Re: [Redhat-s390-list] Problems with ifup

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On Thu, Apr 19, 2001 at 01:32:48PM -0700, Michael Durket wrote:
> I've installed the latest beta release and it's exacerbating
> a problem I've seen only occasionally with the former RedHat
> beta, namely:
> 
>   1) the ifup of ctc0 fails intermittently
> 
>   2) the startup scripts incorrectly report that it succeeded
> 
> 
> Here's an excerpt from the log of what happens:
> 
> Apr 19 09:29:50 linux3-ibm network: Setting network parameters:  succeeded
> Apr 19 09:29:50 linux3-ibm network: Bringing up interface lo:  succeeded
> Apr 19 09:29:51 linux3-ibm ifup: SIOCSIFFLAGS: Cannot allocate memory
> Apr 19 09:29:51 linux3-ibm ifup: SIOCADDRT: Network is unreachable
> Apr 19 09:29:51 linux3-ibm ifup: SIOCADDRT: Network is unreachable
> Apr 19 09:29:51 linux3-ibm network: Bringing up interface ctc0:  succeeded
> 
> 
> As I said, this problem occurred rarely on the previous beta. I can generally
> reproduce it on the new beta by abruptly doing a re-ipl of linux (not via
> a shutdown but rather #cp ipl 200 while it's running). The reload will
> not bring up the network properly, but a subsequent shutdown -h followed
> by an ipl 200 will.
> 
> (Note: this is not my normal mode of reloading - I'm playing around with something
>        that keeps hanging my system, necessitating the forcible restart).
> 
> Also note that the SIOCSIFFLAGS message is originating from a general flag-setting
> subroutine in ifconfig - too bad the author(s) of ifconfig didn't see fit to
> also log the flag they were being asked to set.


If I interpret the error message correctly, your kernel has problems allocating
memory to get this kernel syscall done.

The question for me is: Is this not happening if you use a stock gcc 2.95.2
compiler instead of the 2.95.3 we have used as a compiler? Or are other
things in your setup screwed at the moment?

Thanks,

Florian La Roche




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