Cisco Bug: CSCup75992 - CRS-X MC, ingressq taildrops seen due imbalance in s2-s3 with 7 planes
Jan 09, 2017
- Cisco Carrier Routing System
Known Affected Releases
Symptom: With CRS-X fabric on a multi-chassis system , UCH line rate traffic is getting tail dropped with 7 planes up. Conditions: In CRS-X multi-chassis system on LCCs having CRS-X fabric when we have more that 4 CRS-X MSCs with UCL line rate traffic and then have a CRS-X MSC with UCH line rate. UCH traffic will be tail dropped. This was observed with UCH packets being 9600Bytes. Seen only when 7 planes are available.
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Bug Details Include
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