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Cisco Bug: CSCuj91008 - Cat3850 running at 30+% CPU while 'doing nothing'

Last Modified

Feb 24, 2018

Products (1)

  • Cisco Catalyst 3850 Series Switches

Known Affected Releases


Description (partial)

a Cat3850 may have a high CPU in process IOSd.  The cause is unknown.


Related Community Discussions

High CPU caused by pdsd, iosd processes (3850 switches)
Experts,  we have encountered similar cases in one of our sites.  device information: Switch Ports Model SW Version SW Image Mode ------ ----- ----- ---------- ---------- ---- 1 32 WS-C3850-24T 03.02.03.SE cat3k_caa-universalk9 INSTALL Switch Ports Model SW Version SW Image Mode  ------ ----- ----- ---------- ---------- ----  * 1 32 WS-C3850-24P 03.03.05SE cat3k_caa-universalk9 INSTALL High CPU caused by pdsd, iosd processes. sample capture from device: switch#Show process CPU sorted | ex 0.0 Core ...
Latest activity: Sep 08, 2016
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