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Date:      Fri, 6 Jul 2018 16:25:15 -0700
From:      Pete Wright <pete@nomadlogic.org>
To:        freebsd-current@freebsd.org
Subject:   Re: AWS M5 ena issues [IGNORE]
Message-ID:  <3cf5f980-fb7b-efc7-e3ea-33a2646dc140@nomadlogic.org>
In-Reply-To: <ced35751-2e2b-defd-592b-46fb8993028b@nomadlogic.org>
References:  <ced35751-2e2b-defd-592b-46fb8993028b@nomadlogic.org>

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sorry - this was sent to incorrect list - please ignore.  sorry for the 
noise!

-pete

On 07/06/2018 16:22, Pete Wright wrote:
> hi there - this is in relation to this ticket:
> https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=225791
>
> "ena driver causing kernel panics on AWS EC2"
>
> reading through the thread, and Colin's blog post on the new M5 
> instance types, it looks like the issues people are running into are 
> related to NVMe devices fronting EBS block stores. My question is is 
> this a discreet issue from other anomalies people have seen with ena 
> network devices.  For example, on some currently lightly loaded 
> m5.large instances I have been seeing this in the logs pretty regularly:
>
> ena0: device is going DOWN
> ena0: device is going UP
> ena0: queue 0 - cpu 0
> ena0: queue 1 - cpu 1
>
> These systems were previously running 11.1-RELEASE, which I upgraded 
> to 11.2-RELEASE via "freebsd-update".  These messages only started 
> showing up after I had completed the upgrade.2
>
>
> from reading the bug report above though it's not clear as to the 
> state of the ena drivers themselves.  Are they considered unstable on 
> 11.2-RELEASE?
>
> Cheers,
> -pete
>

-- 
Pete Wright
pete@nomadlogic.org
@nomadlogicLA




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