[Openstack-operators] [Openstack] Slow internet speed - Instances with floating IP

John Petrini jpetrini at coredial.com
Tue Apr 4 13:07:28 UTC 2017


Hi Mohit,

The tenant networks use an MTU of 8950. The floating network uses and MTU
of 9000.

neutron net-show 4305e3d5-b083-4f33-a2a0-1dfccf1238b6
+---------------------------+--------------------------------------+
| Field                     | Value                                |
+---------------------------+--------------------------------------+
| admin_state_up            | True                                 |
| availability_zone_hints   |                                      |
| availability_zones        | nova                                 |
| created_at                | 2016-10-10T15:35:44                  |
| description               |                                      |
| id                        | 4305e3d5-b083-4f33-a2a0-1dfccf1238b6 |
| ipv4_address_scope        |                                      |
| ipv6_address_scope        |                                      |
| mtu                       | 8950                                 |
| name                      | systems-net                          |
| port_security_enabled     | True                                 |
| provider:network_type     | vxlan                                |
| provider:physical_network |                                      |
| provider:segmentation_id  | 100                                  |
| router:external           | False                                |
| shared                    | False                                |
| status                    | ACTIVE                               |
| subnets                   | d1265c93-d47c-4902-89a6-8ad3172fb946 |
| tags                      |                                      |
| tenant_id                 | c7c31d0bd344476a8c8ca39a19e1be15     |
| updated_at                | 2016-10-10T15:35:44                  |
+---------------------------+--------------------------------------+

neutron net-show 4c7544f3-c06b-48cf-babc-015d29dd7e62
+---------------------------+--------------------------------------+
| Field                     | Value                                |
+---------------------------+--------------------------------------+
| admin_state_up            | True                                 |
| availability_zone_hints   |                                      |
| availability_zones        | nova                                 |
| created_at                | 2016-09-23T11:07:56                  |
| description               |                                      |
| id                        | 4c7544f3-c06b-48cf-babc-015d29dd7e62 |
| ipv4_address_scope        |                                      |
| ipv6_address_scope        |                                      |
| is_default                | False                                |
| mtu                       | 9000                                 |
| name                      | admin_floating_net                   |
| port_security_enabled     | True                                 |
| provider:network_type     | flat                                 |
| provider:physical_network | physnet1                             |
| provider:segmentation_id  |                                      |
| router:external           | True                                 |
| shared                    | False                                |
| status                    | ACTIVE                               |
| subnets                   | c70635c4-9bf7-4e4d-9353-c619e196cdf0 |
| tags                      |                                      |
| tenant_id                 | a2b6f1b348e54229b3244183d6aa41a5     |
| updated_at                | 2016-09-23T11:07:56                  |
+---------------------------+--------------------------------------+

Thank You,

___

John Petrini
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