Re: em0 link fail

From: Michael Butler <imb_at_protected-networks.net>
Date: Tue, 3 Jul 2018 15:14:38 -0400
On 7/3/18 14:47, I wrote:
> On 07/03/18 14:31, Sean Bruno wrote:
>>
>>
>> On 07/03/18 11:47, Michael Butler wrote:
>>> On June 1st, I was able to do my monthly laptop ZFS snap-shot/back-up
>>> (using "zfs snapshot -r zroot_at_backup; zfs send -R >nfs-filesys"). Now I
>>> can't without the em0 interface stalling :-(
>>>
>>
>> Can you tell what version of FreeBSD SVN was in use on "June 1st" ?
>>
>> sean
> 
> That would've been ..
> 
> Jun  1 09:56:15 toshi kernel: FreeBSD 12.0-CURRENT #35 r334484: Fri Jun
> 1 08:25:58 EDT 2018
> 
> I'm going to build one with SVN r334862 reverted to see if that works,

Sadly, no :-(

> 
>>
>>> On a guess, I tried reverting SVN r335303 but that didn't help.
>>>
>>> em0: <Intel(R) PRO/1000 Network Connection> port 0xf080-0xf09f mem
>>> 0xf7e00000-0xf7e1ffff,0xf7e39000-0xf7e39fff irq 20 at device 25.0 on pci0
>>> em0: attach_pre capping queues at 1
>>> em0: using 1024 tx descriptors and 1024 rx descriptors
>>> em0: msix_init qsets capped at 1
>>> em0: PCIY_MSIX capability not found; or rid 0 == 0.
>>> em0: Using an MSI interrupt
>>> em0: allocated for 1 tx_queues
>>> em0: allocated for 1 rx_queues
>>> em0: Ethernet address: f0:1f:af:66:95:7e
>>> em0: netmap queues/slots: TX 1/1024, RX 1/1024
>>> em0: link state changed to UP
>>>
>>>  [ initiate "zfs send" ]
>>>
>>> em0: TX(0) desc avail = 41, pidx = 172
>>> em0: link state changed to DOWN
>>> em0: TX(0) desc avail = 1024, pidx = 0
>>> em0: TX(0) desc avail = 1024, pidx = 0
>>>
>>>  .. ad nauseum ..
>>>
>>> "ifconfig em0 down; ifconfig em0 up" doesn't help.
>>>
>>> Any hints?
>>>
>>> 	imb
>>>
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>>>
>>
> 
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Received on Tue Jul 03 2018 - 17:14:41 UTC

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