Re: [Openstack] Scalability issue in nova-dhcpbridge

2012-03-20 Thread Anton Blanchard
Hi Vish, > I believe it is safe to ignore the old leases. If nova-network has > been down for a while it could potentially be nice to refresh all of > the leases that it knows about, but I don't think it will harm > anything if you remove it. > > Are you running flatdhcp with a single network ho

Re: [Openstack] Scalability issue in nova-dhcpbridge

2012-03-19 Thread Anton Blanchard
Hi Vish, > I believe it is safe to ignore the old leases. If nova-network has > been down for a while it could potentially be nice to refresh all of > the leases that it knows about, but I don't think it will harm > anything if you remove it. Great. > Are you running flatdhcp with a single net

[Openstack] Scalability issue in nova-dhcpbridge

2012-03-18 Thread Anton Blanchard
Hi, We are seeing severe boot and delete performance issues with FlatDHPManager and a lot of instances. If I have 200 instances running and boot 1 new instance a kill -HUP dnsmasq calls nova-dhcpbridge 201 times, 200 for the existing leases and once for the new one. The 200 events for existing