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Cisco Bug: CSCuo32358 - DS384: all modems down, LC logs flooded with QMAN_ERR_ISR messages

Last Modified

Apr 18, 2019

Products (1)

  • Cisco RF Gateway Series

Known Affected Releases

15.0(2)SQA2

Description (partial)

Symptom:
All modems connected to a DS384 went down. 

Show tech  hung when trying to pull linecard information.

Could not telnet into the DS384 LC.

In DS384 LC logs the following messages were continuously repeating at the time all modems were down.
 
More linecard-8-flash:slogs2_boot.txt ... 
Time                 Sev Major Minor Args
Mar 27 14:47:46.030    2    10    10 QM got exception e_QM_EX_PFDR_ENQUEUE_BLOCKED
Mar 27 14:47:46.030    5 18765     0 QMAN_ESCR: 0x00000000, QMAN_ECIR: 0x00000000
Mar 27 14:47:46.030    2    14     0 Processing EISR0_INT_SOURCE_QMAN 0x10000000
Mar 27 14:47:46.030    5 18765     0 QMAN_ERR_ISR: 0x00800000, QMAN_ERR_IER: 0x3f810f0f

Conditions:
DS384 LC with IOS SQA2 under normal working conditions
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