From: Chris J Arges <chris.j.arges@canonical.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: kvm@vger.kernel.org
Subject: Re: kvm-unit-test failures
Date: Wed, 03 Sep 2014 10:21:43 -0500 [thread overview]
Message-ID: <54073207.5090007@canonical.com> (raw)
In-Reply-To: <540729F0.20006@redhat.com>
On 09/03/2014 09:47 AM, Paolo Bonzini wrote:
> Il 02/09/2014 21:57, Chris J Arges ha scritto:
>>>> Can you please trace the test using trace-cmd
>>>> (http://www.linux-kvm.org/page/Tracing) and send the output?
>>>>
>>>> Paolo
>>>>
>> Paolo,
>>
>> I have posted the trace data here:
>> http://people.canonical.com/~arges/kvm/trace.dat.xz
>
> Can you try running the test again (no need to get a new trace) with
> clocksource=hpet on the kernel command line?
>
> Paolo
>
./x86-run x86/kvmclock_test.flat -smp 2 --append "10000000 `date +%s`"
qemu-system-x86_64 -enable-kvm -device pc-testdev -device
isa-debug-exit,iobase=0xf4,iosize=0x4 -display none -serial stdio
-device pci-testdev -kernel x86/kvmclock_test.flat -smp 2 --append
10000000 1409757645
enabling apic
enabling apic
kvm-clock: cpu 0, msr 0x:44d4c0
kvm-clock: cpu 0, msr 0x:44d4c0
Wallclock test, threshold 5
Seconds get from host: 1409757645
Seconds get from kvmclock: 1409757645
Offset: 0
Check the stability of raw cycle ...
Total vcpus: 2
Test loops: 10000000
Total warps: 0
Total stalls: 0
Worst warp: 0
Raw cycle is stable
Monotonic cycle test:
Total vcpus: 2
Test loops: 10000000
Total warps: 0
Total stalls: 0
Worst warp: 0
Measure the performance of raw cycle ...
Total vcpus: 2
Test loops: 10000000
TSC cycles: 1106490299
Measure the performance of adjusted cycle ...
Total vcpus: 2
Test loops: 10000000
TSC cycles: 3463433372
Return value from qemu: 1
Ok this passes, I'll now try the patch without the cmdline option.
--chris
next prev parent reply other threads:[~2014-09-03 15:21 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-26 18:29 [PATCH 0/2] kvm-unit-tests: add check parameter to run_tests configuration Chris J Arges
2014-08-26 18:29 ` [PATCH 1/2] " Chris J Arges
2014-08-27 13:29 ` Paolo Bonzini
2014-08-27 14:42 ` [PATCH 1/2 v2] " Chris J Arges
2014-08-27 14:45 ` [PATCH 1/2 v3] " Chris J Arges
2014-08-27 14:52 ` Paolo Bonzini
2014-08-27 21:24 ` kvm-unit-test failures (was: [PATCH 1/2 v3] add check parameter to run_tests configuration) Chris J Arges
2014-08-27 22:05 ` Paolo Bonzini
2014-08-29 17:36 ` kvm-unit-test failures Chris J Arges
2014-08-29 21:05 ` Chris J Arges
2014-08-31 16:05 ` Paolo Bonzini
2014-09-02 19:57 ` Chris J Arges
2014-09-03 14:47 ` Paolo Bonzini
2014-09-03 15:21 ` Chris J Arges [this message]
2014-09-03 14:59 ` Paolo Bonzini
2014-09-03 16:23 ` Chris J Arges
2014-09-03 17:52 ` Paolo Bonzini
2014-09-03 18:25 ` Chris J Arges
[not found] ` <54083688.6000201@redhat.com>
2014-09-04 11:33 ` Paolo Bonzini
2014-09-04 12:24 ` Wanpeng Li
2014-09-04 13:11 ` Paolo Bonzini
2014-08-29 21:08 ` Paolo Bonzini
2014-08-29 21:18 ` Chris J Arges
2014-08-26 18:29 ` [PATCH 2/2] x86/unittests.cfg: the pmu testcase requires that nmi_watchdog is disabled Chris J Arges
2014-08-27 13:29 ` Paolo Bonzini
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