Attachment 1683321 Details for Bug 1822875 – Added detailed info about VM in an attachment file

Added detailed info about VM in an attachment file

Bug_1822875_VM_info.txt (text/plain), 9.37 KB, created by Kedar Bidarkar on 2020-04-30 14:19:07 UTC

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Creator: Kedar Bidarkar

Created: 2020-04-30 14:19:07 UTC

Size: 9.37 KB

patch

obsolete

>Configuration of the VM
>---------------------------
>Created a VM with below specs: 
>
>    spec:
>      nodeSelector:
>        kubernetes.io/hostname: kbidarka-b33-mlkgs-worker-c6hgj
>      domain:
>        cpu:
>          cores: 1
>          threads: 1
>          dedicatedCpuPlacement: true
>        memory:
>          hugepages:
>            pageSize: "1Gi"
>        devices:
>          disks:
>          - disk:
>              bus: virtio
>            name: datavolumedisk1
>        machine:
>          type: ""
>        resources:
>          requests:
>            memory: "4Gi"
>          limits:
>            memory: "4Gi"
>
>
>Added kernel params towards the end on line, GRUB_CMDLINE_LINUX
>
>[cloud-user@vm-rhel7-hugepages ~]$ cat /etc/default/grub 
>GRUB_TIMEOUT=1
>GRUB_DISTRIBUTOR="$(sed 's, release .*$,,g' /etc/system-release)"
>GRUB_DEFAULT=saved
>GRUB_DISABLE_SUBMENU=true
>GRUB_TERMINAL_OUTPUT="console"
>GRUB_CMDLINE_LINUX="console=tty0 crashkernel=auto console=ttyS0,115200n8 no_timer_check net.ifnames=0 default_hugepagesz=1Gi hugepagesz=1Gi hugepages=2"
>GRUB_DISABLE_RECOVERY="true"
>
>
>
>grub2-mkconfig -o /boot/grub2/grub.cfg
>
>systemctl reboot
>
>After reboot of the VM:
>
>[cloud-user@vm-rhel7-hugepages ~]$ cat /proc/cmdline 
>BOOT_IMAGE=/boot/vmlinuz-3.10.0-1126.el7.x86_64 root=UUID=4156b89b-8af8-4449-9e8e-e5b92322b399 ro console=tty0 crashkernel=auto console=ttyS0,115200n8 no_timer_check net.ifnames=0 default_hugepagesz=1Gi hugepagesz=1Gi hugepages=2
>
>[cloud-user@vm-rhel7-hugepages ~]$ free -h 
>              total        used        free      shared  buff/cache   available
>Mem:           3.7G        1.1G        2.4G        8.5M        141M        2.4G
>Swap:            0B          0B          0B
>
>[cloud-user@vm-rhel7-hugepages ~]$ cat /proc/meminfo | grep -i huge 
>AnonHugePages:     10240 kB
>HugePages_Total:       1
>HugePages_Free:        1
>HugePages_Rsvd:        0
>HugePages_Surp:        0
>Hugepagesize:    1048576 kB
>
>
>
>[kbidarka@kbidarka-host osdc]$ cat dv-rhel7-hugepages-cpupin-hpp.yaml
>---
>apiVersion: kubevirt.io/v1alpha3
>kind: VirtualMachine
>metadata:
>  labels:
>    kubevirt.io/vm: vm-rhel7-hugepages
>  name: vm-rhel7-hugepages
>spec:
>  dataVolumeTemplates:
>  - metadata:
>      name: rhel7-dv
>    spec:
>      pvc:
>        accessModes:
>        - ReadWriteOnce
>        resources:
>          requests:
>            storage: 25Gi
>        storageClassName: hostpath-provisioner
>      source:
>        http:
>          url: http://cnv-qe-server.rhevdev.lab.eng.rdu2.redhat.com/files/rhel-images/rhel-78/rhel-guest-image-7.8-39.x86_64.qcow2
>    status: {}
>  running: false
>  template:
>    metadata:
>      labels:
>        kubevirt.io/vm: vm-rhel7-hugepages
>    spec:
>      nodeSelector:
>        kubernetes.io/hostname: kbidarka-b33-mlkgs-worker-c6hgj
>      domain:
>        cpu:
>          cores: 1
>          threads: 1
>          dedicatedCpuPlacement: true
>        memory:
>          hugepages:
>            pageSize: "1Gi"
>        devices:
>          disks:
>          - disk:
