> From: Don Wallwork [mailto:d...@xsightlabs.com]
> Sent: Friday, 29 April 2022 22.01
>
> Add support for using hugepages for worker lcore stack memory. The
> intent is to improve performance by reducing stack memory related TLB
> misses and also by using memory local to the NUMA node of each lcore.
>
> EAL option '--huge-worker-stack [stack-size-kbytes]' is added to allow
> the feature to be enabled at runtime. If the size is not specified,
> the system pthread stack size will be used.
It would be nice if DPDK EAL could parse size parameter values provided as "1M"
or "128k"; but it is clearly not a requirement for this patch. Just mentioning
it.
>
> Signed-off-by: Don Wallwork <d...@xsightlabs.com>
> ---
> /**
> * internal configuration
> */
> @@ -102,6 +105,7 @@ struct internal_config {
> unsigned int no_telemetry; /**< true to disable Telemetry */
> struct simd_bitwidth max_simd_bitwidth;
> /**< max simd bitwidth path to use */
> + size_t huge_worker_stack_size; /**< worker thread stack size in
> kbytes */
The command line parameter value has been converted from kbytes to bytes here,
so this comment is wrong.
Acked-by: Morten Brørup <m...@smartsharesystems.com>
