zhifanggao

Add the debug info into session.go ``` snapshot := cache.Snapshot() klog.Warningf("3333333333 argument: %v", snapshot.Nodes) ``` check the output of session cache ``` W0919 10:47:32.894246 1 session.go:142] 3333333333 argument: map[host-10-19-37-27:Node (host-10-19-37-27):...

fix PR: https://github.com/volcano-sh/volcano/pull/2512

the node info is included in (* Node) which got from apiserver , Then save into schedulercache-------> snapshot()--------->nodemap in nodeorder.go. The image information on nodes exists in (* Node) ,...

new Pr https://github.com/volcano-sh/volcano/pull/2543

keep one eye on this issue.