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Cisco Bug: CSCvu60295 - Increase read buffer size for sibling channel

Last Modified

Sep 02, 2020

Products (1)

  • Cisco ASR 9000 Series Aggregation Services Routers

Known Affected Releases


Description (partial)

Process pce_server using CPU constantly for long time (a few minutes), even if there is no obvious work done. Some data pending in input buffer of TCP connection used for sibling connection. Can be checked by: 
"show tcp brief | i 8080".

All of conditions bellow:
- PCE sibling channel configured ("pce rest sibling ipv4 <address>")
- high number of PCE initiated LSPs (reproduced with more than 800 LSPs)
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