- emqx版本：4.0.0
- 问题描述：客户端频繁断开连接
- 问题日志：
2024-03-26 22:51:10.068 [error] <<“d11ca387-3b43-45ce-a9bc-d60461faf677”>>@127.0.0.1:38932 crasher:
initial call: emqx_connection:init/4
pid: <0.31324.1>
registered_name:
exception exit: {badarg,
[{ets,lookup_element,
[emqx_metrics,‘packets.publish.inuse’,4],
},
{emqx_metrics,update_counter,2,
[{file,
“/emqx-rel/_build/emqx-pkg/lib/emqx/src/emqx_metrics.erl”},
{line,294}]},
{emqx_channel,do_publish,3,
[{file,
“/emqx-rel/_build/emqx-pkg/lib/emqx/src/emqx_channel.erl”},
{line,416}]},
{emqx_connection,with_channel,3,
[{file,
“/emqx-rel/_build/emqx-pkg/lib/emqx/src/emqx_connection.erl”},
{line,537}]},
{emqx_connection,process_msg,3,
[{file,
“/emqx-rel/_build/emqx-pkg/lib/emqx/src/emqx_connection.erl”},
{line,284}]},
{proc_lib,wake_up,3,
[{file,“proc_lib.erl”},{line,259}]}]}
in function emqx_connection:terminate/2 (/emqx-rel/_build/emqx-pkg/lib/emqx/src/emqx_connection.erl, line 424)
ancestors: [<0.1582.0>,<0.1581.0>,esockd_sup,<0.1341.0>]
message_queue_len: 0
messages:
links: [<0.1582.0>]
dictionary: [{{publish,<<“/devices/agvc/heartBeat/sr2019072600001”>>},
{allow,1711464610910}},
{{publish,<<“/devices/agvc/appoint/sr2019072600001”>>},
{allow,1711464647969}},
{{publish,
<<“/devices/agvc/applyMutualExclusionAreaFeedback/sr2019072600001”>>},
{allow,1711464669550}},
{recv_msg,1701},
{guid,{1711464670067993,268564321827420,1701}},
{recv_pkt,2786},
{acl_cache_size,7},
{acl_keys_q,
{[{publish,
<<“/devices/agvc/applyMutualExclusionAreaFeedback/sr2019072600001”>>},
{publish,
<<“/devices/agvc/applyRestrictZoneFeedback/sr2019072600001”>>},
{publish,
<<“/devices/rcs/robotErrorInfo/c2f3114d13df4bc09939ce5f0cfa7ad1”>>},
{publish,<<“/devices/agvc/appoint/sr2019072600001”>>},
{publish,
<<“/devices/agvc/obstacleDetectFinish/sr2019072600001”>>},
{publish,
<<“/devices/agvc/obstacleDetect/sr2019072600001”>>}],
[{publish,
<<“/devices/agvc/heartBeat/sr2019072600001”>>}]}},
{{publish,
<<“/devices/agvc/obstacleDetect/sr2019072600001”>>},
{allow,1711464622113}},
{{publish,
<<“/devices/agvc/applyRestrictZoneFeedback/sr2019072600001”>>},
{allow,1711464655719}},
{send_pkt,39366},
{send_msg,38322},
{{publish,
<<“/devices/agvc/obstacleDetectFinish/sr2019072600001”>>},
{allow,1711464645215}},
{incoming_pubs,54},
{{publish,
<<“/devices/rcs/robotErrorInfo/c2f3114d13df4bc09939ce5f0cfa7ad1”>>},
{allow,1711464655510}},
{incoming_bytes,7676},
{‘$logger_metadata$’,
#{clientid => <<“d11ca387-3b43-45ce-a9bc-d60461faf677”>>,
peername => “127.0.0.1:38932”}},
{outgoing_bytes,10702},
{outgoing_pubs,30}]
trap_exit: false
status: running
heap_size: 2586
stack_size: 27
reductions: 15381221
neighbours:
2024-03-26 22:51:10.069 [error] supervisor: ‘esockd_connection_sup - <0.1582.0>’
errorContext: connection_crashed
reason: {badarg,
[{ets,lookup_element,
[emqx_metrics,‘packets.publish.inuse’,4],
},
{emqx_metrics,update_counter,2,
[{file,
“/emqx-rel/_build/emqx-pkg/lib/emqx/src/emqx_metrics.erl”},
{line,294}]},
{emqx_channel,do_publish,3,
[{file,
“/emqx-rel/_build/emqx-pkg/lib/emqx/src/emqx_channel.erl”},
{line,416}]},
{emqx_connection,with_channel,3,
[{file,
“/emqx-rel/_build/emqx-pkg/lib/emqx/src/emqx_connection.erl”},
{line,537}]},
{emqx_connection,process_msg,3,
[{file,
“/emqx-rel/_build/emqx-pkg/lib/emqx/src/emqx_connection.erl”},
{line,284}]},
{proc_lib,wake_up,3,[{file,“proc_lib.erl”},{line,259}]}]}
offender: [{pid,<0.31324.1>},
{name,connection},
{mfargs,
{emqx_connection,start_link,
[[{deflate_options,},
{max_conn_rate,1000},
{active_n,100},
{zone,external}]]}}]
附图：
