Thread (5 messages) flat view 5 messages, 2 authors, 3d ago

Re: [GIT PULL] RTLA changes for 7.3

From: Tomas Glozar <tglozar@redhat.com>
Date: 2026-08-14 17:53:59
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pá 14. 8. 2026 v 16:19 odesílatel Steven Rostedt [off-list ref] napsal:
On Tue, 11 Aug 2026 09:22:54 +0200
Tomas Glozar [off-list ref] wrote:
quoted
tools/tracing/rtla/tests/scripts/lib/get_workload_pids.sh is for some
reason not finding the user threads (as the tests for -H and -k
succeeded) on your system. The threads themselves had to be running,
as timerlat is reporting samples from them. The script and the related
tests cases were added in 7.2 already, this pull request does not
touch them so it's most likely a pre-existing issue.

Either way, I will look into that, thank you for testing. It might be
environment-dependent, as the test relies on the test script (executed
as an --on-threshold action) being a direct child of the main rtla
process - which only holds when the system() shell executes the script
directly, not as a subprocess.
I just pushed this to the for-next branch. I'll let you figure out if there
needs to be any more updates.

-- Steve
Thanks. As this is now a known bug in the test (and is already in 7.2
rather than a 7.3 regression in the pull request), I was not rushing
to fix that and rather continued to focus on my patchset.

Of course, I'm trying to keep tests passing, now that the majority of
high-frequency intermittent failures are fixed, so that people running
tests are not desensitized to failures.

Tomas
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