Public bug reported:
Scale tests show that sometimes VMs are not able to spawn because of timeouts
on port creation.
Neutron server logs show that port creation time grows due to dvr arp table
updates being sent to each l3 dvr agent hosting the router one by one - this
takes > 90% of time: http://paste.openstack.org/show/560761/
** Affects: neutron
Importance: High
Assignee: Oleg Bondarev (obondarev)
Status: Confirmed
** Tags: l3-dvr-backlog loadimpact
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https://bugs.launchpad.net/bugs/1614452
Title:
Port create time grows at scale due to dvr arp update
Status in neutron:
Confirmed
Bug description:
Scale tests show that sometimes VMs are not able to spawn because of timeouts
on port creation.
Neutron server logs show that port creation time grows due to dvr arp table
updates being sent to each l3 dvr agent hosting the router one by one - this
takes > 90% of time: http://paste.openstack.org/show/560761/
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