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Cisco Bug: CSCuq92974 - One flapping link could send SFE spinning

Last Modified

Jul 30, 2018

Products (3)

  • Cisco Network Convergence System 6000 Series Routers
  • Cisco NCS 6008 - 8-Slot Chassis
  • Cisco IOS XR Software

Known Affected Releases


Description (partial)

show processes sfe_driver location command shows high CPU consumption for the process, sfe_driver. The process may also get restarted due to this.

This could happen after maintenance operations on fabric links (FC, CXP, cable OIR or replacement) or after boot also. The underlying cause of this problem may be a dirty/broken optical cable or an improper mating of the LC or FC at the mid-plane.
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