[Kernel-packages] [Bug 1563970] Re: Clock issues on AMD Opteron(tm) Processor 6320

2016-04-29 Thread Rod Smith
*** This bug is a duplicate of bug 1564949 *** https://bugs.launchpad.net/bugs/1564949 ** This bug has been marked a duplicate of bug 1564949 Severe latency/skew on AMD Opetron processor -- You received this bug notification because you are a member of Kernel Packages, which is

[Kernel-packages] [Bug 1563970] Re: Clock issues on AMD Opteron(tm) Processor 6320

2016-04-04 Thread Jeff Lane
Tried mainline too: ubuntu@oil-phelps:~$ ./clocktest Testing for clock jitter on 8 cpus PASSED: largest jitter seen was 0.000385 Testing clock direction for 5 minutes... FAILED: Iteration 0 delta: 3.654284 FAILED: Iteration 1 delta: 1.010557 FAILED: Iteration 2 delta: 0.734235 FAILED: Iteration

[Kernel-packages] [Bug 1563970] Re: Clock issues on AMD Opteron(tm) Processor 6320

2016-04-01 Thread Joseph Salisbury
Would it be possible for you to test the latest upstream kernel? Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest v4.6 kernel[0]. If this bug is fixed in the mainline kernel, please add the following tag 'kernel-fixed-upstream'. If the mainline kernel does not fix

[Kernel-packages] [Bug 1563970] Re: Clock issues on AMD Opteron(tm) Processor 6320

2016-03-30 Thread Rod Smith
I've just reproduced the problem with 14.04 GA and a 3.13.0-24-generic kernel: $ for x in `seq 0 9`; do start=`date +"%s"`; sleep 60; stop=`date +"%s"`; echo "$stop - $start"|bc; done 63 60 60 60 61 60 60 60 60 61 -- You received this bug notification because you are a member of Kernel