search for: virdomainsetblockiotun

Hi All, I am setting the value for "read_bytes_sec" using the following API code virDomainSetBlockIoTune(dom, "/mnt/tmpsdb/FileVM1", parainfoPtr, nparams, 2); I am succesfully able to set this value and i can read it back using the API virDomainGetBlockIoTune(dom,"/mnt/tmpsdb/FileVM1",parainfoPtr,&nparams,2); But after setting this value when i shutdown my VM and start it...

Hi, reading the below[1] on blkdeviotune made me wonder if we can dynamically change the values after the VM is already running using iotune. Is it supported? Thanks, Doron [1] https://fedoraproject.org/wiki/QA:Testcase_Virtualization_IO_Throttling

Hello All, I am using virDomainSetBlockIoTune() API to set the IO tune parameter for a running guest VM. I observed that after setting the value succesfully i ned to Shutdown and start the VM inorder to take the set value in effect. Is there any way with which these values come in effect in the same session of the VM without Shutting down a...

...08:02 AM, Doron Fediuck wrote: > Hi, > reading the below[1] on blkdeviotune made me wonder if we can dynamically > change the values after the VM is already running using iotune. > > Is it supported? Yes. 'virsh blkdeviotune' will do it (which makes calls to the underlying virDomainSetBlockIoTune() API). -- Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org

Hi, ALL, I just look for the class and method to use blockcopy in libvirt-java on this page: http://libvirt.org/sources/java/javadoc/ However, I can not find out. Libvirt-java Support blockcopy ? Thanks. Best Regards, Star Guo