GitHub user sptest232 edited a comment on the discussion: Error deleting VM.
ACS 4.22.0.0 KVM Ceph
> @sptest232 , can you add the vm xml def from the host? (with `virsh dumpxml
> <id>`>?
>
> When looking at that the disk-cache the value should be one of `NONE("none"),
> WRITEBACK("writeback"), WRITETHROUGH("writethrough"),
> HYPERVISOR_DEFAULT("default”)`.
>
> What java versions are you running on the Host and MS?
at the host:
java -version
openjdk version "21.0.9" 2025-10-21 LTS
OpenJDK Runtime Environment (Red_Hat-21.0.9.0.10-1.0.1) (build 21.0.9+10-LTS)
OpenJDK 64-Bit Server VM (Red_Hat-21.0.9.0.10-1.0.1) (build 21.0.9+10-LTS,
mixed mode, sharing)
at the MS:
java -version
openjdk version "17.0.17" 2025-10-21 LTS
OpenJDK Runtime Environment (Red_Hat-17.0.17.0.10-1.0.1) (build 17.0.17+10-LTS)
OpenJDK 64-Bit Server VM (Red_Hat-17.0.17.0.10-1.0.1) (build 17.0.17+10-LTS,
mixed mode, sharing)
=====
<domain type='kvm' id='7'>
<name>i-344-6989-VM</name>
<uuid>466a1f47-a9a4-4fb3-9ebf-0a05aa4bc0dd</uuid>
<description>Debian GNU/Linux 12 (64-bit)</description>
<maxMemory slots='16' unit='KiB'>100663296</maxMemory>
<memory unit='KiB'>524288</memory>
<currentMemory unit='KiB'>524288</currentMemory>
<vcpu placement='static' current='1'>48</vcpu>
<cputune>
<shares>7</shares>
</cputune>
<resource>
<partition>/machine</partition>
</resource>
<sysinfo type='smbios'>
<system>
<entry name='manufacturer'>Apache Software Foundation</entry>
<entry name='product'>CloudStack KVM Hypervisor</entry>
<entry name='serial'>466a1f47-a9a4-4fb3-9ebf-0a05aa4bc0dd</entry>
<entry name='uuid'>466a1f47-a9a4-4fb3-9ebf-0a05aa4bc0dd</entry>
</system>
</sysinfo>
<os>
<type arch='x86_64' machine='pc-i440fx-rhel10.0.0'>hvm</type>
<boot dev='cdrom'/>
<boot dev='hd'/>
<smbios mode='sysinfo'/>
</os>
<features>
<acpi/>
<apic/>
<pae/>
</features>
<cpu mode='host-passthrough' check='none' migratable='on'>
<topology sockets='8' dies='1' clusters='1' cores='6' threads='1'/>
<numa>
<cell id='0' cpus='0-47' memory='524288' unit='KiB'/>
</numa>
</cpu>
<clock offset='utc'>
<timer name='kvmclock'/>
</clock>
<on_poweroff>destroy</on_poweroff>
<on_reboot>restart</on_reboot>
<on_crash>destroy</on_crash>
<devices>
<emulator>/usr/libexec/qemu-kvm</emulator>
<disk type='network' device='disk'>
<driver name='qemu' type='raw' cache='none'/>
<auth username='cloudstack'>
<secret type='ceph' uuid='234a8740-7c52-3a83-b995-e2a7b85f2967'/>
</auth>
<source protocol='rbd' name='ceph/2e3bd796-ab07-4acb-b7bd-0af9414a3dea'
index='2'>
<host name='10.0.0.1'/>
<host name='10.0.0.2'/>
<host name='10.0.0.3'/>
</source>
<target dev='vda' bus='virtio'/>
<serial>2e3bd796ab074acbb7bd</serial>
<alias name='virtio-disk0'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x05'
function='0x0'/>
</disk>
<disk type='network' device='disk'>
<driver name='qemu' type='raw'/>
<auth username='cloudstack'>
<secret type='ceph' uuid='234a8740-7c52-3a83-b995-e2a7b85f2967'/>
</auth>
<source protocol='rbd' name='ceph/8bd6bab0-6dbc-4f20-8c47-d948f7a16b93'
index='3'>
<host name='10.0.0.1'/>
<host name='10.0.0.2'/>
<host name='10.0.0.3'/>
</source>
<target dev='vdb' bus='virtio'/>
<serial>8bd6bab06dbc4f208c47</serial>
<alias name='virtio-disk1'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x08'
function='0x0'/>
</disk>
<disk type='file' device='cdrom'>
<driver name='qemu'/>
<target dev='hdc' bus='ide'/>
<readonly/>
<alias name='ide0-1-0'/>
<address type='drive' controller='0' bus='1' target='0' unit='0'/>
</disk>
<controller type='usb' index='0' model='piix3-uhci'>
<alias name='usb'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x01'
function='0x2'/>
</controller>
<controller type='pci' index='0' model='pci-root'>
<alias name='pci.0'/>
</controller>
<controller type='ide' index='0'>
<alias name='ide'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x01'
function='0x1'/>
</controller>
<controller type='virtio-serial' index='0'>
<alias name='virtio-serial0'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x04'
function='0x0'/>
</controller>
<interface type='bridge'>
<mac address='02:07:06:c6:00:04'/>
<source bridge='brbond1-2064'/>
<bandwidth>
<inbound average='1250000' peak='1250000'/>
<outbound average='1250000' peak='1250000'/>
</bandwidth>
<target dev='vnet8'/>
<model type='virtio'/>
<link state='up'/>
<alias name='net0'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x03'
function='0x0'/>
</interface>
<serial type='pty'>
<source path='/dev/pts/0'/>
<target type='isa-serial' port='0'>
<model name='isa-serial'/>
</target>
<alias name='serial0'/>
</serial>
<console type='pty' tty='/dev/pts/0'>
<source path='/dev/pts/0'/>
<target type='serial' port='0'/>
<alias name='serial0'/>
</console>
<channel type='unix'>
<source mode='bind'
path='/var/lib/libvirt/qemu/i-344-6989-VM.org.qemu.guest_agent.0'/>
<target type='virtio' name='org.qemu.guest_agent.0' state='connected'/>
<alias name='channel0'/>
<address type='virtio-serial' controller='0' bus='0' port='1'/>
</channel>
<input type='tablet' bus='usb'>
<alias name='input0'/>
<address type='usb' bus='0' port='1'/>
</input>
<input type='mouse' bus='ps2'>
<alias name='input1'/>
</input>
<input type='keyboard' bus='ps2'>
<alias name='input2'/>
</input>
<graphics type='vnc' port='5900' autoport='yes' listen='10.0.0.30'>
<listen type='address' address='10.0.0.30'/>
</graphics>
<audio id='1' type='none'/>
<video>
<model type='vga' vram='16384' heads='1' primary='yes'/>
<alias name='video0'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x02'
function='0x0'/>
</video>
<watchdog model='i6300esb' action='none'>
<alias name='watchdog0'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x07'
function='0x0'/>
</watchdog>
<memballoon model='virtio'>
<alias name='balloon0'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x06'
function='0x0'/>
</memballoon>
</devices>
<seclabel type='dynamic' model='dac' relabel='yes'>
<label>+0:+0</label>
<imagelabel>+0:+0</imagelabel>
</seclabel>
</domain>
GitHub link:
https://github.com/apache/cloudstack/discussions/12226#discussioncomment-15237223
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