• Patent Title: Adaptive interrupt and system call coalescing
  • Application No.: US14101250
    Application Date: 2013-12-09
  • Publication No.: US09606823B2
    Publication Date: 2017-03-28
  • Inventor: Jin Heo
  • Applicant: VMware, Inc.
  • Applicant Address: US CA Palo Alto
  • Assignee: VMware, Inc.
  • Current Assignee: VMware, Inc.
  • Current Assignee Address: US CA Palo Alto
  • Main IPC: G06F9/455
  • IPC: G06F9/455 G06F9/50
Adaptive interrupt and system call coalescing
Abstract:
Exemplary methods, apparatuses, and systems determine a virtual processing unit utilization value representing utilization for a first virtual machine of a plurality of virtual machines running on a host computer. A host processing unit utilization value representing utilization for the host computer including the plurality of virtual machines running on the host computer is also determined. A target coalescing rate is selected based upon the virtual processing unit utilization and host processing unit utilization values. A coalescing rate or a coalescing depth for the first virtual machine is updated based upon the selected target coalescing rate.
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