>              bus: virtio
>            name: datavolumedisk1
>        machine:
>          type: ""
>        resources:
>          requests:
>            memory: "4Gi"
>          limits:
>            memory: "4Gi"
>      terminationGracePeriodSeconds: 0
>      volumes:
>      - dataVolume:
>          name: rhel7-dv
>        name: datavolumedisk1
>
>-----------------------
>[kbidarka@kbidarka-host osdc]$ oc get vmi 
>NAME                 AGE   PHASE     IP    NODENAME
>vm-rhel7-hugepages   71m   Running         kbidarka-b33-mlkgs-worker-c6hgj
>[kbidarka@kbidarka-host osdc]$ virtctl console vm-rhel7-hugepages
>Successfully connected to vm-rhel7-hugepages console. The escape sequence is ^]
>
>Red Hat Enterprise Linux Server 7.8 Beta (Maipo)
>Kernel 3.10.0-1126.el7.x86_64 on an x86_64
>
>vm-rhel7-hugepages login: cloud-user
>Password: 
>Last login: Thu Apr 30 08:19:29 on ttyS0
>[cloud-user@vm-rhel7-hugepages ~]$ 
>[cloud-user@vm-rhel7-hugepages ~]$ 
>[cloud-user@vm-rhel7-hugepages ~]$ 
>[cloud-user@vm-rhel7-hugepages ~]$ 
>[cloud-user@vm-rhel7-hugepages ~]$ cat /etc/default/grub 
>GRUB_TIMEOUT=1
>GRUB_DISTRIBUTOR="$(sed 's, release .*$,,g' /etc/system-release)"
>GRUB_DEFAULT=saved
>GRUB_DISABLE_SUBMENU=true
>GRUB_TERMINAL_OUTPUT="console"
>GRUB_CMDLINE_LINUX="console=tty0 crashkernel=auto console=ttyS0,115200n8 no_timer_check net.ifnames=0 default_hugepagesz=1Gi hugepagesz=1Gi hugepages=2"
>GRUB_DISABLE_RECOVERY="true"
>[cloud-user@vm-rhel7-hugepages ~]$ cat /proc/cmdline 
>BOOT_IMAGE=/boot/vmlinuz-3.10.0-1126.el7.x86_64 root=UUID=4156b89b-8af8-4449-9e8e-e5b92322b399 ro console=tty0 crashkernel=auto console=ttyS0,115200n8 no_timer_check net.ifnames=0 default_hugepagesz=1Gi hugepagesz=1Gi hugepages=2
>[cloud-user@vm-rhel7-hugepages ~]$ free -h 
>              total        used        free      shared  buff/cache   available
>Mem:           3.7G        1.1G        2.4G        8.5M        141M        2.4G
>Swap:            0B          0B          0B
>[cloud-user@vm-rhel7-hugepages ~]$ 
>[cloud-user@vm-rhel7-hugepages ~]$ cat /proc/meminfo | grep -i huge 
>AnonHugePages:     10240 kB
>HugePages_Total:       1
>HugePages_Free:        1
>HugePages_Rsvd:        0
>HugePages_Surp:        0
>Hugepagesize:    1048576 kB
>[cloud-user@vm-rhel7-hugepages ~]$ cat /proc/meminfo 
>MemTotal:        3880336 kB
>MemFree:         2567508 kB
>MemAvailable:    2519524 kB
>Buffers:            2088 kB
>Cached:           121188 kB
>SwapCached:            0 kB
>Active:            90972 kB
>Inactive:          75564 kB
>Active(anon):      43492 kB
>Inactive(anon):     8468 kB
>Active(file):      47480 kB
>Inactive(file):    67096 kB
>Unevictable:           0 kB
>Mlocked:               0 kB
>SwapTotal:             0 kB
>SwapFree:              0 kB
>Dirty:                 0 kB
>Writeback:             0 kB
>AnonPages:         43292 kB
>Mapped:            22260 kB
>Shmem:              8700 kB
>Slab:              45392 kB
>SReclaimable:      21812 kB
>SUnreclaim:        23580 kB
>KernelStack:        1728 kB
>PageTables:         3544 kB
>NFS_Unstable:          0 kB
>Bounce:                0 kB
>WritebackTmp:          0 kB
>CommitLimit:     1415880 kB
>Committed_AS:     268476 kB
>VmallocTotal:   34359738367 kB
>VmallocUsed:      292564 kB
>VmallocChunk:   34358947836 kB
>Percpu:              164 kB
>HardwareCorrupted:     0 kB
>AnonHugePages:     10240 kB
>CmaTotal:              0 kB
>CmaFree:               0 kB
>HugePages_Total:       1
