Re: ndctl tests usable?

From: Michal Suchánek
Date: Tue Apr 26 2022 - 12:14:41 EST


On Tue, Apr 26, 2022 at 08:51:25AM -0700, Dan Williams wrote:
> On Tue, Apr 26, 2022 at 5:39 AM Michal Suchánek <msuchanek@xxxxxxx> wrote:
> >
> > Hello,
> >
> > there is some testsuite included with ndctl, and when following the
> > instructions to build it most tests fail or are skipped:
> >
> > [ 95s] Ok: 3
> > [ 95s] Expected Fail: 0
> > [ 95s] Fail: 5
> > [ 95s] Unexpected Pass: 0
> > [ 95s] Skipped: 15
> > [ 95s] Timeout: 0
> >
> > Is this the expected outcome or is this a problem with the ndctl build?
> >
> > Attaching test run log.
>
> I see a few missing prerequisites:
>
> [ 78s] /usr/src/packages/BUILD/ndctl-73/test/pmem-errors.sh: line
> 64: mkfs.ext4: command not found
> [ 95s] /usr/src/packages/BUILD/ndctl-73/test/security.sh: line 25:
> jq: command not found

Indeed, with those installed I get much more tests passing:

[ 148s] Ok: 13
[ 148s] Expected Fail: 0
[ 148s] Fail: 4
[ 148s] Unexpected Pass: 0
[ 148s] Skipped: 6
[ 148s] Timeout: 0

>
> This report:
>
> [ 51s] 1/23 ndctl:ndctl / libndctl SKIP
> 0.02s exit status 77
>
> ...seems to indicate that the nfit_test modules did not appear to load
> correctly. I never expected that the nfit_test modules would be
> redistributable, so I was surprised to see them being installed by an
> actual package "nfit_test-kmp-default-0_k5.17.4_1-6.1". The reason
> they are not redistributable is because they require replacing the
> production build of the kernel provided modules libnvdimm.ko,
> nd_pmem.ko, etc... What I expect is happening is that the production
> version of libnvdimm.ko is already loaded (or is the only one on the

AFAICT neither is the case, that's why I dump the module information in
the log.

Thanks

Michal