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.*
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