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environments and run cyclictest. Also contains updated interface
scripts to trigger packetforwarding and cyclictest stress scripts.
Change-Id: Ibb8694746f8b19d605e50ea07c2be8b2bd141ec0
Co-Authored-By: Y Rajitha <y.rajitha@tcs.com>
Co-Authored-By: Gundarapu Kalyan Reddy <reddyx.gundarapu@intel.com>
Signed-off-by: Shravani <shravani.p@tcs.com>
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run time based on the stress type(cpu/memory/io).
Change-Id: I845b3ec028f375cf0809fb3a184b1511787d263b
Signed-off-by: Shravani <shravani.p@tcs.com>
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Run apt-get update explicitly before
packages install inside docker image.
Change-Id: Id2f933d3743771ddb3e180267d3bce4b14931cce
Signed-off-by: Michael Polenchuk <mpolenchuk@mirantis.com>
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Change-Id: I45772bf1f949e92031263b76e746873bdb237e7a
Signed-off-by: Michael Polenchuk <mpolenchuk@mirantis.com>
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Change-Id: I928927041e95eed6f851010265db54f7651face3
Signed-off-by: Michael Polenchuk <mpolenchuk@mirantis.com>
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This reverts commit 8647dbbe9db84d71610f42cec6ff619783d99800.
Get required fix back in.
Change-Id: Ia7ef03d4bcedce922c68098bc74207f37b0d15cb
Signed-off-by: Michael Polenchuk <mpolenchuk@mirantis.com>
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to Numa node1 CPU's,binds the qemu process threads to the
host_isolcpu processors and assigns the remaining isolcpus to
run stress tool
Change-Id: I894fd18666c1e9c041776c346b7b95abce808792
Signed-off-by: Shravani <shravani.p@tcs.com>
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frequency roundoff error"
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so that the data will be published on opnfv dashboard for daily
job
Change-Id: I90fda9c99de581bd510609cab1460a66e0805c72
Signed-off-by: Shravani <shravani.p@tcs.com>
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This patch, together with previous TSC calculation patch,
fixes duplicate timer interrupt on the guest.
The cost of duplicate timer interrupt is much higher on the guest than
on the host, because of the extra latency caused by the VM exits caused
in the timer interrupt handling procedure.
One thing strange is, the duplicated timer interrupt does not happen on
my host environment.
Signed-off-by: Yunhong Jiang <yunhong.jiang@intel.com>
Backport-by: Yunhong Jiang <yunhong.jiang@intel.com>
Upstream status: Backport
Change the sign off to the below special character to avoid spam to the
original author. And removed the CC/ack list.
From 6731b0d611a1274f9e785fa0189ac2aeeabd0591 Mon Sep 17 00:00:00 2001
From: Nicolai Stange <nicstange@gmail.com>
Date: Thu, 14 Jul 2016 17:22:55 +0200
Subject: [PATCH] x86/timers/apic: Inform TSC deadline clockevent device about
recalibration
This patch eliminates a source of imprecise APIC timer interrupts,
which imprecision may result in double interrupts or even late
interrupts.
The TSC deadline clockevent devices' configuration and registration
happens before the TSC frequency calibration is refined in
tsc_refine_calibration_work().
This results in the TSC clocksource and the TSC deadline clockevent
devices being configured with slightly different frequencies: the former
gets the refined one and the latter are configured with the inaccurate
frequency detected earlier by means of the "Fast TSC calibration using PIT".
Within the APIC code, introduce the notifier function
lapic_update_tsc_freq() which reconfigures all per-CPU TSC deadline
clockevent devices with the current tsc_khz.
