See if this bug describes the issue you are encountering: https://bugs.launchpad.net/neutron/+bug/1345947
If so, I believe a fix was merged for this about a month ago. On Mon, Apr 20, 2015 at 2:05 AM, walterxj <walte...@gmail.com> wrote: > Hi:all > I'm testing juno version now just follow the guide of > <<openstack-install-guide-yum-juno.pdf>> > from docs.openstack.org. > Everything looks OK except that when VMs renew it's ip,it will > experence a network disconnection about 5 seconds.It means that,when vm > start renew ip from dhcp server,the connection (I ping the > www.openstack.org in the vm for testing) will lost,and the ping says > "transmit failed.general failure",and when it finish renewing ip(yes,it > gets the correct ip again),the network will work again. > > I have googled for my issue but can not find the exactly trouble like > me,and I find one improve dhcp perormence way ( > https://www.mirantis.com/blog/improving-dhcp-performance-openstack/) > <https://www.mirantis.com/blog/improving-dhcp-performance-openstack/),but> but > I think it does't make sence to me ,cause I only have 5 VMs(2 windows2008,2 > centos 6.5 and 1 cirros) in my testing environment with 3 HP360 G5 > Servers,it's not heavy loaded. > Does anybody meet the same trouble like me? And any advice will be > appreciated! > Thanks ! > > ------------------------------ > walterxj > > _______________________________________________ > Mailing list: > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > Post to : openstack@lists.openstack.org > Unsubscribe : > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > > -- Kevin Benton
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