activity spikes

  1. Windows 7 System Interrupts And DPCs

    I've tracked a problem that only began since a recent clean install of the OS, in which the mouse cursor intermittently becomes erratic. When this does happen, the CPU becomes abnormally active, with spikes to about 30%, with the last 3 cores out of 6 going as high as 75-80%. The Performance...
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    • Thread
    • activity spikes clean install cpu performance cursor dpc hardware issues logitech performance monitoring system interrupts usb
    • Replies: 11
    • Forum: Windows Help and Support