是这样的。cloudstack里面有判断。其实看看代码就都清楚了。
2013/11/19 Du Jun <dj199...@gmail.com> > 经你们提醒，好像这个问题是解释得通的，就是虚拟机CPU每个核的主频必须小于物理机单核的主频。谢谢！恍然大悟！ > > > 2013/11/19 Du Jun <dj199...@gmail.com> > > > Hi Luo， > > 你的意思是你可以启动每个核为2GHZ，但核数为n(n>=2)的虚拟机？请问你用的cloudstack是什么版本？谢谢！ > > > > ------ > > Best regards, > > DuJun > > > > > > 2013/11/19 Xuan Luo <465296...@qq.com> > > > >> 你好！ > >> > 我也遇到过这个问题。我发现如果服务器（物理机）的单个核是2G，那就只能做2G的倍数的服务方案，例如2核总共就是4G，3核就是6G。所以你做requested > >> cpu:4400就会找不到合适的Host，找的时候会出现 > >> cpuFreqGood:false，VM也无法启动。把4400改成2000的倍数试试看\(^o^)/~ > >> > >> > >> > >> ------------------ 原始邮件 ------------------ > >> 发件人: "Du Jun"; > >> 发送时间: 2013年11月19日(星期二) 下午5:36 > >> 收件人: "users-cn"; > >> 主题: 无法添加CPU频率大于2GHZ的虚拟机 > >> > >> > >> > >> Hi, > >> Cloudstack4.2貌似有一个bug，就是可以添加CPU频率等于2GHZ的双核的compute > >> offering,但就是无法用这个compute > >> > >> > offering启动虚拟机。但事实上我宿主机的CPU主频远远大于2GHZ。大家有时间的话帮我看看我的log吧，虽然说有点长，但描述了创建虚拟机的全过程，其中我觉得可疑的cpuOverprovisioningFactor: > >> 1.0已经红色标记了，有没有人知道原因的帮我解释一下，谢谢啦！：） > >> 2013-11-19 17:22:32,651 DEBUG [cloud.api.ApiServlet] > >> (catalina-exec-2:null) > >> ===END=== 10.10.15.18 -- GET > >> > >> > > command=deployVirtualMachine&zoneId=de6081ca-0f25-44f0-aeec-81d0a844329e&templateId=f4a9b927-247c-429c-a0fe-e660c3f2dd23&hypervisor=KVM&serviceOfferingId=27287f8b-a488-4350-8b70-e57719f22b3b&diskOfferingId=43feaa9e-f7bd-4805-825a-d8527430ec02&networkIds=6d4ca91d-cf83-4d71-9c3c-0b4df343b3bd&displayname=tfxt-222&name=tfxt-222&response=json&sessionkey=kYuQ4zESaE%2FqGV%2Bjat8gMC4vI8Y%3D&_=1384852954050 > >> 2013-11-19 17:22:32,655 DEBUG [cloud.api.ApiDispatcher] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) > >> InfrastructureEntity name is:com.cloud.offering.ServiceOffering > >> 2013-11-19 17:22:32,656 DEBUG [cloud.api.ApiDispatcher] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) > >> ControlledEntity name is:com.cloud.template.VirtualMachineTemplate > >> 2013-11-19 17:22:32,659 DEBUG [cloud.api.ApiDispatcher] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) > >> ControlledEntity name is:com.cloud.network.Network > >> 2013-11-19 17:22:32,661 DEBUG [cloud.api.ApiDispatcher] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) > >> InfrastructureEntity name is:com.cloud.offering.DiskOffering > >> 2013-11-19 17:22:32,678 DEBUG [cloud.network.NetworkModelImpl] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) > Service > >> SecurityGroup is not supported in the network id=204 > >> 2013-11-19 17:22:32,681 DEBUG [cloud.network.NetworkModelImpl] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) > Service > >> SecurityGroup is not supported in the network id=204 > >> 2013-11-19 17:22:32,695 DEBUG > [cloud.deploy.DeploymentPlanningManagerImpl] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) > Deploy > >> avoids pods: [], clusters: [], hosts: [] > >> 2013-11-19 17:22:32,697 DEBUG > [cloud.deploy.DeploymentPlanningManagerImpl] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) > >> DeploymentPlanner allocation algorithm: > >> com.cloud.deploy.FirstFitPlanner_EnhancerByCloudStack_1ff4f9d9@303802fb > >> 2013-11-19 17:22:32,697 DEBUG > [cloud.deploy.DeploymentPlanningManagerImpl] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) > Trying > >> to allocate a host and storage pools from dc:1, pod:null,cluster:null, > >> requested cpu: 4400, requested ram: 2147483648 > >> 2013-11-19 17:22:32,697 DEBUG > [cloud.deploy.DeploymentPlanningManagerImpl] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) Is > ROOT > >> volume READY (pool already allocated)?: No > >> 2013-11-19 17:22:32,697 DEBUG [cloud.deploy.FirstFitPlanner] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) > >> Searching all possible resources under this Zone: 1 > >> 2013-11-19 17:22:32,698 DEBUG [cloud.deploy.FirstFitPlanner] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) > Listing > >> clusters in order of aggregate capacity, that have (atleast one host > with) > >> enough CPU and RAM capacity under this Zone: 1 > >> 2013-11-19 17:22:32,700 DEBUG [cloud.deploy.FirstFitPlanner] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) > >> Removing > >> from the clusterId list these clusters from avoid set: [] > >> 2013-11-19 17:22:32,706 DEBUG > [cloud.deploy.DeploymentPlanningManagerImpl] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) > >> Checking > >> resources in Cluster: 1 under Pod: 1 > >> 2013-11-19 17:22:32,708 DEBUG [allocator.impl.FirstFitAllocator] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ] > >> FirstFitRoutingAllocator) Looking for hosts in dc: 1 pod:1 cluster:1 > >> 2013-11-19 17:22:32,711 DEBUG [allocator.impl.FirstFitAllocator] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ] > >> FirstFitRoutingAllocator) FirstFitAllocator has 1 hosts to check for > >> allocation: [Host[-3-Routing]] > >> 2013-11-19 17:22:32,713 DEBUG [allocator.impl.FirstFitAllocator] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ] > >> FirstFitRoutingAllocator) Found 1 hosts for allocation after > >> prioritization: [Host[-3-Routing]] > >> 2013-11-19 17:22:32,713 DEBUG [allocator.impl.FirstFitAllocator] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ] > >> FirstFitRoutingAllocator) Looking for speed=4400Mhz, Ram=2048 > >> 2013-11-19 17:22:32,718 DEBUG [cloud.capacity.CapacityManagerImpl] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ] > >> FirstFitRoutingAllocator) Checking if host: 3 has enough capacity for > >> requested CPU: 4400 and requested RAM: 2147483648 , > >> cpuOverprovisioningFactor: > >> 1.0 > >> 2013-11-19 17:22:32,720 DEBUG [cloud.capacity.CapacityManagerImpl] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ] > >> FirstFitRoutingAllocator) > >> Hosts's actual total CPU: 64000 and CPU after applying overprovisioning: > >> 64000 > >> 2013-11-19 17:22:32,720 DEBUG [cloud.capacity.CapacityManagerImpl] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ] > >> FirstFitRoutingAllocator) Free CPU: 44400 , Requested CPU: 4400 > >> 2013-11-19 17:22:32,720 DEBUG [cloud.capacity.CapacityManagerImpl] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ] > >> FirstFitRoutingAllocator) Free RAM: 57892012032 , Requested RAM: > >> 2147483648 > >> 2013-11-19 17:22:32,720 DEBUG [cloud.capacity.CapacityManagerImpl] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ] > >> FirstFitRoutingAllocator) Host has enough CPU and RAM available > >> 2013-11-19 17:22:32,720 DEBUG [cloud.capacity.CapacityManagerImpl] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ] > >> FirstFitRoutingAllocator) STATS: Can alloc CPU from host: 3, used: > 19600, > >> reserved: 0, actual total: 64000, total with overprovisioning: 64000; > >> requested cpu:4400,alloc_from_last_host?:false > ,considerReservedCapacity?: > >> true > >> 2013-11-19 17:22:32,720 DEBUG [cloud.capacity.CapacityManagerImpl] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ] > >> FirstFitRoutingAllocator) STATS: Can alloc MEM from host: 3, used: > >> 26533167104, reserved: 0, total: 84425179136; requested mem: > >> 2147483648,alloc_from_last_host?:false ,considerReservedCapacity?: true > >> 2013-11-19 17:22:32,720 DEBUG [allocator.impl.FirstFitAllocator] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ] > >> FirstFitRoutingAllocator) Not using host 3; numCpusGood: true; > >> cpuFreqGood: > >> false, host has capacity?true > >> 2013-11-19 17:22:32,720 DEBUG [allocator.impl.FirstFitAllocator] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ] > >> FirstFitRoutingAllocator) Host Allocator returning 0 suitable hosts > >> 2013-11-19 17:22:32,720 DEBUG > [cloud.deploy.DeploymentPlanningManagerImpl] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) No > >> suitable hosts found > >> 2013-11-19 17:22:32,720 DEBUG > [cloud.deploy.DeploymentPlanningManagerImpl] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) No > >> suitable hosts found under this Cluster: 1 > >> 2013-11-19 17:22:32,722 DEBUG > [cloud.deploy.DeploymentPlanningManagerImpl] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) Could > >> not find suitable Deployment Destination for this VM under any clusters, > >> returning. > >> 2013-11-19 17:22:32,722 