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From: Stephen Hemminger <stephen@networkplumber.org>
To: Juraj Linkeš <juraj.linkes@pantheon.tech>
Cc: thomas@monjalon.net, david.marchand@redhat.com,
	bruce.richardson@intel.com, Honnappa.Nagarahalli@arm.com,
	Ruifeng.Wang@arm.com, ferruh.yigit@intel.com,
	jerinjacobk@gmail.com, dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH v4] build: optional NUMA and cpu counts detection
Date: Tue, 29 Jun 2021 11:00:15 -0700
Message-ID: <20210629110015.47a10d63@hermes.local> (raw)
In-Reply-To: <1624964105-6525-1-git-send-email-juraj.linkes@pantheon.tech>

On Tue, 29 Jun 2021 12:55:05 +0200
Juraj Linkeš <juraj.linkes@pantheon.tech> wrote:

> diff --git a/buildtools/get-numa-count.py b/buildtools/get-numa-count.py
> new file mode 100644
> index 0000000000..3b67564fd4
> --- /dev/null
> +++ b/buildtools/get-numa-count.py
> @@ -0,0 +1,24 @@
> +#!/usr/bin/env python3
> +# SPDX-License-Identifier: BSD-3-Clause
> +# Copyright (c) 2021 PANTHEON.tech s.r.o.
> +
> +import ctypes
> +import glob
> +import os
> +import subprocess
> +
> +if os.name == 'posix':
> +    if os.path.isdir('/sys/devices/system/node'):
> +        numa_nodes = glob.glob('/sys/devices/system/node/node*')
> +        numa_nodes.sort()
> +        print(os.path.basename(numa_nodes[-1])[4:])
> +    else:
> +        subprocess.run(['sysctl', '-n', 'vm.ndomains'])
> +

python lint has warning here
buildtools/get-numa-count.py:16:8: W1510: Using subprocess.run without explicitly set `check` is not recommended. (subprocess-run-check)

  parent reply	other threads:[~2021-06-29 18:00 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-20 12:55 [dpdk-dev] [PATCH v1 1/1] " Juraj Linkeš
2020-12-23 11:32 ` Juraj Linkeš
2021-03-31  9:06 ` [dpdk-dev] [PATCH v2] " Juraj Linkeš
2021-03-31 19:07   ` David Christensen
2021-04-16 12:43     ` Juraj Linkeš
2021-04-19 10:18   ` [dpdk-dev] [PATCH v3] " Juraj Linkeš
2021-04-28 19:33     ` David Christensen
2021-06-29 10:55     ` [dpdk-dev] [PATCH v4] " Juraj Linkeš
2021-06-29 11:28       ` Bruce Richardson
2021-07-06  8:56         ` Juraj Linkeš
2021-07-06  9:08           ` Bruce Richardson
2021-07-06 18:10             ` David Christensen
2021-07-16 13:53               ` Juraj Linkeš
2021-07-16 14:24                 ` Bruce Richardson
2021-07-20 20:49                 ` David Christensen
2021-07-21 12:41                   ` Juraj Linkeš
2021-06-29 18:00       ` Stephen Hemminger [this message]
2021-07-21 13:04       ` [dpdk-dev] [PATCH v5] " Juraj Linkeš
2021-08-02 12:44         ` Juraj Linkeš
2021-08-02 23:29           ` David Christensen
2021-08-03 10:21             ` Juraj Linkeš
2021-08-31  0:54               ` Piotr Kubaj
2021-08-31  7:54                 ` Juraj Linkeš
2021-08-31  8:02                   ` Bruce Richardson
2021-09-09  7:20                     ` Juraj Linkeš
2021-09-09  8:01                       ` Bruce Richardson
2021-09-09  8:08                         ` Thomas Monjalon
2021-09-09  8:42                           ` Juraj Linkeš
2021-09-09 16:44                         ` David Christensen
2021-08-31 12:32                   ` Piotr Kubaj
2021-08-17 10:45         ` [dpdk-dev] [PATCH v6] " Juraj Linkeš
2021-09-16  7:46           ` Thomas Monjalon

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