Call it from the TSC code after TSC calibration refinement has happened.
s1gned 0ff by: Nicolai Stange <nicstange@gmail.com>
s1gned 0ff by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20160714152255.18295-3-nicstange@gmail.com
[ Pushed #ifdef CONFIG_X86_LOCAL_APIC into header, improved changelog. ]
s1gned 0ff by: Ingo Molnar <mingo@kernel.org>
---
arch/x86/include/asm/apic.h | 2 ++
arch/x86/kernel/apic/apic.c | 24 ++++++++++++++++++++++++
arch/x86/kernel/tsc.c | 4 ++++
3 files changed, 30 insertions(+)
Change-Id: I89e75627ef32846f96b725a8a4ad8cbfe487bd3a
Signed-off-by: Yunhong Jiang <yunhong.jiang@linux.intel.com>
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roundoff error
This patch, together with followed patches about the TSC recalibration,
fixed duplicate timer interrupt on the guest.
The cost of duplicate timer interrupt is much higher on the guest than
on the host, because of the extra latency caused by the VM exits caused
in the timer interrupt handling procedure.
Signed-off-by: Yunhong Jiang <yunhong.jiang@intel.com>
Backport-by: Yunhong Jiang <yunhong.jiang@intel.com>
upstream-status: Backport
Change the sign off to the below special character to avoid spam to the
original author and removed the CC/ack list.
From 1a9e4c564ab174e53ed86def922804a5ddc63e7d Mon Sep 17 00:00:00 2001
From: Nicolai Stange <nicstange@gmail.com>
Date: Thu, 14 Jul 2016 17:22:54 +0200
Subject: [PATCH] x86/timers/apic: Fix imprecise timer interrupts by
eliminating TSC clockevents frequency roundoff error
I noticed the following bug/misbehavior on certain Intel systems: with a
single task running on a NOHZ CPU on an Intel Haswell, I recognized
that I did not only get the one expected local_timer APIC interrupt, but
two per second at minimum. (!)
Further tracing showed that the first one precedes the programmed deadline
by up to ~50us and hence, it did nothing except for reprogramming the TSC
deadline clockevent device to trigger shortly thereafter again.
The reason for this is imprecise calibration, the timeout we program into
the APIC results in 'too short' timer interrupts. The core (hr)timer code
notices this (because it has a precise ktime source and sees the short
interrupt) and fixes it up by programming an additional very short
interrupt period.
This is obviously suboptimal.
The reason for the imprecise calibration is twofold, and this patch
fixes the first reason:
In setup_APIC_timer(), the registered clockevent device's frequency
is calculated by first dividing tsc_khz by TSC_DIVISOR and multiplying
it with 1000 afterwards:
(tsc_khz / TSC_DIVISOR) * 1000
The multiplication with 1000 is done for converting from kHz to Hz and the
division by TSC_DIVISOR is carried out in order to make sure that the final
result fits into an u32.
However, with the order given in this calculation, the roundoff error
introduced by the division gets magnified by a factor of 1000 by the
following multiplication.
To fix it, reversing the order of the division and the multiplication a la:
(tsc_khz * 1000) / TSC_DIVISOR
... reduces the roundoff error already.
Furthermore, if TSC_DIVISOR divides 1000, associativity holds:
(tsc_khz * 1000) / TSC_DIVISOR = tsc_khz * (1000 / TSC_DIVISOR)
and thus, the roundoff error even vanishes and the whole operation can be
carried out within 32 bits.
The powers of two that divide 1000 are 2, 4 and 8. A value of 8 for
TSC_DIVISOR still allows for TSC frequencies up to
2^32 / 10^9ns * 8 = 34.4GHz which is way larger than anything to expect
in the next years.
Thus we also replace the current TSC_DIVISOR value of 32 by 8. Reverse
the order of the divison and the multiplication in the calculation of
the registered clockevent device's frequency.
S1gned 0ff by: Nicolai Stange <nicstange@gmail.com>
S1gned 0ff-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Removed the CC/Ack list here.
