Great let's have some f2f time discussion at Paris. Have you added what u mentioned in Nova Kilo summit topics?
On Thu, Oct 16, 2014 at 2:54 PM, Gareth <[email protected]> wrote: > Pusihng it into OpenStack is not a hard job, because for OpenStack > developers OSv image is a normal qcow2 image. What you need do is enabling > some Qemu flags in Nova libvirt driver. > > yep, I will be there :) > > On Thu, Oct 16, 2014 at 2:10 PM, Zhipeng Huang <[email protected]> > wrote: > >> Ahhh, that's bad. Do you think there is a need for pushing OSv >> integration in OpenStack in Kilo cycle? Would you come to Paris Summit? >> >> On Thu, Oct 16, 2014 at 1:24 PM, Gareth <[email protected]> wrote: >> >>> yes :) >>> >>> I planed that if that topic were picked, I could apply that as a formal >>> project in Intel. But failed... >>> >>> On Thu, Oct 16, 2014 at 12:53 PM, Zhipeng Huang <[email protected]> >>> wrote: >>> >>>> Hi, I'm also interested in it. You submitted a talk about it to Paris >>>> Summit right? >>>> >>>> On Thu, Oct 16, 2014 at 10:34 AM, Gareth <[email protected]> >>>> wrote: >>>> >>>>> >>>>> Here is introducing OSv to all OpenStack developers. OSv team is >>>>> focusing on performance of KVM based guest OS, or cloud application. I'm >>>>> interested in it because of their hard work on optimizing all details. And >>>>> I had also worked on deploying OSv on OpenStack environment. However, >>>>> since >>>>> my work is only for private interests in off working time, my progress is >>>>> pretty slow. So I have to share my experience and hope other engineers >>>>> could join it: >>>>> >>>>> # OSv highlights in my mind >>>>> >>>>> 1, Super fast booting time means nearly zero down time services, an >>>>> alternative way to dynamic flavor changing and time improvement for >>>>> deploying instances in KVM based PaaS platform. 2, Great work on >>>>> performance. Cloud engineers could borrow experience from their work on >>>>> guest OS. 3, Better performance on JVM. We could imagine there are many >>>>> overhead and redundancy in host OS/guest OS/JVM. Fixing that could help >>>>> Java applications perform closer to bare-metal. >>>>> >>>>> # Enabling OSv on OpenStack >>>>> >>>>> Actually there should not be any big problems. The steps are that >>>>> building OSv qcow2 image first and boot it via Nova then. You may face >>>>> some >>>>> problems because OSv image need many new Qemu features, such as >>>>> virtio-rng-io/vhost and enable-kvm flag is necessary. >>>>> >>>>> Fortunately, I don't meet any problems with network, Neutron (actually >>>>> I thought before network in OpenStack maybe hang me for a long time). OSv >>>>> need a tap device and Neutron does good job on it. And then I could access >>>>> OSv service very well. >>>>> >>>>> # OSv based demo >>>>> >>>>> The work I finished is only a memcached cluster. And the result is >>>>> obvious: memory throughout of OSv based instance has 3 times than it in >>>>> traditional virtual machines, and 90% of performance on host OS[0][1]. >>>>> Since their work on memcached is quite mature, consider OSv if you need >>>>> build memcached instance. >>>>> >>>>> Another valuable demo cluster is Hadoop. When talking about Hadoop on >>>>> OpenStack, the topic asked most frequently is the performance on virtual >>>>> machines. A known experience is higher version Qemu would help fix disk >>>>> I/O >>>>> performance[2]. But how does the overlap in JVM/guest OS? I would love to >>>>> find that, but don't have so much time. >>>>> >>>>> After of all, the purpose of this thread is to bring an interesting >>>>> topic on cloud performance and hope more and more efficient clusters based >>>>> on OpenStack (in production use). I don't have so much time on OSv because >>>>> this just is my personal interest, but I could prove OSv is a valuable way >>>>> and topic. >>>>> >>>>> [0] http://paste.openstack.org/show/121382/ >>>>> [1] >>>>> https://github.com/cloudius-systems/osv/wiki/OSv-Case-Study:-Memcached >>>>> [2] >>>>> https://www.openstack.org/summit/openstack-summit-atlanta-2014/session-videos/presentation/performance-of-hadoop-on-openstack >>>>> >>>>> -- >>>>> Gareth >>>>> >>>>> *Cloud Computing, OpenStack, Distributed Storage, Fitness, Basketball* >>>>> *OpenStack contributor, kun_huang@freenode* >>>>> *My promise: if you find any spelling or grammar mistakes in my email >>>>> from Mar 1 2013, notify me * >>>>> *and I'll donate $1 or ￥1 to an open organization you specify.* >>>>> >>>>> _______________________________________________ >>>>> OpenStack-dev mailing list >>>>> [email protected] >>>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev >>>>> >>>>> >>>> >>>> >>>> -- >>>> Zhipeng Huang >>>> Research Assistant >>>> Mobile Ad-Hoc Network Lab, Calit2 >>>> University of California, Irvine >>>> Email: [email protected] >>>> Office: Calit2 Building Room 2402 >>>> OpenStack, OpenDaylight, OpenCompute affcienado >>>> >>>> -- >>>> You received this message because you are subscribed to the Google >>>> Groups "OSv Development" group. >>>> To unsubscribe from this group and stop receiving emails from it, send >>>> an email to [email protected]. >>>> For more options, visit https://groups.google.com/d/optout. >>>> >>> >>> >>> >>> -- >>> Gareth >>> >>> *Cloud Computing, OpenStack, Distributed Storage, Fitness, Basketball* >>> *OpenStack contributor, kun_huang@freenode* >>> *My promise: if you find any spelling or grammar mistakes in my email >>> from Mar 1 2013, notify me * >>> *and I'll donate $1 or ￥1 to an open organization you specify.* >>> >> >> >> >> -- >> Zhipeng Huang >> Research Assistant >> Mobile Ad-Hoc Network Lab, Calit2 >> University of California, Irvine >> Email: [email protected] >> Office: Calit2 Building Room 2402 >> OpenStack, OpenDaylight, OpenCompute affcienado >> > > > > -- > Gareth > > *Cloud Computing, OpenStack, Distributed Storage, Fitness, Basketball* > *OpenStack contributor, kun_huang@freenode* > *My promise: if you find any spelling or grammar mistakes in my email from > Mar 1 2013, notify me * > *and I'll donate $1 or ￥1 to an open organization you specify.* > -- Zhipeng Huang Research Assistant Mobile Ad-Hoc Network Lab, Calit2 University of California, Irvine Email: [email protected] Office: Calit2 Building Room 2402 OpenStack, OpenDaylight, OpenCompute affcienado
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