On 02/08/2011 08:05 PM, Jiri Slaby wrote:
> Hi,
>
> I have a program:
> #include <err.h>
> #include <stdio.h>
> #include <stdlib.h>
> #include <unistd.h>
>
> #include <sys/types.h>
> #include <sys/wait.h>
>
> static void child(unsigned int id)
> {
> if (setuid(1000))
> err(2, "setuid");
> sleep(5+id);
> exit(id);
> }
>
> int main(int argc, char **argv)
> {
> unsigned int a;
>
> for (a = 0; a < 5; a++)
> if (fork() == 0)
> child(a);
> for (a = 0; a < 5; a++)
> wait(NULL);
>
> return 0;
> }
>
>
> ============================
>
>
> In cgconfig.conf there is:
> group cpu1 {
> cpuset {
> cpuset.cpus=1;
> cpuset.mems=0;
> }
> }
> group cpu0 {
> cpuset {
> cpuset.cpus=0;
> cpuset.mems=0;
> }
> }
> group others {
> cpuset {
> cpuset.cpus=0-1;
> cpuset.mems=0;
> }
> }
> mount {
> cpuset = /mnt/cpu;
> }
>
>
> ============================
>
>
> cgrules.conf are as simple as:
> xslaby * cpu0/
> man * cpu1/
> * * others/
>
>
> ============================
>
>
> And now if I run the program under root as:
> # cgexec -g *:cpu1 --sticky ./fork
> the children are moved into the cpu0 group despite the sticky option.
> The same as for non-sticky case.
>
> I'm using the latest GIT snapshot.
>
> Any ideas what's wrong?
CC'ing Vivek for a quick answer!
--
Three Cheers,
Balbir
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