DEBUG [cloud.deploy.FirstFitPlanner] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) > >> Searching all possible resources under this Zone: 1 > >> 2013-11-19 17:22:32,723 DEBUG [cloud.deploy.FirstFitPlanner] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) > Listing > >> clusters in order of aggregate capacity, that have (atleast one host > with) > >> enough CPU and RAM capacity under this Zone: 1 > >> 2013-11-19 17:22:32,725 DEBUG [cloud.deploy.FirstFitPlanner] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) > >> Removing > >> from the clusterId list these clusters from avoid set: [1] > >> 2013-11-19 17:22:32,727 DEBUG [cloud.deploy.FirstFitPlanner] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) No > >> clusters found after removing disabled clusters and clusters in avoid > >> list, > >> returning. > >> 2013-11-19 17:22:32,730 DEBUG [cloud.vm.UserVmManagerImpl] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) > >> Destroying vm VM[User|tfxt-222] as it failed to create on Host with > >> Id:null > >> 2013-11-19 17:22:32,736 DEBUG [cloud.capacity.CapacityManagerImpl] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) VM > >> state > >> transitted from :Stopped to Error with event: OperationFailedToErrorvm's > >> original host id: null new host id: null host id before state > transition: > >> null > >> 2013-11-19 17:22:32,741 WARN [apache.cloudstack.alerts] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) > >> alertType:: 8 // dataCenterId:: 1 // podId:: null // clusterId:: null > // > >> message:: Failed to deploy Vm with Id: 24, on Host with Id: null > >> 2013-11-19 17:22:32,758 INFO [user.vm.DeployVMCmd] > (Job-Executor-2:job-34 > >> = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) > >> com.cloud.exception.InsufficientServerCapacityException: Unable to > create > >> a > >> deployment for VM[User|tfxt-222]Scope=interface com.cloud.dc.DataCenter; > >> id=1 > >> 2013-11-19 17:22:32,758 INFO [user.vm.DeployVMCmd] > (Job-Executor-2:job-34 > >> = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) Unable to create a > deployment > >> for VM[User|tfxt-222] > >> com.cloud.exception.InsufficientServerCapacityException: Unable to > create > >> a > >> deployment for VM[User|tfxt-222]Scope=interface com.cloud.dc.DataCenter; > >> id=1 > >> at > >> > >> > org.apache.cloudstack.engine.cloud.entity.api.VMEntityManagerImpl.reserveVirtualMachine(VMEntityManagerImpl.java:209) > >> at > >> > >> > org.apache.cloudstack.engine.cloud.entity.api.VirtualMachineEntityImpl.reserve(VirtualMachineEntityImpl.java:198) > >> at > >> > >> > com.cloud.vm.UserVmManagerImpl.startVirtualMachine(UserVmManagerImpl.java:3405) > >> at > >> > >> > com.cloud.vm.UserVmManagerImpl.startVirtualMachine(UserVmManagerImpl.java:2966) > >> at > >> > >> > com.cloud.vm.UserVmManagerImpl.startVirtualMachine(UserVmManagerImpl.java:2952) > >> at > >> > >> > com.cloud.utils.component.ComponentInstantiationPostProcessor$InterceptorDispatcher.intercept(ComponentInstantiationPostProcessor.java:125) > >> at > >> > >> > org.apache.cloudstack.api.command.user.vm.DeployVMCmd.execute(DeployVMCmd.java:420) > >> at com.cloud.api.ApiDispatcher.dispatch(ApiDispatcher.java:158) > >> at > >> com.cloud.async.AsyncJobManagerImpl$1.run(AsyncJobManagerImpl.java:531) > >> at > >> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) > >> at > >> java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334) > >> at java.util.concurrent.FutureTask.run(FutureTask.java:166) > >> at > >> > >> > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146) > >> at > >> > >> > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) > >> at java.lang.Thread.run(Thread.java:679) > >> 2013-11-19 17:22:32,760 DEBUG [cloud.async.AsyncJobManagerImpl] > >> (Job-Executor-2:job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ]) > >> Complete > >> async job-34 = [ 9b789b8d-055f-4077-a135-481d6d91b831 ], jobStatus: 2, > >> resultCode: 530, result: Error Code: 533 Error text: Unable to create a > >> deployment for VM[User|tfxt-222] > >> > > > > >
