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Cisco Bug: CSCuq64389 - Continuous "TX PDMA Ring Stalled" msg from Metro LC during longevity

Last Modified

Jan 17, 2017

Products (1)

  • Cisco Carrier Routing System

Known Affected Releases


Description (partial)

Continuous syslogs from cpuctrl process will be observed as below,
LC/0/1/CPU0:2014 Aug 28 05:56:26.229 IST: cpuctrl[375]: %PLATFORM-CPUCTRL-3-DETECTED_TX_PDMA_STALL : TX PDMA Ring Stalled, port = 8 (Ingressq), queue = 6 (INBARHB), cur_ind = 88, tx_ind = 86.

The issue will start showing up during longevity. No triggers are associated to this behavior.
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