mpc880 linux-2.6.32 slow running processes

michael michael at
Thu Jan 6 05:23:33 EST 2011


On 01/05/2011 07:09 PM, Rafael Beims wrote:
> Hello all,
> I'm working with an MPC880 board that is supposed to run linux-2.6.32. After
> some work, I could get the kernel up and running, mounting a rootfs via
> NFS.
> The problem that I'm facing now is that when I try to run any process (may
> be an ls, cat, or whatever), the response of the process is *very* slow
> (something like 10 to 20 seconds for a ls).
> Monitoring the network packets, I can see that the nfs protocol is exchanged
> just fine, but at some time it simply stops, starting again with a request
> from the board several seconds later.
> I'm thinking that the processor is running (something, I don't know what)
> for all this time before I can see requests coming from the board again. I
> pinged the board from the PC and during all this I can see the packets being
> answered.
Can you try this patch?

> My question to all is, did anyone see something like this already? Besides
> that, what is the status of the linux kernel support for the 8xx platform?
> Is it being actively tested / used today? I ask this because it seems that
> all the information on the internet very aged (forum discussions from 2005
> and below mostly).
> Is there something that I can do to try to narrow the cause of the problem?
> Anyway, any help would be truly appreciated. Please excuse me if this is not
> the right place to ask this too.
> Thanks and best regards,
> Rafael Beims
> rbeims at
> (41) 8873-7565
> "What I hear, I forget. What I see, I remember. And what I do, I
> understand."
> - Chinese Proverb
> _______________________________________________
> Linuxppc-dev mailing list
> Linuxppc-dev at

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