>HugePages_Free:        1
>HugePages_Rsvd:        0
>HugePages_Surp:        0
>Hugepagesize:    1048576 kB
>DirectMap4k:       59248 kB
>DirectMap2M:     3086336 kB
>DirectMap1G:     3145728 kB
>
>
>
>------------------------
>
>[kbidarka@kbidarka-host osdc]$ oc get vmi vm-rhel7-hugepages -o yaml 
>apiVersion: kubevirt.io/v1alpha3
>kind: VirtualMachineInstance
>metadata:
>  annotations:
>    kubevirt.io/latest-observed-api-version: v1alpha3
>    kubevirt.io/storage-observed-api-version: v1alpha3
>  creationTimestamp: "2020-04-30T12:49:07Z"
>  finalizers:
>  - foregroundDeleteVirtualMachine
>  generateName: vm-rhel7-hugepages
>  generation: 12
>  labels:
>    kubevirt.io/nodeName: kbidarka-b33-mlkgs-worker-c6hgj
>    kubevirt.io/vm: vm-rhel7-hugepages
>  name: vm-rhel7-hugepages
>  namespace: kbidarka
>  ownerReferences:
>  - apiVersion: kubevirt.io/v1alpha3
>    blockOwnerDeletion: true
>    controller: true
>    kind: VirtualMachine
>    name: vm-rhel7-hugepages
>    uid: b17057f7-8f6e-4bad-bfd4-cad6cfe4749c
>  resourceVersion: "481204"
>  selfLink: /apis/kubevirt.io/v1alpha3/namespaces/kbidarka/virtualmachineinstances/vm-rhel7-hugepages
>  uid: 39a0400c-c3e8-4286-ab32-2c6920f3e99e
>spec:
>  domain:
>    cpu:
>      cores: 1
>      dedicatedCpuPlacement: true
>      threads: 1
>    devices:
>      disks:
>      - disk:
>          bus: virtio
>        name: datavolumedisk1
>      - disk:
>          bus: virtio
>        name: cloudinitdisk
>      interfaces:
>      - bridge: {}
>        name: default
>    features:
>      acpi:
>        enabled: true
>    firmware:
>      uuid: 1bcadbcd-e305-5afe-a360-f568677a3117
>    machine:
>      type: q35
>    memory:
>      hugepages:
>        pageSize: 1Gi
>    resources:
>      limits:
>        memory: 4Gi
>      requests:
>        memory: 4Gi
>  networks:
>  - name: default
>    pod: {}
>  nodeSelector:
>    kubernetes.io/hostname: kbidarka-b33-mlkgs-worker-c6hgj
>  terminationGracePeriodSeconds: 0
>  volumes:
>  - dataVolume:
>      name: rhel7-dv
>    name: datavolumedisk1
>  - cloudInitNoCloud:
>      userData: |-
>        #cloud-config
>        password: redhat
>        chpasswd: { expire: False }
>    name: cloudinitdisk
>status:
>  conditions:
>  - lastProbeTime: null
>    lastTransitionTime: null
>    message: cannot migrate VMI with non-shared PVCs
>    reason: DisksNotLiveMigratable
>    status: "False"
>    type: LiveMigratable
>  - lastProbeTime: null
>    lastTransitionTime: null
>    message: cannot migrate VMI which does not use masquerade to connect to the pod
>      network
>    reason: InterfaceNotLiveMigratable
>    status: "False"
>    type: LiveMigratable
>  - lastProbeTime: "2020-04-30T12:50:58Z"
>    lastTransitionTime: null
>    status: "True"
>    type: AgentConnected
>  - lastProbeTime: null
>    lastTransitionTime: "2020-04-30T12:49:13Z"
>    status: "True"
>    type: Ready
>  guestOSInfo:
>    id: rhel
>    kernelRelease: 3.10.0-1126.el7.x86_64
>    kernelVersion: '#1 SMP Mon Feb 3 15:30:44 EST 2020'
>    name: Red Hat Enterprise Linux Server
>    prettyName: Red Hat Enterprise Linux Server 7.8 Beta (Maipo)
>    version: "7.8"
>    versionId: "7.8"
>  interfaces:
>  - interfaceName: eth0
>    mac: 0a:58:0a:81:02:0f
>    name: default
>  migrationMethod: BlockMigration
>  nodeName: kbidarka-b33-mlkgs-worker-c6hgj
>  phase: Running
>  qosClass: Guaranteed
>

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Attachments on bug 1822875: 1683319 | 1683321