Symptom
N9K with M6 gem module running any version
Conditions
switch# sh mod
Mod Ports Module-Type Model Status
--- ----- ------------------------------------- --------------------- ---------
1 48 1/10G SFP+ Ethernet Module N9K-C9396PX active *
2 6 40G Ethernet Expansion Module N9K-M6PQ ok
Mod Sw Hw Slot
--- ---------------- ------ ----
1 7.0(3)I7(3) 2.2 NA
2 NA 2.0 GEM
Mod MAC-Address(es) Serial-Num
--- -------------------------------------- ----------
1 f4-cf-e2-28-cf-6c to f4-cf-e2-28-cf-a3 SAL19048M5C
2 88-1d-fc-5b-3b-1e to 88-1d-fc-5b-3b-23 SAL190385WC
Mod Online Diag Status
--- ------------------
1 Pass
2 Pass
Further Problem Description
CU can see drop counter incrementing for high gig interfaces ii1/1/7-12, which are not even relevant, as CU is using M6 gem module. Tested it in 7.0(3)I4(7) and found the same result