Guest

Preview Tool

Cisco Bug: CSCvh96345 - tahusd_svi_flex_stats_en_handler - mts buffer stuck

Last Modified

Oct 09, 2019

Products (52)

  • Cisco Nexus 9000 Series Switches
  • Cisco Nexus 9516 Switch
  • Cisco Nexus 3548-X Switch
  • Cisco Nexus 3548 Switch
  • Cisco Nexus 3548-XL Switch
  • Cisco Nexus 92160YC-X Switch
  • Cisco Nexus 31108TC-V Switch
  • Cisco Nexus 9396TX Switch
  • Cisco Nexus 93108TC-FX Switch
  • Cisco Nexus 9396PX Switch
View all products in Bug Search Tool Login Required

Known Affected Releases

7.0(3)I7(3) 7.0(3)I7(4) 7.0(3)IHD8(0.301)

Description (partial)

Symptom:
MTS messages between SAP 424 and SAP 1428 become stuck in MTS buffers:

N9K# sh system internal mts buffers summary
node    sapno   recv_q  pers_q  npers_q log_q
lc      1428    0       0       2       0
sup     284     0       3       0       0

N9K# show system internal mts buffers details 
**Fast Sap Buffers are not displayed below**
Node/Sap/queue  Age(ms)         SrcNode         SrcSAP  DstNode         DstSAP  OPC     MsgId   MsgSize RRToken Offset
lc/1428/nper    1271091         0x101           424     0xff000001      1428    68724   0x5862  1       0x0     0xfa8af04    <<<<
lc/1428/nper    1262566         0x101           424     0xff000001      1428    68724   0x7442  1       0x0     0xfa96a04    <<<<
sup/284/pers    1319184         0x101           4439    0x101           284     86017   0x52e0  4596    0x52e0  0xfa88004
sup/284/pers    3173            0x101           5009    0x101           284     86017   0x25552 4596    0x25552 0xfa94004

N9K# show system internal mts opcodes | grep 68724
68724   MTS_OPC_PFMCFG_SVI_FLEX_STATS_ENABLE:         

N9K# show system internal mts sup sap 424 description
Pltfm_config SAP

N9K# show system internal mts lc sap 1428 description
TAHUSD USD

Conditions:
`hardware profile svi flex-stats-enable` is configured on the device
Bug details contain sensitive information and therefore require a Cisco.com account to be viewed.

Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
Bug information is viewable for customers and partners who have a service contract. Registered users can view up to 200 bugs per month without a service contract.