On 17 apr 2008, at 16:11, Jeremy Chadwick wrote:

On Thu, Apr 17, 2008 at 02:02:51PM +0200, Ben Stuyts wrote:
On 17 apr 2008, at 13:20, Jeremy Chadwick wrote:
On Thu, Apr 17, 2008 at 06:32:32PM +0900, [EMAIL PROTECTED] wrote:
I am running 7-STABLE with machines that are net booted. On occasion,
that is not with any level of predictability, this happens:

em0: Hardware Initialization Failed
em0: Unable to initialize the hardware

which of course stops the machine in its tracks.  A normal dmesg is
also included.

Any steps I should take to help debug this?

George, can you provide the following?

* Motherboard type and model (a URL to the board would be good)
* kenv | grep smbios
* pciconf -lv

I have seen this too. A couple of times on a new server here. Maybe one in two or three reboots. So far, it only happens after a reboot, but not after a hard reset or power cycle. This board has 3 em network if's. Two on the board itself, and one on a daughter card on the ipmi add-on card. It is
always em0 that is giving trouble. The board is a Supermicro X7DBP-i:
<http://www.supermicro.com/products/motherboard/xeon1333/5000P/X7DBP-i.cfm >

I'm wondering if the IPMI add-on is what's doing it. However, the IPMI
cards compatible with the X7DBP all have a dedicated NIC (versus
piggybacking on top of the existing mainboards' NICs, which almost
always causes problems of the mysterious sort).  I'm not sure, but I
don't think em0 will be that NIC.

Correct, em0 and em1 are on the mainboard. em2 is on the daughter- daughtercard and also single use for the OS. And then there's a 4th nic which is the ipmi interface. It is completely separate. (I have the SIM1U-3B & SIM1U-3D daughter cards: <http://www.supermicro.com/products/accessories/addon/SIM.cfm >

Both you and George have boards that use the 82563EB. jv@ will have to
help with this one.  I wonder if it's a BIOS bug of some kind, where
something on the NIC isn't getting reset by the BIOS on a soft boot...

Let me know if there's anything I can do to help. I can test patches during evening hours when this server is mostly idle.

Ben

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