Alena, Thank you so much for your reply. It is very clear and helpful for me. I will work on vm disk throttling in the next days.
2013/4/17 Alena Prokharchyk <alena.prokharc...@citrix.com> > I've located the detailed article on how to setup the network throttling > in cloudStack: > > http://support.citrix.com/article/CTX132019 > > > The approaches base on the Network type (Guest,Public,Control) and vmType > (VR/UserVm/SSVM) > > We might need to add it to Apache Wiki. > > -Alena. > > On 4/17/13 11:09 AM, "Wei ZHOU" <ustcweiz...@gmail.com> wrote: > > >yes, you can limit network rate of certain type of networks according to > >Alena's approach. > >Maybe we also need to limit the network rate of "VMs" in certain networks? > > > > > >2013/4/17 Alena Prokharchyk <alena.prokharc...@citrix.com> > > > >> You can change it on the network offering level (networkRate parameter). > >> Create a new network offering with the desired network rate, and upgrade > >> your existing network to the new offering. The advantage of this > >>approach > >> over the global config parameter change is - the global config change > >>will > >> affect all the networks in the system while when you do it per offering, > >> you can limit it only to certain networks. > >> > >> > >> -Alena. > >> > >> On 4/17/13 9:42 AM, "Wei ZHOU" <ustcweiz...@gmail.com> wrote: > >> > >> >hi, > >> >the default value of network.throttling.rate and > >> >vm.network.throttling.rate is 200mbps, you can change it in global > >> >setting. Restart management server and network. > >> > > >> >best, > >> >wei > >> > > >> >2013/4/17, benoit lair <kurushi4...@gmail.com>: > >> >> Hello guys, > >> >> > >> >> > >> >> I'm testing an preproduction environment with cs4.0.0 onto centos > >>5.3. > >> >> > >> >> I'm testing a vpc environment. > >> >> > >> >> I'm asking why does the tier networks are limited to 200mb/s (network > >> >> offering DefaultIsolatedNetworkOfferingForVpcNetworksNoLB) ? > >> >> So in xencenter, if i look at the network tab of my vpc vr vm, i got > >>a > >> >>qos > >> >> of 25600 kbytes/sec. > >> >> > >> >> Is there a risk to create a different network offering with a 1000 > >>mb/s > >> >>qos > >> >> limit ? no limit ? > >> >> > >> >> What if i want to recreate a multi tier environnment with a no limit > >>of > >> >>qos > >> >> with a 500 mb/s troughput, a 1000mb/s troughput ? > >> >> > >> >> What do you think about vpc vr capabilities ? any deployment > >> >> recommendations ? > >> >> > >> >> > >> >> Thanks for any advice. > >> >> > >> >> Regards, Benoit Lair. > >> >> > >> > > >> > >> > >> > > > > >