Thank you:
I looked through /var/log/messages and indeed found references to a write only
filesystem.
Now to fix that problem.
I wouldn't have guessed this since I can create files, either from my programs
or using ftp to put the files on the disk.
--- In "naturalwatt" <> wrote:
>
>
> I have seen cp: memory exhausted and it was due to a read-only file system.
>
> The error message is far from obvious, and it may not be the cause in your
> case.
>
> No idea on the floating point exception.
>
> Martin
>
>
> --- In "tarmip" <tarmip@> wrote:
> >
> > I have 2 TS7500 boards.
> >
> > Board #1 is set up with the development kit.
> > - I usually use Hyperterm to communicate with it over the Serial Port.
> > - It's the one I compile on.
> > - I'll also telnet or ftp to it over the ethernet
> >
> > Board #2 is set up getting it's power from a custom designed board.
> > - I'm trying to keep it set up as "pristine" as possible so that only the
> > necessary setup has been done to it.
> > - Communication with it is done via telnet or ftp over the ethernet
> >
> > Both are booting from the SD card. I am NOT a linux expert.
> >
> > I have two things I have noticed different between the 2 boards.
> >
> > 1) The following code segment:
> > double nowtime;
> > struct timeval tp;
> > struct timezone tzp;
> > gettimeofday(&tp,&tzp);
> > nowtime = tp.tv_usec / 1000000.0F;
> > nowtime += tp.tv_sec;
> > FAILS with a Floating Point exception at the 2nd to last line on Board #2,
> > but not on Board #1. I have fixed the code so that it doesn't cause a
> > floating point exception - but it still bothers me the inconsistency.
> >
> > 2) More troubling:
> > On Board #2: If I try coping (even a small file) I get
> > cp: memory exhausted
> >
> > This happens even it's pretty much the first thing I do after a reboot.
> >
> > Board #1: which doesn't have any problem compiling, copying files around,
> > etc:
> > # free -m
> > total used free shared buffers cached
> > Mem: 61 60 1 0 5 41
> > -/+ buffers/cache: 13 48
> > Swap: 0 0 0
> >
> > Board #2: which has the problem:
> >
> > # free -m
> > total used free shared buffers cached
> > Mem: 61 45 16 0 12 21
> > -/+ buffers/cache: 11 49
> > Swap: 0 0 0
> >
> >
> > I really don't know how to proceed - any help or pointers would be
> > appreciated.
> >
>
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