[syslinux] Syslinux 5.11-pre7 not working
Gene Cumm
gene.cumm at gmail.com
Thu Jul 4 19:33:28 PDT 2013
On Thu, Jul 4, 2013 at 10:44 AM, Shantanu Gadgil
<shantanugadgil at yahoo.com> wrote:
> On Thu, 7/4/13, Matt Fleming <matt at console-pimps.org> wrote:
>
> Subject: Re: [syslinux] Syslinux 5.11-pre7 not working
> To: "Shantanu Gadgil" <shantanugadgil at yahoo.com>
> Cc: syslinux at zytor.com
> Date: Thursday, July 4, 2013, 4:51 PM
>
> On Wed, 03 Jul, at 11:22:27PM,
> Shantanu Gadgil wrote:
> > Hi,
> >
> > I am a happy user of version 4.06 and have been hoping
> to upgrade the 5.x series (for the HTTP bits).
> > I have the following problems with the 5.11-pre7
> build:
> >
> > 1. TFTP load is horribly slow ... even when the two
> REAL machines are connected to the same switch.
> > For a typical RHEL installation, the vmlinuz loads ...
> the initrd.img loads very very slowly and just times out (I
> waited over 10 mins)
>
> Could you capture a packet dump of this transaction?
>
> Ummm ... apologies up front ... but what would be the exact command to run?
> Although I've had this eemail exchange once before, I don't recollect the commands.
> (My server is a CentOS 6 x86_64)
http://www.syslinux.org/wiki/index.php/Debugging#PXE-Capture-tftpd
> > A minor issue: The TFTP doesn't clear screen before the
> "kernel" start loading so the text appears on top of the
> splash (at the bottom if the screen) ... :(
> >
> > The above two are NOT seen on the 4.06 branch.
> >
> > 2. HTTP loading just doesn't work! :( :(
> > I have tried these with the 4.10, 5.10, 5.11 branches,
> no luck!
> >
> > As of today I have noticed an error message:.
> > --- msg ---
> > Loading http://A.B.C.D/os/rhel/6.4/x86_64/disc1/images/pxeboot/vmlinuz...
> netconn_write error -5
> > failed: no such file or directory
> > --- msg ---
>
> Is that the exact error message you saw? Not "netconn_write
> failed: -5"
> ?
>
> Q: Exact message for v 5.11-pre7
> --- snip ---
> netconn_write error -5
> failed: No such file or directory
> --- snip ---
>
>
> I am also answering a few other questions asked by Gene Cumm:
>
> Q: I presume lpxelinux.0 and not pxelinux.0? Have you tried pxelinux.0 for TFTP just in case?
> Ans: Yes, I have tried "lpxelinux.0" renamed to "pxelinux.0"
> and just the pxelinux.0
The original pxelinux.0 shouldn't see the slow TFTP behavior.
>> I have tried these with the 4.10, 5.10, 5.11 branches, no luck!
>
> Q: Any particular versions?
> Ans: Many intermediates ... can't really upset my cluster too frequently! :(
> Tested versions:
> 4.06 5.01 5.02-pre3 5.10 5.10-pre1 5.10-pre2 5.11-pre2 5.11-pre7 6.01
I've used DHCP reservations with option overrides to point select PCs
to other boot files.
> Q: BIOS rev on the 960?
> Ans: A17
> FWIW, BIOS rev on the 755 is 'A22'
Good, latest on the 960.
> Q: How are you using a splash? DISPLAY directive, vesamenu.c32 MENU BACKGROUND?
> Ans: vesamenu.c32 MENU BACKGROUND?
Not sure if there's any directives/command line parameters to force it
to text mode first.
> With so many versions around, its kinda getting confusing (for me, at least) :) :)
At the moment, I only have 65 versions on my laptop in its tftpd
directory (since I make extensive use of PXE boot testing from VMs on
my laptop).
--
-Gene
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