From: Aaron Conole <aconole@redhat.com>
To: David Marchand <david.marchand@redhat.com>
Cc: Bruce Richardson <bruce.richardson@intel.com>, dev <dev@dpdk.org>,
Ray Kinsella <mdr@ashroe.eu>
Subject: Re: [dpdk-dev] [PATCH v2] guides: add a testing guide for developing tests
Date: Tue, 09 Mar 2021 11:14:05 -0500 [thread overview]
Message-ID: <f7tpn08gv8y.fsf@dhcp-25.97.bos.redhat.com> (raw)
In-Reply-To: <f7t7dmpvanw.fsf@dhcp-25.97.bos.redhat.com> (Aaron Conole's message of "Tue, 02 Mar 2021 10:26:59 -0500")
Aaron Conole <aconole@redhat.com> writes:
> Bruce Richardson <bruce.richardson@intel.com> writes:
>
>> On Tue, Mar 02, 2021 at 10:07:26AM +0100, David Marchand wrote:
>>> On Wed, Feb 10, 2021 at 3:56 PM Aaron Conole <aconole@redhat.com> wrote:
>>> > diff --git a/doc/guides/contributing/testing.rst b/doc/guides/contributing/testing.rst
>>> > new file mode 100644
>>> > index 0000000000..86ca24ce43
>>> > --- /dev/null
>>> > +++ b/doc/guides/contributing/testing.rst
>>> > @@ -0,0 +1,245 @@
>>> > +.. SPDX-License-Identifier: BSD-3-Clause
>>> > + Copyright 2018 The DPDK contributors
>>>
>>> 2021?
>
> Whoops, I forgot to update my time machine.
>
>>> > +
>>> > +.. _testing_guidelines:
>>>
>>> I can't find a call to the testing_guidelines reference, so this can be removed.
>
> done.
>
>>>
>>> [snip]
>>>
>>> > +The suites can be selected by adding the ``--suite`` option to the
>>> > +``meson test`` command. Ex: ``meson test --suite fast-tests``::
>>> > +
>>> > + $ meson test -C build --suite fast-tests
>>> > + ninja: Entering directory `/home/aconole/git/dpdk/build'
>>> > + [2543/2543] Linking target app/test/dpdk-test.
>>> > + 1/60 DPDK:fast-tests / acl_autotest OK 3.17 s
>>> > + 2/60 DPDK:fast-tests / bitops_autotest OK 0.22 s
>>> > + 3/60 DPDK:fast-tests / byteorder_autotest OK 0.22 s
>>> > + 4/60 DPDK:fast-tests / cmdline_autotest OK 0.28 s
>>> > + 5/60 DPDK:fast-tests / common_autotest OK 0.57 s
>>> > + 6/60 DPDK:fast-tests / cpuflags_autotest OK 0.27 s
>>> > + ...
>>>
>>> Trying this in my build env, I get all tests failing.
>>> This is because I run this as a normal user, but the system has
>>> hugepages configured.
>>> I figured this out quickly since I know the test framework (simply
>>> added a echo 0; exit at the top of has-hugepages.sh).
>>> But I am not sure a reader of this doc would be able to troubleshoot this.
>>>
>>> Not sure if this is worth explaining here, or if we can enhance the
>>> hugepage check (permissions maybe?).
>
> I prefer to fix the hugepage check to make the tests SKIP when we don't
> have hugepages accessible (so we need some kind of permission check in
> there). I will submit it separately.
>
Here is my PoC for this - if you think it's good enough, I'll submit as
formal PATCH.
---
index d600fad319..1c3cfb665a 100755
--- a/app/test/has-hugepage.sh
+++ b/app/test/has-hugepage.sh
@@ -3,7 +3,17 @@
# Copyright 2020 Mellanox Technologies, Ltd
if [ "$(uname)" = "Linux" ] ; then
- cat /proc/sys/vm/nr_hugepages || echo 0
+ nr_hugepages=$(cat /proc/sys/vm/nr_hugepages)
+ # Need to check if we have permissions to access hugepages
+ perm=""
+ for mount in `mount | grep hugetlbfs | awk '{ print $3; }'`; do
+ test ! -w $mount/. || perm="$mount"
+ done
+ if [ "$perm" = "" -o "$nr_hugepages" = "0" ]; then
+ echo 0
+ else
+ echo $nr_hugepages
+ fi
elif [ "$(uname)" = "FreeBSD" ] ; then
echo 1 # assume FreeBSD always has hugepages
else
---
next prev parent reply other threads:[~2021-03-09 16:14 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-08 16:52 [dpdk-dev] [PATCH] " Aaron Conole
2021-02-08 18:03 ` Kinsella, Ray
2021-02-09 20:02 ` Aaron Conole
2021-02-10 14:55 ` [dpdk-dev] [PATCH v2] " Aaron Conole
2021-03-02 9:07 ` David Marchand
2021-03-02 10:04 ` Bruce Richardson
2021-03-02 15:26 ` Aaron Conole
2021-03-02 16:00 ` Bruce Richardson
2021-03-09 16:14 ` Aaron Conole [this message]
2021-03-11 21:25 ` David Marchand
2021-03-17 14:44 ` Aaron Conole
2021-03-09 15:57 ` [dpdk-dev] [PATCH v3] guides: add a guide for developing unit tests Aaron Conole
2021-05-31 15:17 ` Ferruh Yigit
2021-06-01 13:11 ` Aaron Conole
2021-07-14 16:40 ` [dpdk-dev] [PATCH v4] " Aaron Conole
2021-08-04 16:25 ` Power, Ciara
2021-08-06 9:27 ` Zhang, Roy Fan
2021-08-06 9:53 ` Mcnamara, John
2021-10-15 17:06 ` [dpdk-dev] [PATCH v5] " Aaron Conole
2021-11-26 16:20 ` Thomas Monjalon
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