[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] dynamically set bandwidth limits of a virtual interface
On Thu, Dec 27, 2012 at 12:33:19PM +0000, Wei Liu wrote: > On Thu, 2012-12-27 at 08:46 +0000, Rohit Damkondwar wrote: > > Hi all. I want to set bandwidth limits to a virtual interface > > dynamically(without restarting virtual machine). I have been browsing > > xen source code 4.1.3. I looked into libxen folder(xen_vif.c) and > > hotplug(linux) folder. Earlier in xen 3.0 , xenvif struture > > (driver/net/xen-netback/ > > interface.c + common.h) and tx_add_credit function could be used to > > modify rate limits. I want to change bandwidth limits dynamically of a > > virtual interface in xen 4.1.3. Where should I look for in xen 4.1.3? > > > > Please help. > > > > Xen vif has a parameter called 'rate', I don't know whether it suits > you. > > Also, you can have a look at external tool like tc(8). My vague thought > is that Vif is just another interface in Dom0, tc(8) should be able to > traffic-shape Vif. > Yes, You can use the generic Linux QoS tools in dom0 to shape the vifs. > Last but not least, patches are always welcomed. ;-) > -- Pasi _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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