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The reason of the defect is in order to confirm why we are receiving an Error Ok when we are out of memory due spanning tree
Cat9300 running 17.15.03 crashes and generates system report. Also seeing frequent spanning-tree (STP) state changes on TenGigabitEthernet trunk ports and no memory available error logs: %SPANTREE-6-PORT_STATE: Port Te1/1/1 instance 21 moving from forwarding to disabled %SPANTREE-7-PORTDEL_SUCCESS: TenGigabitEthernet1/1/1 deleted from Vlan 21 %SPANTREE-6-PORT_STATE: Port Te1/1/1 instance 76 moving from forwarding to disabled %SPANTREE-7-PORTDEL_SUCCESS: TenGigabitEthernet1/1/1 deleted from Vlan 76 %SPANTREE-6-PORT_STATE: Port Te1/1/1 instance 80 moving from forwarding to disabled %SPANTREE-7-PORTDEL_SUCCESS: TenGigabitEthernet1/1/1 deleted from Vlan 80 %SYS-2-CHUNKEXPANDFAIL: Could not expand chunk pool for pak subblock ch. No memory available -Process= "Chunk Manager", ipl= 2, pid= 1 -Traceback= 1#230df658dd128e799292e8e5ed4fd4c9 :6410EBA27000+3D953F7 :6410EBA27000+3EEF22E :6410EBA27000+587A46
First found on a Cat9300 running 17.15.03 with spanning tree configured.
None at this moment
The recommendation is use the policy configuration guide to stop device-tracking on trunk port Example: Using Trusted-Port and Device-Role Switch Options in a Multi-Switch Set-Up https://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst9300/software/release/17-15/configuration_guide/sec/b_1715_sec_9300_cg/configuring_sisf_based_device_tracking.html#trusted_port_devoce_role_switch
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