port failure 1/1/49

[fredyhcr]

Kind regards,

I need your help as I am experiencing a fault with port 1/49 of the switch, which is working intermittently, as can be seen in the logs.

-> show system
System:
Description: Alcatel-Lucent Enterprise OS6860E-P48 8.10.102.R01 GA, July 14, 2024.,
Object ID: 1.3.6.1.4.1.6486.801.1.1.2.1.11.1.8,
Up Time: 155 days 2 hours 3 minutes and 31 seconds,
Contact: Alcatel-Lucent Enterprise, https://www.al-enterprise.com,
Name: ESINC,
Location: Unknown,
Services: 78,
Date & Time: THU SEP 25 2025 10:53:15 (UTC)


Logs

2025 Sep 25 10:09:21.061 ESINC swlogd portMgrNi main INFO: : [pmnHALLinkStatusCallback:208] LINKSTS 1/1/49 DOWN (gport 0x30) Speed 0 Duplex HALF
2025 Sep 25 10:09:21.064 ESINC swlogd stpNi _SOKt INFO: stpnimsg_processMsgFromPM: PM_LINK_STATUS_MSGID gPort=x30 linkStatus=0
2025 Sep 25 10:09:21.065 ESINC swlogd linkAggNi main INFO: 1/1/49 Convergence port down 2025-Sep-25 10:09:21.062346
2025 Sep 25 10:09:21.065 ESINC swlogd linkAggNi main WARN: [1:1] -> [la_ni_lacp_auto_lac_mux.cpp:803] Sync Out port=1/1/49(48) partner:Out actor:In Dist Coll Selected Attached
2025 Sep 25 10:09:21.066 ESINC swlogd linkAggNi main INFO: la_ni_mgt_rcv_pm_link_down_f: send link down state to cmm 1/1/49(48)
2025 Sep 25 10:09:21.067 ESINC swlogd linkAggCmm main INFO: Receive agg port leave request: agg: 126, port: 1/1/49(48)
2025 Sep 25 10:09:21.067 ESINC swlogd portMgrCmm main INFO: : [pmProcessLagMsgs:350] AGG_DOWN agg:126 last_port:48
2025 Sep 25 10:09:21.068 ESINC swlogd linkAggCmm main EVENT: CUSTLOG CMM Receive agg port leave request: Link Aggregation 126 operationally down
2025 Sep 25 10:09:21.068 ESINC swlogd linkAggCmm main INFO: Receive agg port leave request: Aggregate Down, LACP port: 1/1/49(1049) agg: 126 link:DOWN agg_admin:UP timedout:TRUE
2025 Sep 25 10:09:21.069 ESINC swlogd linkAggNi main INFO: Convergence-LINK_DOWN(ms):port:1/1/49 gport:48 bcmIntr2Notify:2 bcmIntr2pm:3 bcmIntr2Lacp:4
2025 Sep 25 10:09:21.071 ESINC swlogd linkAggNi main INFO: Port: 1/1/49(48) Convergence Cmm Request 2025-Sep-25 10:09:21.070947
2025 Sep 25 10:09:21.076 ESINC swlogd stpCmm _AGRt INFO: LA_AGGDOWN agg_ifdx=40000126
2025 Sep 25 10:09:21.080 ESINC swlogd linkAggCmm main INFO: Receive port link state: port 1/1/49(48) is DOWN
2025 Sep 25 10:09:21.084 ESINC swlogd intfNi Drv INFO: niEsmSendLinkStatusChgMsg(1182): linkstatus DOWN sent on peerId=1
2025 Sep 25 10:09:21.085 ESINC swlogd intfCmm Mgr EVENT: CUSTLOG CMM Link 1/1/49 operationally down
2025 Sep 25 10:09:21.100 ESINC swlogd intfCmm Mgr INFO: cmmEsmHandleNiMsg: Rx CMM_ESM_LINK_STATUS_CHG from chassis 1 NI 1
2025 Sep 25 10:09:21.106 ESINC swlogd linkAggNi main INFO: Agg: 126 port:1/1/49 Convergence agg Update 2025-Sep-25 10:09:21.105902
2025 Sep 25 10:09:21.107 ESINC swlogd linkAggNi main INFO: Agg: 126 Convergence agg down 2025-Sep-25 10:09:21.107051
2025 Sep 25 10:09:21.108 ESINC swlogd portMgrNi main INFO: : [pmProcessLagMsgs:350] AGG_DOWN agg:126 last_port:48