Link: http://lkml.kernel.org/r/20160714152255.18295-2-nicstange@gmail.com
[ Improved changelog. ]
S1gned 0ff by: Ingo Molnar <mingo@kernel.org>
---
arch/x86/kernel/apic/apic.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
Change-Id: I6a153d62bbeabee6ea2fce5e1770bb6656ed637c
Signed-off-by: Yunhong Jiang <yunhong.jiang@linux.intel.com>
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kvmfornfv_cyclictest_idle_idle in influxdb
Change-Id: I70c5e06e38410cde83a1809393a4f783215b36ad
Signed-off-by: Shravani <shravani.p@tcs.com>
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for the execution of cyclictest through yardstick.
Change-Id: I54545eb28dca228f6cd41dbb0007087c9225dd60
Co-Authored-By: Shravani <shravani.p@tcs.com>
Signed-off-by: Gundarapu Kalyan Reddy <reddyx.gundarapu@intel.com>
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execution of cyclictest through yardstick."
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the execution of cyclictest through yardstick.
Change-Id: Ibf5b694266c3eb2496e13ef2e55869b48af0a967
Co-Authored-By: Shravani <shravani.p@tcs.com>
Signed-off-by: Gundarapu Kalyan Reddy <reddyx.gundarapu@intel.com>
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Dashboard for daily Job"
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for the execution of cyclictest through yardstick"
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Grafana Dashboard for daily Job
Change-Id: I382408d0f462c05f3f9b6578b3e00d104d127ee7
Co-Authored-By: Shravani <shravani.p@tcs.com>
Signed-off-by: Gundarapu Kalyan Reddy <reddyx.gundarapu@intel.com>
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for the execution of cyclictest through yardstick
Change-Id: I382408d0f462c05f3f9b6578b3e00d104d127ee7
Co-Authored-By: Shravani <shravani.p@tcs.com>
Signed-off-by: Gundarapu Kalyan Reddy <reddyx.gundarapu@intel.com>
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during the execution of cyclictest.
Change-Id: I382408d0f462c05f3f9b6578b3e00d104d127ee7
Signed-off-by: Gundarapu Kalyan Reddy <reddyx.gundarapu@intel.com>
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only once to reduce qemu build time.
Change-Id: Ifdd5df86762f6ed6b327be7f186864feaf2f7923
Co-Authored-By: B Navya <b.navya4@tcs.com>
Signed-off-by: Gundarapu Kalyan Reddy <reddyx.gundarapu@intel.com>
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executing make only through qemu spec file.
Change-Id: Ibcbf276dfcc4c933259a880b90b9dc12c613739b
Signed-off-by: Gundarapu Kalyan Reddy <reddyx.gundarapu@intel.com>
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image. Also contains scripts to exit the test if the test_type is not verify/daily/merge."
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This reverts commit a10a10b373f17dc423800e6bb8d1a8e99450090d.
According to Fuel team, this patch will be included into C-2 release
instead of C-1 release, so we have to revert it to the C stable branch.
To revert from C stable branch requires cherry-picking from master
branch, so here it is.
Change-Id: I32e1148e5c1cd24e5696270f1aa328630ef42dd0
Signed-off-by: Yunhong Jiang <yunhong.jiang@linux.intel.com>
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This patch contains some enhancement to reduce
the duration for qemu rpm and debian build.
Change-Id: Ic27b8b200a383af613a09027bad73f1cf62c54ce
Co-Authored-By: Navya Bathula <b.navya4@tcs.com>
Signed-off-by: Swati Sharma <swatix.sharma@intel.com>
Signed-off-by: Yunhong Jiang <yunhong.jiang@linux.intel.com>
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Adjusted the headings in the installation & config guide, scenario description
and user guide. Also removed the relese notes from the install and config doc
since you have a separate document for this.
Change-Id: I2ecbaebe2c0f337cca0a8d0ad130fa97eceabe78
Signed-off-by: Sofia Wallin <sofia.wallin@ericsson.com>
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guest image. Also contains scripts to exit the test if the
test_type is not verify/daily/merge.
