Nice, gonna check whether it happens in my case. Thanks for your report, I'll let you know if i need anything more from you.
Maria On 20 October 2024 23:25:46 GMT-04:00, benli ye <danielbenl...@gmail.com> wrote: >Hi! > >Yes, you are right. Only one thing that I need to correct is that address >which is repeated added and deleted is not the next hop address, it’s just a >normal address on the interface. >I will try to make it reproduce easily. > >Thanks, >Daniel > > >> On Oct 18, 2024, at 21:03, Maria Matějka <m...@jmq.cz> wrote: >> >> Hi! >> >> On Fri, Oct 18, 2024 at 08:50:18PM +0800, benli ye wrote: >> >> Thanks for your response. I have reproduced this issue in our test >> environment. However, it may not be easy to reproduce again. >> >> Our bird conf example: (image) I have make a shell script to add and remove >> an IP address of an interface repeatedly. Somehow, I get a 100% cpu issue >> for bird. >> >> So basically, before we dive into it. >> >> a device and kernel protocol >> a static protocol with lots of multipath routes >> repeatedly adding and deleting one of the nexthop addresses at the interface >> everything else seems irrelevant >> Do I understand that correctly? >> >> The reason why I’m asking – we need to catch the bug way earlier than when >> it hangs, as the hang is a symptom. The direct cause is somewhere else and >> it’s hard to find where without an actual reproducer. >> >> Thanks, >> Maria >> >> – >> Maria Matejka (she/her) | https://maria.jmq.cz/ >> > -- Maria Matejka (she/her) | BIRD Team Leader | CZ.NIC, z.s.p.o.
