[Kernel-packages] [Bug 1711407] Re: unregister_netdevice: waiting for lo to become free

Dan, We had been running 80-100 instances on the hotfix kernel and I was calling victory on the workaround as it has been a month without this issue popping up, but I just had an instance lockup on, say, "docker ps" and dmesg shows: [2924480.806202] unregister_netdevice: waiting for vethd078a31

[Kernel-packages] [Bug 1711407] Re: unregister_netdevice: waiting for lo to become free

Using: linux-image-4.4.0-127-generic 4.4.0-127.153+hf1711407v20180524b3 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1711407 Title: unregister_netdevice: waiting for lo to

[Kernel-packages] [Bug 1711407] Re: unregister_netdevice: waiting for lo to become free

Many thanks, Dan! Going to roll it out to a few test boxes and try it out over the next few days. Will report back as soon as I have some feedback. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu.

Re: [Kernel-packages] [Bug 1711407] Re: unregister_netdevice: waiting for lo to become free

Thanks for the ping, Dan. No worries. Looking forward to it as this issue seems to be biting us more frequently nowadays so really interested to see if this kernel helps. On Sat, May 19, 2018 at 7:19 AM, Dan Streetman wrote: > > Would you be able to build a test

Re: [Kernel-packages] [Bug 1711407] Re: unregister_netdevice: waiting for lo to become free

Hi Dan, We're using a newer kernel: 4.4.0-109-generic #132-Ubuntu SMP Tue Jan 9 19:52:39 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux Would you be able to build a test kernel against this version? Thanks very much, Dan. On Tue, May 1, 2018 at 12:14 AM, Dan Streetman

[Kernel-packages] [Bug 1711407] Re: unregister_netdevice: waiting for lo to become free

Hi Dan, > There's actually been quite a lot of discussion/work in this bug since > comment 2, so I don't > actually need that info anymore (except for reproduction steps, that's always > welcome). Fair enough. I wish I had some reproduction steps but unfortunately it just happens randomly and

[Kernel-packages] [Bug 1711407] Re: unregister_netdevice: waiting for lo to become free

Hi Dan, We run a bunch of instances both on AWS and GCP, and we run a significant number of containers on both. We've only ever seen this problem on GCP and never on AWS (it's baffling!). The kernels are as- close-as-possible and the rest (Ubuntu version / Docker version / etc) are identical. To