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# virsh list --all Id Name State ----------------------------------------------- 14 132-r9-gita.kreonet.net running ... # ps auxf USER PID %CPU %MEM START TIME COMMAND qemu 177798 0.5 0.3 Apr21 594:54 /usr/libexec/qemu-kvm -name guest=gita.kreonet.net -smp 4,maxcpus=16 # CPU -m size=8GB,maxmem=32GB # MEM -blockdev {"filename":"/rhev/data-center/mnt/192.168...:_nfs_.../9f6731d3-.../images/.../..a0892.qcow2",...} # DISK ... # virsh dumpxml 132-r9-gita.kreonet.net <domain type='kvm' id='14' xmlns:qemu='http://libvirt.org/schemas/domain/qemu/1.0'> <name>132-r9-gita.kreonet.net</name> <uuid>825fcb99-...</uuid> <maxMemory slots='16' unit='KiB'>33554432</maxMemory> <memory unit='KiB'>8388608</memory> <currentMemory unit='KiB'>8388608</currentMemory> <vcpu placement='static' current='4'>16</vcpu> <disk type='file' device='disk' snapshot='no'> <driver name='qemu' type='qcow2' .../> <source file='/rhev/data-center/mnt/..._nfs_.../9f6731d3-.../images/.../...' index='1'></source> <target ...dev='sda' bus='scsi'/> |
참고로 하드디스크를 이미지로 떠서 가상머신으로 부팅하면 부팅이 됨. 역으로 가상머신의 이미지를 물리적인 하드디스크에 풀어내면 물리적인 실제 서버에서도 부팅이 됨. - http://idchowto.com/kvm-qcow2-파일을-물리적-디스크로-복사-부팅/
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# uname -a VMkernel ESXI05 5.5.0 #1 SMP Release build-2068190 Aug 22 2014 19:00:51 x86_64 GNU/Linux # ps -c | grep msjangworkspace 39171 39171 vmx /bin/vmx -s sched.group=host/user #product=2; name=VMware ESX; version=5.5.0; buildnumber=2068190; licensename=VMware ESX Server; licenseversion=5.0; -@ duplex=3; msgs=ui /vmfs/volumes/51f872db-e7b1b18e-c6a2-0025b5010101/ 054_c7_workspace_msjang/054_c7_workspace_msjang.vmx 39188 vmm0 :054_c7_workspace_msjang 39196 vmm1 :054_c7_workspace_msjang 39197 vmm2 :054_c7_workspace_msjang 39198 vmm3 :054_c7_workspace_msjang 39207 39171 vmx-vthread-7:054_c7_workspace_msjang /bin/vmx 39212 39171 vmx-vthread-8:054_c7_workspace_msjang /bin/vmx 39221 39171 vmx-mks :054_c7_workspace_msjang /bin/vmx 39222 39171 vmx-svga :054_c7_workspace_msjang /bin/vmx 39225 39171 vmx-vcpu-0 :054_c7_workspace_msjang /bin/vmx 39226 39171 vmx-vcpu-1 :054_c7_workspace_msjang /bin/vmx 39227 39171 vmx-vcpu-2 :054_c7_workspace_msjang /bin/vmx 39228 39171 vmx-vcpu-3 :054_c7_workspace_msjang /bin/vmx # cd /vmfs/volumes/51f872db-e7b1b18e-c6a2-0025b5010101/054_c7_workspace_msjang/ # ls -alh total 74421272 drwxr-xr-x root 2.9K Jan 21 2020 . drwxr-xr-t root 4.2K Oct 30 20:31 .. -rw------- root 8.0G Jan 21 2020 054_c7_workspace_msjang-7f29ff24.vswp -rw------- root 8.5K Jan 21 2020 054_c7_workspace_msjang.nvram -rw-r--r-- root 0 Jan 18 2018 054_c7_workspace_msjang.vmsd -rw------- root 3.2K Jan 21 2020 054_c7_workspace_msjang.vmx -rw------- root 0 Jan 21 2020 054_c7_workspace_msjang.vmx.lck -rw-r--r-- root 263 Jan 18 2018 054_c7_workspace_msjang.vmxf -rw------- root 3.2K Jan 21 2020 054_c7_workspace_msjang.vmx~ -rw------- root 538 Jan 21 2020 054_c7_workspace_msjang.vmdk -rw------- root 32.0G Oct 30 23:18 054_c7_workspace_msjang-flat.vmdk -rw------- root 542 Jan 21 2020 054_c7_workspace_msjang_1.vmdk -rw------- root 384.0G Oct 30 23:18 054_c7_workspace_msjang_1-flat.vmdk -rw------- root 159.4K Apr 22 2021 vmware.log -rw------- root 162.0M Jan 21 2020 vmx-054_c7_workspace_msjang-2133458724-1.vswp # cat 054_c7_workspace_msjang.vmx nvram = "54054_c7_workspace_msjang.nvram" numvcpus = "4" cpuid.coresPerSocket = "2" memSize = "8192" ethernet0.virtualDev = "vmxnet3" ethernet0.networkName = "VMNet" ethernet0.generatedAddress = "00:50:56:95:72:98" scsi0:0.fileName = "054_c7_workspace_msjang.vmdk" scsi0:1.fileName = "054_c7_workspace_msjang_1.vmdk" ... |
컨테이너
도커는 CPU, 메모리, 디스크 제한 거는 것 가능. 기본적으로 호스트머신의 자원을 제한 없이 이용. https://docs.docker.com/config/containers/resource_constraints/
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