There must be a memory leak in vsphere-client - I bumped the memory to 5 GB using "cloudvm-ram-size -C 5120 vsphere-client" command and the client still hangs after a couple of hours.
Service-Name AllocatedMB MaxMB CurrentMB Curr-RSS Cache MapFiles MemoryLimit
vsphere-client 5376 5898 5898 2424 3474 12 8796093022207
TOTAL(RAM=18101MB) 18093 13926 14474 7562 7598 570 8796093022207
