----- Original Message ----- > From: "Punit Dambiwal" <hypunit(a)gmail.com&gt; > To: "Doron Fediuck" <dfediuck(a)redhat.com&gt; > Sent: Wednesday, October 22, 2014 4:19:56 AM > Subject: Re: [ovirt-users] Guest VM Running 160 RCU Processes > > Hi Darrell, > > I haven't open a BZ for the same...please let me know how i can open BZ ?? > > Doron@ yes i am referring the "MaxNumOfVmCpus"...as my host machine has 10 > CPU with HT so totally 20cpus...thats' why i modify this setting with > MaxNumOfVmCpus=20...as > i can not assign 160 Vcpus as my host has 20 only.... > > Thanks, > Punit > Punit, did you set the HT flag in the cluster policy? See: http://www.ovirt.org/OVirt_Administration_Guide#Optimization_Settings_Exp... You should set "Count Threads As Cores" or the engine will ignore your threads. > On Wed, Oct 22, 2014 at 12:29 AM, Doron Fediuck <dfediuck(a)redhat.com&gt; wrote: > > > Hi Punit, > > are you referring to MaxNumOfVmCpus? > > If so I do not see how this will have an effect other than not allowing > > you to run VMs with too many CPUs. > > > > ----- Original Message ----- > > > From: "Punit Dambiwal" <hypunit(a)gmail.com&gt; > > > To: "Doron Fediuck" <dfediuck(a)redhat.com&gt; > > > Sent: Tuesday, October 21, 2014 5:24:02 AM > > > Subject: Re: [ovirt-users] Guest VM Running 160 RCU Processes > > > > > > Hi Doron, > > > > > > I solved the issue with lower down the max vcpu setting in the > > > engine-config... > > > > > > Thanks, > > > Punit > > > > > > On Mon, Oct 20, 2014 at 8:34 PM, Doron Fediuck <dfediuck(a)redhat.com&gt; > > wrote: > > > > > > > > > > > > > > > ----- Original Message ----- > > > > > From: "Punit Dambiwal" <hypunit(a)gmail.com&gt; > > > > > To: users(a)ovirt.org, "Dan Kenigsberg" <danken(a)redhat.com&gt;, "Itamar > > > > Heim" <iheim(a)redhat.com&gt;, ahadas(a)redhat.com > > > > > Sent: Monday, October 20, 2014 5:58:20 AM > > > > > Subject: Re: [ovirt-users] Guest VM Running 160 RCU Processes > > > > > > > > > > Hi, > > > > > > > > > > Is there any body suggest me good way to handle it....?? > > > > > > > > > > On Fri, Oct 17, 2014 at 3:15 PM, Punit Dambiwal < hypunit(a)gmail.com > > > > > > > wrote: > > > > > > > > > > > > > > > > > > > > Hi, > > > > > > > > > > I have one Ovirt cluster and under this cluster all the guest > > machines > > > > (such > > > > > as centos,ubuntu,debian etc) almost 160 RCU processes running.... > > > > > > > > > > i searched on google about the RCU (It's kernel process > > > > "read-copy-upate") > > > > > > > > > > http://lwn.net/Articles/518953/ > > > > > > > > > > I want to know how i can modify this 160 processes to 10-20 or how i > > can > > > > to > > > > > disable it....is there any bed impact if i disable it.... > > > > > > > > > > Thanks, > > > > > Punit > > > > > > > > > > > > > > > > > > Hi Punit, > > > > we need to do a bit of a research on this one. > > > > In order to make sure we keep track of it, do you mind opening an RFE > > (BZ) > > > > with all the relevant details, including the hardware that you're > > using, > > > > guests config, how busy the guests/host are, Which hypervisor is used > > and > > > > the versions. > > > > > > > > Thanks, > > > > Doron > > > > > > > > > >