which one ?

can video RAM for the virtual graphics card be set /decreased ?
Thank you.
Hi Oliver ,
Thank you for answer. What is memory-overhead and why it is 74 Mib
Hi ,
I have installed "Oracle Linux Server release 7.9" as guest by allocating 8GB RAM

When i logged into VM, i see that fewer memory is available
[root@oelrac01n01 etc]# grep MemTotal /proc/meminfo
MemTotal: 7839920 kB
param list on host is following
[15:43 xcp-ng-duexgxtk etc]# xe vm-param-list uuid=1fb2e6c5-6210-92ca-f547-e1c9bbac5596| grep memory
memory-actual ( RO): 8589934592
memory-target ( RO): 0
memory-overhead ( RO): 77594624
memory-static-max ( RW): 8589934592
memory-dynamic-max ( RW): 8589934592
memory-dynamic-min ( RW): 8589934592
memory-static-min ( RW): 134217728
recommendations ( RO): <restrictions><restriction field="memory-static-max" max="137438953472"/><restriction field="vcpus-max" max="32"/><restriction field="has-vendor-device" value="false"/><restriction field="supports-bios" value="yes"/><restriction field="supports-uefi" value="yes"/><restriction field="supports-secure-boot" value="yes"/><restriction max="255" property="number-of-vbds"/><restriction max="7" property="number-of-vifs"/></restrictions>
memory (MRO):
any idea why i have fewer memory in VM?

When i click on "connect using external ssh tool.." , nothing happens.
Button is active and guest tools are installed.