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System and method for logging operations of virtual machines

  • US 8,448,165 B1
  • Filed: 09/15/2009
  • Issued: 05/21/2013
  • Est. Priority Date: 09/15/2009
  • Status: Active Grant
First Claim
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1. A method, comprising:

  • redirecting a reference from a first address to a second address, whereinthe reference initially refers to the first address,the first address is an address of a function to be executed by a virtual machine, andthe second address is an address of a second memory location in a memory page within the virtual machine;

    installing an execution event at the second memory location;

    in response to a request to load a software module in the virtual machine, triggering the execution event, whereinthe execution event, when triggered, is configured to cause an indication to be sent to a hypervisor;

    in response to the triggering of the execution event, sending the indication to the hypervisor that the software module is loaded in the virtual machine;

    in response to the sending, accessing a first memory location in the virtual machine, whereinthe accessing is performed using the hypervisor,a value is stored in the first memory location, andthe value identifies the software module; and

    returning the value to the hypervisor.

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