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Cisco Bug: CSCvh77402 - Line card reloads with Gemini0 and Gemini1 each has missed 20 0 KAs, traffic flowing

Last Modified

Aug 09, 2019

Products (1)

  • Cisco cBR Series Converged Broadband Routers

Known Affected Releases

15.6(2)SP

Description (partial)

Symptom:
Line card reloads unexpectedly. After it happens,  the error will logged in OBFL las:
show logging onboard slot 9 message reverse
-------------------------------------------
timestamp            module    sev  message                                                                                                                          
--------------------------------------------------------------------------------------------------------------------------------------------------------------------
01/07/18 13:05:58    LC-CPU    7     Error Interrpt type=ERR_INT_AGL_GMX_RX mask=0x1c count=1                                                                        
01/07/18 13:03:29    LC_CPLD   0    reset reason register 0x1000                                                                                                     
01/07/18 12:56:58    DS-PHY    0    CAT2023E0J4 Gemini ID 0 Gemini Keepalive times out, fatal error, buff failures 0 0                                               
01/07/18 12:56:58    DS-PHY    0    gemini0 CAT2023E0J4 and gemini1 CAT2023E0FU each has missed 20 0 KAs,                      hw revisions b b

Gemini is DSPHY module

Conditions:
The issue appears to be very rare. If it happens, it is likely when CPU usage is high and traffic going through the system is high
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Bug Details Include

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