Mike and Peter:

This is a known issue with wanboot and it impacts several platforms. The 
Sun Blade 1500/2500 is one of the impacted platform.  The bugid is 
6841969.

I had also run into the same issue with my SunBlade 1500.  I had tried a 
newer version of OBP and it resolves the problem.

What we need to resolve
this bug is an externally available patch making this fix available for 
all known effected platforms. I will add your information to the bugid.






Mike Gerdts wrote:
> On Mon, Jun 15, 2009 at 7:56 AM, Peter Tribble<peter.tribble at gmail.com> 
> wrote:
>> I've been trying to test AI, without much success.
>>
>> I have a sparc client - a SunBlade 1500. I've set up a spare x86 desktop with
>> 2009.06 as the AI server.
>>
>> So I boot the client with net:dhcp, and discover that it's time to get
>> a cup of coffee.
> 
> Seems kinda odd (and a show-stopper) that wanboot now requires dhcp.
> I've been meaning to ask about this for a while.
> 
>> Downloading the wanboot image (175Meg - what on earth does it need 175M for?)
>> takes *forever*.
>>
>> I waited 30 minutes. It gets most of the way through the download, but
>> I got several
>> errors like:
>>
>> alert: http_read:body: errsrc 1, err 4 (0x4)
>>
>> and eventually
>>
>> Fast Data Access MMU Miss
>> Memory Address not Aligned
>> Stack Underflow
>>
>> and ended up back at the ok prompt.
>>
>> This is a gigabit network on which I can sustain pretty close to wire
>> speed between
>> machines. (And it reports on the console that it's negotiating to 1000
>> full duplex as
>> it should.) I've done hundreds of jumpstart installs in this
>> environment without error.
>> It ought to complete the initial download in seconds, not minutes, and
>> it shouldn't fail.
> 
> I've seen similar slowness (but not the failure) with wanboot on S10,
> SXCE, and OpenSolaris 2009.06 preview.  A graph of the download rate
> is at...
> 
> http://72.5.123.5/jive/servlet/JiveServlet/download/185-99937-366951-10825/wanboot-download.png
> 
> And the related description....
> 
> http://72.5.123.5/jive/message.jspa?messageID=366871#366951
> 
>> A second boot attempt fails the same way.
>>
>> Any idea what's up?
> 
> Not yet...
> 


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