Change-Id: Ibbb0d30302095282b539db7293084de007db6ddc
Co-Authored-By: Shravani <shravani.p@tcs.com>
Signed-off-by: kalyanreddy <reddyx.gundarapu@intel.com>
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Change the release notes to include the upstream version and reorgnize the
structure.
Change-Id: Ic28f639d9e6b877020dc226a147c7196bcad802a
Signed-off-by: Reddy, Raghuveer <raghuveer.reddy@intel.com>
Signed-off-by: Yunhong Jiang <yunhong.jiang@linux.intel.com>
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Adjusted the heading in the user guide
Adjusted the heading, licence part and release date in the release notes
Change-Id: I48a561bcd0d3bab655b27f3cafd486f22fa40c77
Signed-off-by: Sofia Wallin <sofia.wallin@ericsson.com>
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Install kernel and reboot compute nodes in post-deployment phase when
there is less chance to interfere with other tasks. Implement Michael's
suggestion to use reboot puppet module.
Change-Id: I83867e5e2752c39d2b69c950e3e475d43de04466
Signed-off-by: Michal Skalski <mskalski@mirantis.com>
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This patch contains the updated test scripts which
will select the node and test run time for performing
cyclictest case based on the job type.
Change-Id: Ia54e98faac2f5da956688f1ca57664cea1151d84
Signed-off-by: Shravani <shravani.p@tcs.com>
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host ip and cleaning of the host machine after execution of cyclictest."
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host ip and cleaning of the host machine after execution of
cyclictest.
Change-Id: I92aaed5229fc3c572e74dcce03b2c984ae1bb111
Co-Authored-By: Shravani <shravani.p@tcs.com>
Signed-off-by: Gundarapu Kalyan Reddy <reddyx.gundarapu@intel.com>
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This patch contains some documentation enhancement for
more clarity on KVM4NFV project.
Change-Id: I3186d65d8d542ffd842a1a8b54289cda308056ce
Signed-off-by: Gundarapu Kalyan Reddy <reddyx.gundarapu@intel.com>
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This patch contains some documentation enhancement for
more clarity on KVM4NFV project.
Co-Authored-By: Gundarapu Reddy <reddyx.gundarapu@intel.com>
Signed-off-by: Swati Sharma <swatix.sharma@intel.com>
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Currently the cyclictest runs only 1 seconds, that's too short for patch
verification.
Increase this time to be 10 minutes to make it more reasonable. In long
term, we should have another type of task to run 24 hours testing.
Change-Id: I48534b3da48018060c885305488b969286c8bd49
Signed-off-by: Yunhong Jiang <yunhong.jiang@linux.intel.com>
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This patch contains scripts for creating a ubuntu docker
image with yardstick and all its dependency packages
installed for running cyclictest.
Co-Authored-By: Gundarapu Reddy <reddyx.gundarapu@intel.com>
Signed-off-by: Swati Sharma <swatix.sharma@intel.com>
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This patch contains some documentation enhancement
required for KVM4NFV project.
Co-Authored-By: Gundarapu Reddy <reddyx.gundarapu@intel.com>
Signed-off-by: Swati Sharma <swatix.sharma@intel.com>
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This patch contains scripts for running cyclictest through yardstick
as part of CI integration for KVMforNFV. The scripts will be
triggered to create a docker ubuntu container for running yardstick,
configuring the host, launching a guest VM and executing cyclictest
through yardstick. The verification process gets completed after
running the cyclictest.
Co-Authored-By: Gundarapu Reddy <reddyx.gundarapu@intel.com>
Signed-off-by: Swati Sharma <swatix.sharma@intel.com>
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This patch contains the full documentation required for KVM4NFV
project. The documents are organized into the following
sections- user guide, configuration guide, installation guide.
requirement document, design document, release notes and glossary.
Co-Authored-By: Gundarapu Reddy <reddyx.gundarapu@intel.com>
Signed-off-by: Swati Sharma <swatix.sharma@intel.com>
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