2025 Sep 25 10:09:21.109 ESINC swlogd stpNi _AGRt INFO: LA_AGG_DONW: agg_id=126 last_port_id=x30
2025 Sep 25 10:09:21.111 ESINC swlogd svcNi mSVC INFO: MNID:LAG:: LA_AGG_DOWN for aggId 126 last-port 48
2025 Sep 25 10:09:21.112 ESINC swlogd svcNi mSVC INFO: mnidHandleLaAggDownEvt(597) - aggGPort 33554558 record not found in Service Port table
2025 Sep 25 10:09:21.881 ESINC swlogd linkAggNi main INFO: la_ni_agg_lacp_deselect_agg_f: Agg Id:126 Port:1/1/49(1049) Deleted from Agg port table
2025 Sep 25 10:09:21.882 ESINC swlogd linkAggNi main INFO: LACP Link 1/1/49(48) -> 0 is OUT_OF_SYNC agg=-1
2025 Sep 25 10:09:21.882 ESINC swlogd linkAggNi main INFO: 1/1/49(48) State Actor:Actv Fast Aggr Out . . Deflt . Partner:Pass Slow Aggr Out Coll Dist Deflt .
2025 Sep 25 10:09:21.882 ESINC swlogd linkAggCmm main INFO: Selection Req agg:-1 port:1/1/49(48)
2025 Sep 25 10:09:24.335 ESINC swlogd stpCmm _TRPt INFO: TRAP:newRootPort stp=0 port=40000127
2025 Sep 25 10:09:24.335 ESINC swlogd stpCmm _TRPt EVENT: CUSTLOG CMM STP instance 0: Root port change detected
2025 Sep 25 10:10:41.386 ESINC swlogd SES AAA INFO: Login by admin from through Console Success [in LoginAaaSession::handleLoginResult()]
2025 Sep 25 10:12:04.494 ESINC swlogd flashManager Main INFO: flashMgrValidateImage_exec: calling system(/bin/validate_image --compareImage1=/flash/certified/Uos.img --compareImage2=/flash/working/Uos.img))
2025 Sep 25 10:12:04.592 ESINC swlogd flashManager Main INFO: flashMgrValidateImage_exec: valid
2025 Sep 25 10:16:00.450 ESINC nit process '/bin/busybox getty -L ttyS0 9600 vt100' (pid 9532) exited. Scheduling for restart.
2025 Sep 25 10:16:01.451 ESINC nit starting pid 25300, tty '/dev/ttyS0': '/bin/busybox getty -L ttyS0 9600 vt100'
2025 Sep 25 10:17:02.703 ESINC swlogd portMgrNi main INFO: : [pmnHALLinkStatusCallback:208] LINKSTS 1/1/49 UP (gport 0x30) Speed 1000 Duplex FULL
2025 Sep 25 10:17:02.705 ESINC swlogd linkAggNi main INFO: 1/1/49 Convergence port up 2025-Sep-25 10:17:02.703040
2025 Sep 25 10:17:02.705 ESINC swlogd stpNi _SOKt INFO: stpnimsg_processMsgFromPM: PM_LINK_STATUS_MSGID gPort=x30 linkStatus=1
2025 Sep 25 10:17:02.705 ESINC swlogd linkAggCmm main INFO: Receive port link state: port 1/1/49(48) is UP
2025 Sep 25 10:17:02.708 ESINC swlogd linkAggNi main INFO: lacp_rxm_expired 1/1/49(48) tx:13116281 rx:13113594
2025 Sep 25 10:17:02.708 ESINC swlogd linkAggNi main INFO: Convergence-LINK_UP(ms):port:1/1/49 gport:48 bcmIntr2Notify:634 bcmIntr2pm:635 bcmIntr2Lacp:635
2025 Sep 25 10:17:02.733 ESINC swlogd intfNi Drv INFO: niEsmSendLinkStatusChgMsg(1182): linkstatus UP sent on peerId=1
2025 Sep 25 10:17:02.735 ESINC swlogd intfCmm Mgr EVENT: CUSTLOG CMM Link 1/1/49 operationally up

[silvio]

Hi, there is no reason for the down of the port visible. All other logs after the first down message show that now the LAG126 is down too etc.
And 8 min later the port is back.
So in my opinion the switch is not the reason for it. Check cable, other site of the link etc.
and check the port itself
"show interf 1/1/49"
BR silvio