IPMI Console: No luck once OS is booted

Larry Rosenman ler at lerctr.org
Sun Aug 10 15:23:05 UTC 2008

On Sun, 10 Aug 2008, David Duchscher wrote:

> On Aug 10, 2008, at 8:24 AM, Larry Rosenman wrote:
>> On Sat, 9 Aug 2008, Larry Rosenman wrote:
>>> On Sat, 9 Aug 2008, Larry Rosenman wrote:
>>>> I have a current RELENG_7 running on: 
>>>> http://www.supermicro.com/products/system/4U/7045/SYS-7045B-TR+.cfm
>>>> with the -3+ IPMI card.
>>>> I can interact with the BIOS, etc, but no joy once we get past the 
>>>> loader.
>>>> Anyone have ideas?
>>>> Attached is the kernel config, and the /var/run/dmesg.boot file.
>>> I hate it when I post something, and then look at one setting on the
>>> card, and fix it myself.
>>> There is a key release timeout checkbox on the keyboard/mouse
>>> settings tab for the KVM that wasn't checked.  Checking it
>>> fixed it.
>>> Sorry for the noise. :(
>> Actually, it worked *ONCE*, and now is not behaving itself.
>> Any ideas from other SuperMicro users?
> I don't have that IPMI card but I can say we have other cards of theirs 
> working.  I would make sure the card is at the latest version of firmware. 
> The AOC-SIMSO(+) card was not detected correctly until we upgraded.  I don't 
> know why the card is going away when freebsd boots since I assume you are on 
> the dedicated LAN interface with its own IP address.
Yes.  It's not going away, just doesn't see the key strokes.

> We do have a few issues with Supermiro IPMI and FreeBSD that share the Intel 
> NIC (em) with the OS.  Once the NIC is detected, you can't talk to the IPMI 
> card until the NIC is configured with ifconfig.  Even just an ifconfig up 
> will wake things back up.  We ended up removing the em driver from the kernel 
> and loading it as a module to reduce this window.
> The other issue is with bridging since the IPMI packets get gobbled up and 
> never make it too the bridge.
> I do need to file PRs for these one of these days...
> --
> DaveD

Larry Rosenman                     http://www.lerctr.org/~ler
Phone: +1 512-248-2683                 E-Mail: ler at lerctr.org
US Mail: 430 Valona Loop, Round Rock, TX 78681-3893

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