console issue

Cindy H. Wang cutewang520 at yahoo.com
Wed Jul 27 16:52:36 UTC 2005


--- "Smith, Albert" <Albert.Smith at genexservices.com>
wrote:

> > -----Original Message-----
> > From: redhat-install-list-bounces at redhat.com 
> > [mailto:redhat-install-list-bounces at redhat.com] On
> Behalf Of 
> > Rick Stevens
> > Sent: Wednesday, July 27, 2005 12:37 PM
> > To: Getting started with Red Hat Linux
> > Subject: Re: console issue
> > 
> > Smith, Albert wrote:
> > > Try modifing the grub.conf file and at the end
> of the kernel line 
> > > append with the following information:
> > > 
> > > console=ttyS0 console=tty0
> > > 
> > > This should help you as long as your console are
> at 0
> > 
> > Albert, we prefer bottom-posting on this list.
> > 
> > Don't forget to give the serial port settings you
> want as well,
> > 
> > 	console=ttyS0,9600n8 console=tty0
> > 
> > The serial port stuff is "portname,BBBBPN", where
> "BBBB" is 
> > the baud rate, P is the parity (e, o, n) and N is
> the number 
> > of bits to use.  "9600n8" is 9600 baud, 8 data
> bits, no 
> > parity (and is the default).  "115200e7" is
> 115,200 baud, 7 
> > data bits, even parity.
> > 
> > >>-----Original Message-----
> > >>From: redhat-install-list-bounces at redhat.com
> > >>[mailto:redhat-install-list-bounces at redhat.com]
> On Behalf 
> > Of Cindy H. 
> > >>Wang
> > >>Sent: Tuesday, July 26, 2005 4:01 PM
> > >>To: Getting started with Red Hat Linux
> > >>Subject: Re: console issue
> > >>
> > >>--- karlp at ourldsfamily.com wrote:
> > >>
> > >>
> > >>>>Hi all,
> > >>>>
> > >>>>I am having issues with my serial console. 
> The
> > >>>
> > >>>system
> > >>>
> > >>>>is a Rackable running Phoenix BIOS.  Console
> > >>>>redirection is set in the BIOS settings.   All
> > >>>>required elements are also configured in
> > >>>
> > >>>grub.conf.
> > >>>
> > >>>>When system powered on, I can see the POST and
> all
> > >>>
> > >>>the
> > >>>
> > >>>>way until grub menu.  After I selected the
> kernel
> > >>>
> > >>>I
> > >>>
> > >>>>wish to boot, nothing shows up on the console,
> not even a login 
> > >>>>prompt.  Can there be any incompatibilities
> between the
> > >>
> > >>BIOS and the
> > >>
> > >>>>OS.
> > >>>>Because if I moved the hard disk to another
> > >>>
> > >>>Rackable
> > >>>
> > >>>>not using Phoenix BIOS, serial console works
> fine.
> > >>>>
> > >>>>Does anyone has any other ideas?
> > >>>
> > >>>You didn't mention if the non-Phoenix BIOS
> system(s) have a BIOS 
> > >>>setting to redirect the console. If not, then I
> would recommend 
> > >>>turning that feature off in the Phoenix BIOS as
> well, then see...
> > >>>
> > >>>Karl
> > >>>
> > >>
> > >>Karl,
> > >>
> > >>Thank you very much for the reply.  The
> non-Phoenix BIOS have BIOS 
> > >>setting to redirect the console and we have
> tried both to 
> > turn on and 
> > >>off the feature in
> > >>Phoenix BIOS.   Unfortunately, that does seen to
> help
> > >>at all.
> > >>
> > >>Thanks.
> > >>Cindy
> > >>
> > >>
> > >>>>Thanks in advance.
> > >>>>
> > >>>>Cindy
> > >>>>
> >
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> > 
> > --
> >
>
----------------------------------------------------------------------
> > - Rick Stevens, Senior Systems Engineer    
> rstevens at vitalstream.com -
> > - VitalStream, Inc.                      
> http://www.vitalstream.com -
> > -                                                 
>                   -
> > - Life:  That which happens while you search for
> the remote control. -
> >
>
----------------------------------------------------------------------
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> > 
> 
> Rick,
> 
>   Not to split hairs but didn't you just do the same
> thing you asked me
> not to do?
> 
> 
> 
> Albert Smith
> Sr. Unix Systems Administrator
> HPCSA, RHCT
> Genex Services
> 440 E. Swedesford Rd.
> Wayne, PA 19087
> albert.smith at genexservices.com
> (610) 964-5154
>

Thanks Albert and Rick.  I have already tried those
entries setup in grub.conf and still no luck.   Any
other ideas?

Thanks.
Cindy





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