2025-02-14T06:40:42.613938+08:00 [error] clientid: light_127.0.1.1_85065182, msg: session_stepdown_request_exception, peername: 10.250.251.1:58394, username: admin, error: exit, reason: {calling_self,{gen_server,call,[<0.1918399.0>,{takeover,‘begin’},15000]}}, stacktrace: [{gen_server,call,3,[{file,“gen_server.erl”},{line,419}]},{emqx_cm,do_request_stepdown,3,[{file,“emqx_cm.erl”},{line,476}]},{emqx_cm,do_takeover_begin,2,[{file,“emqx_cm.erl”},{line,426}]},{emqx_cm,takeover_session,2,[{file,“emqx_cm.erl”},{line,411}]},{emqx_cm,takeover_session_begin,2,[{file,“emqx_cm.erl”},{line,328}]},{emqx_session_mem,open,4,[{file,“emqx_session_mem.erl”},{line,217}]},{emqx_session,open,3,[{file,“emqx_session.erl”},{line,274}]},{emqx_cm,‘-open_session/4-fun-1-’,6,[{file,“emqx_cm.erl”},{line,306}]},{emqx_cm_locker,trans,2,[{file,“emqx_cm_locker.erl”},{line,44}]},{emqx_channel,post_process_connect,2,[{file,“emqx_channel.erl”},{line,579}]},{emqx_connection,with_channel,3,[{file,“emqx_connection.erl”},{line,844}]},{emqx_connection,process_msg,2,[{file,“emqx_connection.erl”},{line,491}]},{emqx_connection,handle_recv,3,[{file,“emqx_connection.erl”},{line,442}]},{proc_lib,wake_up,3,[{file,“proc_lib.erl”},{line,251}]}], action: {takeover,‘begin’}, conn_mod: emqx_connection, stale_pid: <0.1918399.0>, stale_channel: [{status,running},{message_queue_len,0},{current_stacktrace,[{emqx_cm,stale_channel_info,1,[{file,“emqx_cm.erl”},{line,539}]},{emqx_cm,handle_stepdown_exception,6,[{file,“emqx_cm.erl”},{line,525}]},{emqx_cm,do_request_stepdown,3,[{file,“emqx_cm.erl”},{line,481}]},{emqx_cm,do_takeover_begin,2,[{file,“emqx_cm.erl”},{line,426}]},{emqx_cm,takeover_session,2,[{file,“emqx_cm.erl”},{line,411}]},{emqx_cm,takeover_session_begin,2,[{file,“emqx_cm.erl”},{line,328}]},{emqx_session_mem,open,4,[{file,“emqx_session_mem.erl”},{line,217}]},{emqx_session,open,3,[{file,“emqx_session.erl”},{line,274}]},{emqx_cm,‘-open_session/4-fun-1-’,6,[{file,“emqx_cm.erl”},{line,306}]},{emqx_cm_locker,trans,2,[{file,“emqx_cm_locker.erl”},{line,44}]},{emqx_channel,post_process_connect,2,[{file,“emqx_channel.erl”},{line,579}]},{emqx_connection,with_channel,3,[{file,“emqx_connection.erl”},{line,844}]},{emqx_connection,process_msg,2,[{file,“emqx_connection.erl”},{line,491}]},{emqx_connection,handle_recv,3,[{file,“emqx_connection.erl”},{line,442}]},{proc_lib,wake_up,3,[{file,“proc_lib.erl”},{line,251}]}]}]
麻烦提供重现步骤和全部的日志。
如果单看这一个日志的话，没有办法定位，相关的错有以下 2 个，可以参照一下：
https://github.com/search?q=repo:emqx/emqx+session_stepdown_request_exception&type=issues