Here is a wiki about this feature, https://wiki.openstack.org/wiki/InstanceResourceQuota you can set CPU, disk IO consume policy, network traffic bandwidth for specified flavor. so the instance of that flavor can only consume under controlled physical resource. <https://wiki.openstack.org/wiki/InstanceResourceQuota> 2013/7/10 Shake Chen <shake.c...@gmail.com>
> https://blueprints.launchpad.net/nova/+spec/quota-instance-resource > > In my view the instance recourse like cpu, network, disk io quota feature > have in Grizzly. we just need to add the feature to Horizon. > > > On Wed, Jul 10, 2013 at 3:53 AM, Bruno Oliveira ~lychinus < > brunnop.olive...@gmail.com> wrote: > >> Hello, any thoughts on this ? >> >> Thank you >> -- >> >> Bruno Oliveira >> Developer, Software Engineer >> irc: lychinus | skype: brunnop.oliveira >> brunnop.olive...@gmail.com >> >> >> >> >> >> On Mon, Jul 1, 2013 at 4:22 PM, Bruno Oliveira ~lychinus >> <brunnop.olive...@gmail.com> wrote: >> > Hello Stackers, >> > >> > Today morning I saw an interesting question regarding CPU Scaling >> > in the list, which got me to ask the following: >> > >> > Currently (or in the roadmap) do we have any feature on Nova >> > (regardless of the hypervisor underneath) to set maximum disk I/O >> > throughput a VM can have ? >> > >> > I mean, let's say we have hundreds of VMs under the same host as >> > in production, and for some reason we're lacking performance due to >> > one (or a few of them) being too hungry/greedy for disk reads/writes. >> > >> > Question 1) Is there a way we can set quotas for disk I/O for a (group >> of) >> > instances ? Like: for this one (or this group), don't exceed the >> threshold >> > of 50 MB/seg >> > >> > Question 2) Also, do we have anything like vertical scalling ? >> > I mean, like defining CPU and Memory Balloons as extra resources >> > that a set of VMs can make use of (temporarily), if they're demanding >> to ? >> > >> > Note: I've seen some of the videos of "Heat" talking about increasing >> > horizontally the number of instances behind a load balancer to attend >> > an increasing number of user requests, for instances... >> > >> > Thank you so much. >> > >> > -- >> > >> > Bruno Oliveira >> > Developer, Software Engineer >> > irc: lychinus | skype: brunnop.oliveira >> > brunnop.olive...@gmail.com >> >> _______________________________________________ >> Mailing list: https://launchpad.net/~openstack >> Post to : openstack@lists.launchpad.net >> Unsubscribe : https://launchpad.net/~openstack >> More help : https://help.launchpad.net/ListHelp >> > > > > -- > Shake Chen > > > _______________________________________________ > Mailing list: https://launchpad.net/~openstack > Post to : openstack@lists.launchpad.net > Unsubscribe : https://launchpad.net/~openstack > More help : https://help.launchpad.net/ListHelp > > -- Tang Yaguang Canonical Ltd. | www.ubuntu.com | www.canonical.com Mobile: +86 152 1094 6968 gpg key: 0x187F664F
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