Cisco Catlyst 4500 spikes high CPU with Cat4k Mgmt LoPri every day at random times

we have a catalyst that keeps getting really high CPU spikes sometimes to 99% for Cat4k Mgmt LoPri and id like to track down or identify whats going on. Has anyone heard of this? what would the fix be?
Support EngineerAsked:
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There are two bugs related to that process CSCsu81046 and CSCta54369 .
Check this High utilization during RSPAN

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Support EngineerAuthor Commented:
Checking - Applying workarounds. thanks!
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