Hi, I still can't reproduce this issue. ubuntu@s2lp3:~/cking$ uname -a Linux s2lp3 4.4.0-111-generic #134-Ubuntu SMP Mon Jan 15 14:49:29 UTC 2018 s390x s390x s390x GNU/Linux
sudo autotest/client/autotest-local autotest/client/tests/ubuntu_lttng_smoke_test/control 04:40:32 INFO | Writing results to /home/ubuntu/cking/autotest/client/results/default 04:40:32 INFO | START ---- ---- timestamp=1517218832 localtime=Jan 29 04:40:32 04:40:32 INFO | START ubuntu_lttng_smoke_test.lttng-smoke-test ubuntu_lttng_smoke_test.lttng-smoke-test timestamp=1517218832 localtime=Jan 29 04:40:32 04:40:39 ERROR| [stderr] [warning] Tracer discarded 2940 events between [04:40:36.265199305] and [04:40:36.359210703] in trace UUID d1adcb8ecc1bda4a859c29b06b87f76, at path: "/tmp/lttng-kernel-trace-3437-session/kernel", within stream id 0, at relative path: "channel0_1". You should consider recording a new trace with larger buffers or with fewer events enabled. 04:40:40 INFO | == lttng smoke test of session create/destroy == 04:40:40 INFO | Spawning a session daemon 04:40:40 INFO | Session test-kernel-session created. 04:40:40 INFO | Traces will be written in /tmp/lttng-kernel-trace-3437-session 04:40:40 INFO | PASSED (lttng create) 04:40:40 INFO | Session test-kernel-session destroyed 04:40:40 INFO | PASSED (lttng destroy) 04:40:40 INFO | 04:40:40 INFO | == lttng smoke test list kernel events == 04:40:40 INFO | PASSED (lttng list --kernel) 04:40:40 INFO | 04:40:40 INFO | lttng smoke test trace open/close system calls SKIPPED for s390x 04:40:40 INFO | 04:40:40 INFO | == lttng smoke test trace context switches == 04:40:40 INFO | Session test-kernel-session created. 04:40:40 INFO | Traces will be written in /tmp/lttng-kernel-trace-3437-session 04:40:40 INFO | PASSED (lttng create) 04:40:40 INFO | Kernel event sched_switch created in channel channel0 04:40:40 INFO | PASSED (lttng enable-event) 04:40:40 INFO | Tracing started for session test-kernel-session 04:40:40 INFO | PASSED (lttng start) 04:40:40 INFO | Waiting for data availability. 04:40:40 INFO | Tracing stopped for session test-kernel-session 04:40:40 INFO | PASSED (lttng stop) 04:40:40 INFO | Session test-kernel-session destroyed 04:40:40 INFO | PASSED (lttng destroy) 04:40:40 INFO | Found 19021 dd and 73933 context switches 04:40:40 INFO | PASSED (simple system call tracing with babeltrace) 04:40:40 INFO | 04:40:40 INFO | Summary: 8 passed, 0 failed 04:40:40 INFO | GOOD ubuntu_lttng_smoke_test.lttng-smoke-test ubuntu_lttng_smoke_test.lttng-smoke-test timestamp=1517218840 localtime=Jan 29 04:40:40 completed successfully 04:40:40 INFO | END GOOD ubuntu_lttng_smoke_test.lttng-smoke-test ubuntu_lttng_smoke_test.lttng-smoke-test timestamp=1517218840 localtime=Jan 29 04:40:40 04:40:40 INFO | END GOOD ---- ---- timestamp=1517218840 localtime=Jan 29 04:40:40 04:40:40 INFO | Report successfully generated at /home/ubuntu/cking/autotest/client/results/default/job_report.html -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1744270 Title: ubuntu_lttng_smoke_test failed on Xenial zVM Status in linux package in Ubuntu: In Progress Bug description: This test failed with the proposed Xenial kernel 4.4.0-111.134 on zVM It's not a regression since this can be reproduced with the older 4.4.0-108 on the very same node. Command returned non-zero exit status * Command: /home/ubuntu/autotest/client/tests/ubuntu_lttng_smoke_test/ubuntu_lttng_s moke_test.sh Exit status: 1 Duration: 0.447135210037 stdout: == lttng smoke test of session create/destroy == Spawning a session daemon Session test-kernel-session created. Traces will be written in /tmp/lttng-kernel-trace-32862-session PASSED (lttng create) Session test-kernel-session destroyed PASSED (lttng destroy) == lttng smoke test list kernel events == FAILED (lttng list --kernel) FAILED (lttng list --kernel more output expected) lttng smoke test trace open/close system calls SKIPPED for s390x == lttng smoke test trace context switches == Session test-kernel-session created. Traces will be written in /tmp/lttng-kernel-trace-32862-session PASSED (lttng create) FAILED (lttng enable-event) Session test-kernel-session destroyed Summary: 3 passed, 3 failed stderr: Error: Unable to list kernel events: Kernel tracer not available Error: Command error Error: Event sched_switch: Kernel tracer not available (channel channel0, session test-kernel-session) ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: linux-image-4.4.0-111-generic 4.4.0-111.134 ProcVersionSignature: Ubuntu 4.4.0-111.134-generic 4.4.98 Uname: Linux 4.4.0-111-generic s390x AlsaDevices: Error: command ['ls', '-l', '/dev/snd/'] failed with exit code 2: ls: cannot access '/dev/snd/': No such file or directory AplayDevices: Error: [Errno 2] No such file or directory: 'aplay' ApportVersion: 2.20.1-0ubuntu2.15 Architecture: s390x ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord' CRDA: Error: command ['iw', 'reg', 'get'] failed with exit code 1: nl80211 not found. CurrentDmesg: Date: Fri Jan 19 05:11:39 2018 IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig' Lspci: Lsusb: Error: command ['lsusb'] failed with exit code 1: PciMultimedia: ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=C SHELL=/bin/bash ProcFB: Error: [Errno 2] No such file or directory: '/proc/fb' ProcKernelCmdLine: root=UUID=44b0b919-a1a4-4849-9425-e71d4ac87d85 crashkernel=196M nogmb BOOT_IMAGE=0 RelatedPackageVersions: linux-restricted-modules-4.4.0-111-generic N/A linux-backports-modules-4.4.0-111-generic N/A linux-firmware 1.157.15 RfKill: Error: [Errno 2] No such file or directory: 'rfkill' SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1744270/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
