Re: [microblaze-uclinux] Possible memory leak in Linux kernel 2.6 with PetaLinux v0.30

[j.pfefferl@xxxxxxxxx (Dr. Johann Pfefferl)]

Hello John,

I have already solved this issue. It was a problem with the
configuration of the busybox shell. I have switched of the option
"sh: history saving" and the problem disappeared.

Sorry that I haven't reported the solution to this until now.

Hans

John Williams <jwilliams@xxxxxxxxxxxxxx> wrote:
> Hi Johan,,
> 
> Sorry for the delayed reply - I'l ticket this one up and check it out 
> asa soon as possible.  Any updated information on your end about the issue?
> 
> Thanks,
> 
> John
> 
> Dr. Johann Pfefferl wrote:
> >Hello,
> >
> >has anyone out there perceived the following behaviour on Petalinux
> >v0.30 with kernel 2.6 on Microblaze. If I do the following in the
> >command shell:
> >
> ># while :;do free;done
> >
> >The shown "used" memory grows endless until the kernel kills a process
> >or the kernel terminates with a panic. If the kernel kills a process you
> >sometimes can login again. But the used memory hasn't shrinked. The used
> >shell and the "free" command are parts of the busybox. First I thought
> >that the busybox has a memory leek. But in this case the kernel normally
> >should kill the busybox process and the system should free the used
> >memory and the system continues to run. Or is there a memory leak inside
> >the kernel where process starting/forking/exec/loading takes place?
> >
> >Hopefully some people out there can check this on their platform and
> >report the results of this simple test.
> >
> >Thanks
> >   Hans
> >
> 
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