libvirtd memory leak in Red Hat Enterprise Linux 5

Solution Verified - Updated -

Issue

  • libvirtd is slowly leaking memory.
  • On our Test dom0 we have 3 VM's running and we've noticed that libvirtd's memory footprint is slowly growing.

    4/15/2010

    USER       PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME COMMAND
    root      8233  0.5  1.6 246288 33960 ?        Sl   Apr09  50:02 libvirtd --daemon
    

    4/22/2010

    USER       PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME COMMAND
    root      8233  0.4  2.0 254968 42908 ?        Sl   Apr09  76:02 libvirtd --daemon
    
  • On our Dev dom0 which has ~25 VM's the issue is worse.
    USER       PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME COMMAND
    root     15051  3.2 58.4 2934576 2453496 ?     Sl   Feb19 2912:12 libvirtd --daemon
    

Environment

  • Red Hat Enterprise Linux 5 x86_64

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