On all EVO Dual RE platform (only when NSR is configured) Master RE0 suddenly core dumped, backup RE1 took over. No impact was reported and no further problems noticed. No SW/HW/configuration changes done prior to the crash. Last messages from affected RE0: Aug 27 01:19:40.134 2024 router ddosd[12346]: %USER-4-DDOS_PROTOCOL_VIOLATION_SET: Warning: Host-bound traffic for protocol/exception BGP:aggregate exceeded its allowed bandwidth at routing-engine for 93 times, started at 2024-08-27 01:19:40 CEST Aug 27 01:19:42.742 2024 router kernel: %KERN-4: net_ratelimit: 109 callbacks suppressed Aug 27 01:19:47.758 2024 router kernel: %KERN-4: net_ratelimit: 172 callbacks suppressed
re0: -------------------------------------------------------------------------- -rw------- 1 root root 3004409233 Aug 27 01:19 /var/core/re0/vmcore.2024-05-09_11:27:51 total files: 1 re1: --------------------------------------------------------------------------
vmcore file is generated on master Routing-Engine and switchover
The issue is fixed in the below JUNOS releases
25.1R1-EVO
24.2R2-EVO
21.4R3-S10-EVO