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S-Series : Continuous blades resets with error "Dune[3.tRootTask]dune_fap21v_nv_check_CALIB_INFO(4,0): per_if_sample_delay[0] mis-matched (nv=22 vs dv=8)"

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TitleS-Series : Continuous blades resets with error "Dune[3.tRootTask]dune_fap21v_nv_check_CALIB_INFO(4,0): per_if_sample_delay[0] mis-matched (nv=22 vs dv=8)"
Symptoms
  • Continuous blade resets
  • Syslog message observed multiple time
<163>Feb 20 12:54:37 0.0.0.0 Dune[3.tRootTask]dune_fap21v_nv_check_CALIB_INFO(4,0): per_if_sample_delay[0] mis-matched (nv=22 vs dv=8).
<163>Feb 20 12:54:37 0.0.0.0 Dune[3.tRootTask]dune_fap21v_nv_check_CALIB_INFO(4,0): per_if_sample_delay[1] mis-matched (nv=23 vs dv=2).
<163>Feb 20 12:54:37 0.0.0.0 Dune[3.tRootTask]dune_fap21v_nv_check_CALIB_INFO(4,0): per_if_sample_delay[2] mis-matched (nv=23 vs dv=31). 
<163>Feb 20 12:54:37 0.0.0.0 Dune[3.tRootTask]dune_fap21v_nv_check_CALIB_INFO(4,0): per_if_sample_delay[3] mis-matched (nv=22 vs dv=3).
  • Other errors also may be seen:
2015-02-19 18:03:10 local5.err FAP 0, slot 1 detects a recoverable error FAP21V_QDP_UDF_BUFF_QID(1)(reg=0x00000000) ... auto-recovery.
2015-02-19 18:03:11 local5.err FAP 0, slot 1 detects a recoverable error FAP21V_MMU_CRC_ERR(1)(reg=0x000001b3) ... auto-recovery.
2015-02-19 18:03:11 local5.err FAP 0, slot 1 detects a recoverable error FAP21V_MMU_PDC_SYNC_ERR(1) ... auto-recovery.
2015-02-19 18:03:13 local5.err This blade's fabric adapter (fap_idx=0) is detecting an excessive number of recoverable memory errors. The blade is reset.


<3>Dune[5.tFapLR]FAP 2 has detected backplane communication issues (counter=3). Board is reset.

 
Environment
  • S-Series
  • SK1208-0808-F6
  • SK5208-0808-F6
Cause
  • Potentially Faulty hardware in the FAP chip
Resolution
  • Please open a case for confirmation of match and RMA of the blade
Additional notes

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