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Cisco Bug: CSCuq18145 - N7K snmpd crash due to mts no space in sap 28

Last Modified

Nov 27, 2014

Products (8)

  • Cisco Nexus 7000 Series Switches
  • Cisco Nexus 7000 10-Slot Switch
  • Cisco Nexus 7000 4-Slot Switch
  • Cisco Nexus 7700 6-Slot Switch
  • Cisco Nexus 7000 18-Slot Switch
  • Cisco Nexus 7700 18-Slot Switch
  • Cisco Nexus 7000 9-Slot Switch
  • Cisco Nexus 7700 10-Slot Switch

Known Affected Releases

6.2(2)S42 6.2(6)

Description (partial)

Symptom:
Service "snmpd" crash

Conditions:
the crash was seen on N7K 6.2.x code after the following message:

2014 Jul 28 09:23:16 N7K  %$ VDC-1 %$ Jul 28 09:23:16 %KERN-2-SYSTEM_MSG: [19092403.766948] node=5 sap=28 rq=2138(25174992) lq=0(0) pq=0(0) nq=0(0) sq=0(0) buf_in_transit=26004 86, bytes_in_transit=770184602 - kernel
2014 Jul 28 09:23:51 N7K %$ VDC-1 %$ Jul 28 09:23:51 %KERN-2-SYSTEM_MSG: [19092439.122052] mts_acquire_q_space()  failing - no space in sap 28, uuid 26 send_opc 3176, pid 0, p roc_name swapper - kernel
2014 Jul 28 09:24:03 N7K %$ VDC-1 %$ Jul 28 09:24:02 %KERN-2-SYSTEM_MSG: [19092450.705888] [sap 28][pid 7612][comm:snmpd] sap recovering failed and so Killed - kernel
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