Re: pcapng_autotest unit test false positive

2025-05-15 Thread Patrick Robb
Okay, I'll make a ticket for us to look at this again and raise it at the CI meeting this morning. Thanks for the heads up. On Thu, May 15, 2025 at 8:59 AM David Marchand wrote: > On Tue, Apr 2, 2024 at 2:46 AM Stephen Hemminger > wrote: > > > > On Mon, 1 Apr 2024 18:26:44 -0400 > > Patrick Rob

Re: pcapng_autotest unit test false positive

2025-05-14 Thread David Marchand
On Tue, Apr 2, 2024 at 2:46 AM Stephen Hemminger wrote: > > On Mon, 1 Apr 2024 18:26:44 -0400 > Patrick Robb wrote: > > > Another idea - maybe multiple timestamps are gathered from different > > CPU registers during the same test, and they are misaligned for that > > reason. Maybe we can try redu

Re: pcapng_autotest unit test false positive

2024-04-01 Thread Stephen Hemminger
On Mon, 1 Apr 2024 18:26:44 -0400 Patrick Robb wrote: > Another idea - maybe multiple timestamps are gathered from different > CPU registers during the same test, and they are misaligned for that > reason. Maybe we can try reducing the cores for each unit test to 1 > and checking whether the issu

Re: pcapng_autotest unit test false positive

2024-04-01 Thread Patrick Robb
On Fri, Mar 22, 2024 at 7:34 PM Stephen Hemminger wrote: > > > Could you build a simple test to see if TSC every runs backwards on > this machine. Or there could be yet another math error. > Or maybe container TSC is huge an wrapping around? > > The point of the test is to make sure that there was

Re: pcapng_autotest unit test false positive

2024-03-22 Thread Stephen Hemminger
On Fri, 22 Mar 2024 13:12:24 -0400 Patrick Robb wrote: > Hi David, > > Yes I'm seeing this pcapng_autotest fail intermittently on debian 11 > recently. It also got flagged on Slack, where Stephen indicated it is > likely a lab infra failure. > > Anyways, I guess based on the logs above it is a

Re: pcapng_autotest unit test false positive

2024-03-22 Thread Patrick Robb
Hi David, Yes I'm seeing this pcapng_autotest fail intermittently on debian 11 recently. It also got flagged on Slack, where Stephen indicated it is likely a lab infra failure. Anyways, I guess based on the logs above it is a timestamp error from TSC (as you can see HPET is not used). Indeed, the

pcapng_autotest unit test false positive

2024-03-20 Thread David Marchand
Hello Stephen, I noticed a (time based?) failure of the pcapng unit test in some UNH Debian 11 container. Please have a look. https://lab.dpdk.org/results/dashboard/patchsets/29604/ --- stdout --- RTE>>pcapng_autotest + ---