resxtop -v does not report its version number, but it displays as follows and the version was not shown.
# resxtop -vResxtop (Version e.x.p)
VMware vSphere Resxtop
The version number is not implemented in resxtop and will not be displayed.
The version of resxtop cannot be confirmed.
Although it is an unsupported procedure, the build number can be confirmed by following these steps.
readelf --debug-dump=info <path to resxtop> | grep -i '/build/mts/release/' | awk '{print $8}' | uniq
(Example) For resxtop-8.0.1-21711926-lin64:
# readelf --debug-dump=info /usr/bin/resxtop | grep -i '/build/mts/release/' | awk '{print $8}' | uniq/build/mts/release/bora-21711926
(Example) For resxtop-7.0.0-15992393-lin64:
# readelf --debug-dump=info /usr/bin/resxtop | grep -i '/build/mts/release/' | awk '{print $8}' | uniq/build/mts/release/bora-15992393