Re: [C8000] serial console drops input

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Am Samstag 25 Januar 2014, 11:29:22 schrieb John David Anglin:
> On 25-Jan-14, at 3:20 AM, Rolf Eike Beer wrote:
> > Am Samstag, 25. Januar 2014, 05:41:44 schrieben Sie:
> >> In recent kernels, with the new serial console code for the C8000,
> >> performance is terrible. Typing quickly results in characters getting
> >> dropped (I have no idea where I lose them), pasting results in 9
> >> out of
> >> 10 characters being dropped, and I don't see anything on the client
> >> side that could cause this, and I never had this problem with the old
> >> ttyB0 code. While entering a password, some characters never turn
> >> up on
> >> the other side and some get echoed back to the client.
> >> 
> >> Is anyone else seeing this?
> > 
> > What I see is that the C3600 now finally sees the kernel/console
> > output of the
> > C8000, I also see the login prompt, but typing anything on the C3600
> > doesn't
> > seem to make it to the C8k. So things have improved, I now can
> > actually see
> 
> Is XON/XOFF enabled in your terminal program?  See c8000 Technical
> Reference
> Guide for setup requirements
> 
> I'm using standard PC null modem cable from c3750 to c8000 and minicom
> 2.7.  It works
> fine but it's fairly slow.

Both on and off doesn't make a difference.

One other thing: the serial line from the C8000 to my Sun Fire V240 works 
flawlessly.

Eike

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