On Sun, Aug 23, 2015 at 8:23 PM, Daniel Speichert <dan...@speichert.pl> wrote:
> On 8/22/2015 23:24, Balaji Narayanan (பாலாஜி நாராயணன்) wrote: > > Hello Operators, > > > > In the capacity management discussions at the Ops Summit last week, I > > thought there was a some discussion on monitoring of fixed / floating > > subnets and availability. > > > > At Yahoo, we use nova-network and have an API extension available for > > reporting how much ip subnets are configured on a cluster and how much > > of them are used / remaining. We use this to trigger an alert / > > augment additional subnets to the cluster. > > > > If there is enough interest in this, we can look at pushing this upstrem. > > > > Here is a blue print that vilobh wrote initially for this - > > https://review.openstack.org/#/c/94299/ > This sounds like a very useful extension, considering there's really no > quotas for IP addresses and IPs are a scarce resource. > I'm aware of multiple big private cloud operators using custom scripts > to generate reports of available IP addresses. > > I'm pretty sure an extension like this would be great for neutron (I'm > not using nova-network). Considering that most networking scenarios > (flat, provider networks, floating IPs with L3) have subnets as a > resource in neutron, with allocation pools, it seems enough to create an > extension that would provide statistics for a subnet or summary > statistics for all subnets within a network if so requested. > > I can work on a new blueprint version for neutron. > There already is one. Code: https://review.openstack.org/#/c/212955/ RFE bug: https://bugs.launchpad.net/neutron/+bug/1457986 Blueprint: https://blueprints.launchpad.net/neutron/+spec/network-ip-usage-api Spec: https://review.openstack.org/#/c/180803/5/specs/liberty/network-ip-usage-api.rst > > Regards, > Daniel Speichert > > > > _______________________________________________ > OpenStack-operators mailing list > OpenStack-operators@lists.openstack.org > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators >
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