Re: [PATCH 4/5] rteval: hackbench.py: Enable running on a system with low memory

John Kacur
2021-09-14T18:32:41Z

On Wed, 1 Sep 2021, Punit Agrawal wrote:

> From: Punit Agrawal <punit1.agrawal@toshiba.co.jp>
>
> The hackbench workload refues to run on RockPro64, a hexacore 64bit
> Arm board with 4GB memory, complaining about insufficient memory
> per-core.
>
> On further investigation, it turns out that workload is using an
> arbitrary limit of 0.75 GB/core but will quite happily run on much
> lower lower memory systems.
>
> Instead of preventing execution, convert the info message to a warning
> when the memory is lower than expected but continue execution. This
> should enable the workload to be used on a wider range of systems.
>
> Signed-off-by: Punit Agrawal <punit1.agrawal@toshiba.co.jp>
> ---
> rteval/modules/loads/hackbench.py | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/rteval/modules/loads/hackbench.py b/rteval/modules/loads/hackbench.py
> index 3b692070e9d9..ab028c495d8b 100644
> --- a/rteval/modules/loads/hackbench.py
> +++ b/rteval/modules/loads/hackbench.py
> @@ -55,9 +55,8 @@ class Hackbench(CommandLineLoad):
> if ratio >= 0.75:
> mult = float(self._cfg.setdefault('jobspercore', 2))
> else:
> - self._log(Log.INFO, "Low memory system (%f GB/core)! Not running" % ratio)
> + self._log(Log.WARN, "Low memory system (%f GB/core)!" % ratio)
> mult = 0
> - self._donotrun = True
>
> sysTop = SysTopology()
> # get the number of nodes
> --
> 2.32.0
>
>
Signed-off-by: John Kacur <jkacur@redhat.com>