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Date:      Tue, 28 Aug 2018 22:13:12 +0200
From:      Marius Halden <marius.h@lden.org>
To:        Navdeep Parhar <np@FreeBSD.org>
Cc:        freebsd-net@freebsd.org
Subject:   Re: cxl nic not working after reboot
Message-ID:  <1535487192.1547312.1489227960.14DA5D07@webmail.messagingengine.com>
In-Reply-To: <32fc6737-87f8-7156-17f0-8e17b65a0812@FreeBSD.org>
References:  <1535379569.2132387.1487489784.45227861@webmail.messagingengine.com> <20180827151302.GA10167@ox> <1535395530.234212.1487804896.64257978@webmail.messagingengine.com> <1535448912.3229649.1488521184.1EE83C33@webmail.messagingengine.com> <3bdfa15a-1b9f-e8cd-00a5-f5fdaaa5d15e@FreeBSD.org> <1535480853.1508751.1489107768.35E0F6F1@webmail.messagingengine.com> <72e8b5b8-631b-35b3-b378-804e69dd3250@FreeBSD.org> <1535484638.1530345.1489178328.3374515B@webmail.messagingengine.com> <32fc6737-87f8-7156-17f0-8e17b65a0812@FreeBSD.org>

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On Tue, Aug 28, 2018, at 21:34, Navdeep Parhar wrote:
> On 8/28/18 12:30 PM, Marius Halden wrote:
> > tx_frames does move, rx_frames is stuck at zero. The following counters are non-zero and does increase when traffic is sent through the interface, all other are stuck at zero:
> > 
> > dev.cxl.0.stats.tx_frames_65_127: 26083
> > dev.cxl.0.stats.tx_frames_64: 4084
> > dev.cxl.0.stats.tx_mcast_frames: 26083
> > dev.cxl.0.stats.tx_bcast_frames: 4084
> > dev.cxl.0.stats.tx_frames: 30167
> > dev.cxl.0.stats.tx_octets: 2608846
> > 
> > Anything else I should look at?
> > 
> 
> What is on the other side of the link?  Look at the peer's rx stats and
> see if it received the frames that cxl0 claims it has transmitted or not.

Our ISPs router is connected to the other side. Unfortunately I don't have access to any of the counters, but from what I understood when originally debugging this with our ISP they did not see any traffic. If needed I can ask them to check the rx counters tomorrow.

-- 
Marius Halden



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