[libvirt] memory leak in snapshot and since at least 1.0.2?

[Serge Hallyn]

Quoting Serge Hallyn (serge.hallyn at ubuntu.com):
> Hi,
> 
> https://bugs.launchpad.net/ubuntu/+source/libvirt/+bug/1201938 documents
> a memory leak we're seeing in libvirt.  I've reproduced it in 1.0.2,
> 1.0.6, and an hourly snapshot from yesterday morning (which is built
> at https://launchpad.net/~serge-hallyn/+archive/libvirt-mav)
> 
> To reproduce it, I define and start one domain and run virt-manager
> locally (just leaving it running in a vnc server).  The RSS as observed
> by top grows over time, starting at 10M and becoming 87M in about 12
> hours.
> 
> When I stop the running vm, the memleak does seem to stop.  Presumably
> having >1 domain would speed up the memleak (explaining the original
> bug reporter's woes)

No, the memory leak did not stop altogether with the VM stopped.  Since
sending that email RSS has gone up by about 2M.