router

er By default icmp is not allowed Inviato da iPhone () Il giorno 12/ott/2014, alle ore 09:25, Danny Choi (dannchoi) mailto:dannc...@cisco.com>> ha scritto: Hi, Using devstack to deploy OpenStack, I have Controller + Network running at one physical node and Compute at a separate node.

Re: [Openstack] [qa] How to troubleshoot why a VM at Compute node won't response to ARP request from Neutron router

ing on the instance's OS. To troubleshoot DHCP issues, use tcpdump across the different interfaces (taps, bridges, physical interfaces) to verify DHCP is working properly using ‘tcpdump –I port 67 or port 68’. James From: "Danny Choi (dannchoi)" mailto:dannc...@cisco.com>

[Openstack] [devstack] Question about the "OVS_PHYSICAL_BRIDGE" attribute defined in localrc

Hi, When I have "OVS_PHYSICAL_BRIDGE=br-p1p1” defined in localrc, devstack creates the OVS bridge "br-p1p1". localadmin@qa4:~/devstack$ sudo ovs-vsctl show 5f845d2e-9647-47f2-b92d-139f6faaf39e Bridge "br-p1p1" < Port "phy-br-p1p1" Interface "phy-br-p1p1"

[Openstack] [qa] "nova get-password" does not seem to work

Hi, I used devstack to deploy Juno OpenStack. I spin up an instance with cirros-0.3.2-x86_64-uec. By default, useranme/password is cirrus/cubswin:) When I execute the command “nova get-password”, nothing is returned. localadmin@qa4:/etc/nova$ nova show vm1 +--

[Openstack] [QA] How to attach multiple NICs to an instance VM?

Hi, “nova help boot” shows the following: --nic Create a NIC on the server. Specify option multiple times to create multiple NICs. net- id: attach NIC to network with this UUID

Re: [Openstack] Fail to launch instance due to "No valid host was found" ERROR

Please check if Nova compute is running. Bounce it if it¹s not. ubuntu@trusty1:~/devstack$ nova-manage service list Binary Host Zone Status State Updated_At nova-conductor trusty1 internal enabled:-) 2014-11-03 20: