thank you Greg for the reply.
I actually want qthread but not hwloc. But chapel env sets hwloc on itself
if I choose hwloc. I will try setting CHPL_HWLOC=none but setting
CHPL_TASKS=qthreads.
-bibek
On Thu, Mar 26, 2015 at 3:17 PM, Greg Titus <[email protected]> wrote:
> Hello Bibek --
>
> You can disable hwloc in Chapel by setting the environment variable
> CHPL_HWLOC=none before building Chapel and compiling Chapel programs. I'm
> not familiar with gen5, but you may also find it necessary to switch from
> our default Qthreads-based tasking support to the older and much simpler
> pthreads-based support. To do this, you would set CHPL_TASKS=fifo.
> Hopefully this latter step will not be necessary, however.
>
> You can learn more about configuring Chapel in the doc/README* files,
> especially doc/README.chplenv. (or in doc/release/... if you are working
> with a clone of our source repository)
>
> greg
>
>
>
> On 3/26/2015 1:19 PM, Bibek Ghimire wrote:
>
> Hi there,
> I am currently trying to run chapel 1.10 over gem5. The binary
> fails during chpl_taks_init() phase. It is here where it tried to
> initialize the task management layer. During this phase it tries to read
> the file which contains information about the topology(hwloc). But on gem5
> there is no need for this (I guess). So is there any way to disable hwloc
> just for gem5.
>
> Error message from gem5 is "newfstatat unimplemented"
>
>
>
> Sincerely,
> Bibek
>
>
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