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 <academicgar...@gmail.com> 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 <zhipengh...@gmail.com> > 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 <academicgar...@gmail.com> >> 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 >>> OpenStack-dev@lists.openstack.org >>> 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: zhipe...@uci.edu >> 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 osv-dev+unsubscr...@googlegroups.com. >> 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: zhipe...@uci.edu Office: Calit2 Building Room 2402 OpenStack, OpenDaylight, OpenCompute affcienado
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