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Cisco Bug: CSCvs36064 - Packets drops PARSE_DROP_IN_UIDB_TCAM_MISS, ERROR! EZprmCAMC_TCAM_CONTROL_INTERFACE_OR_DEVICE_ERR

Last Modified

Jan 20, 2020

Products (1)

  • Cisco Carrier Routing System

Known Affected Releases

6.5.3.BASE

Description (partial)

Symptom:
Ingress packets being dropped on NP counter PARSE_DROP_IN_UIDB_TCAM_MISS .

Also in np drvlog file there is:
    Nov  1 02:02:49.485                                                                ERROR! 0x80001755 EZprmCAMC_ExtTCAMCommand: command fails due to EZprmCAMC_TCAM_CONTROL_INTERFACE_OR_DEVICE_ERR in file 'drivers/chips/np/ezchip-5c/src/host/driver/src/prm/chn/EZprmCAMC.c' line 2493
    Nov  1 02:02:49.485                                                                ERROR! 0x80001755 EZprmCAMC_ExtTCAMCommand: command fails due to TCAM error in file 'drivers/chips/np/ezchip-5c/src/host/driver/src/prm/chn/EZprmCAMC.c' line 2499
    Nov  1 02:02:49.485                                                                ERROR! 0x80001755 EZprmCAMC_ExtTCAMCommand: Stored error. in file 'drivers/chips/np/ezchip-5c/src/host/driver/src/prm/chn/EZprmCAMC.c' line 2581
    Nov  1 02:02:49.486                                                                ERROR! 0x80001755 EZapiPrm_ExtTCAMCommand: EZprmCAMC_ExtTCAMCommand failed, channel Id 0. in file 'drivers/chips/np/ezchip-5c/src/host/driver/src/api/EZapiPrm.c' line 1016

drvlog file can be copied/seen on disk0:np for affected card or displayed with 'show controllers np drvlog location {}'

Conditions:
Normal operation.
Issue is very rarely seen.
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