交换机重新启动后、出现集群网络降级警报SwitchIfIslDownWarn_Alert
适用场景
- ONTAP 9
- CN1610集群交换机
- BES-53248集群交换机
问题描述
- 断电或维护后交换机重新启动。
- 系统会
CLUSTER NETWORK DEGRADED在事件日志中报告以下警报：
[Node-01: vifmgr: callhome.clus.net.degraded:alert]: Call home for CLUSTER NETWORK DEGRADED: Total Packet Loss - Ping failures detected between Node-01_clus2 ( 169.XXX.XX.XXX ) on Node-01 and Node-04_clus1 ( 169.XXX.XX.XXX ) on Node-04
- 如果使用ISL LAG (链路聚合)、您可能会看到此ASUP 警报：
(Health Monitor process cshm: SwitchIfIslDownWarn_Alert[<switch_name>/<LAG_name>]) ALERT - 在事件日志中：
[Node-04: cshmd: hm.alert.raised:alert]: Alert Id = SwitchIfIslDownWarn_Alert , Alerting Resource = cluster-sw1/ Link Aggregate 1 raised by monitor cluster-switch
- 交换机运行状况已降级：
cluster1::> system health subsystem show
Subsystem Health
----------------- ------------------
SAS-connect ok
Environment ok
Memory ok
Service-Processor ok
Switch-Health degraded
CIFS-NDO ok
Motherboard ok
- 交换机
show tech-support报告ISL端口已禁用和已关闭：
Switch# show port all
Admin Physical Physical Link Link LACP Actor
Intf Type Mode Mode Status Status Trap Mode Timeout
--------- ------ --------- ---------- ---------- ------ ------- ------ --------
0/13 PC Mbr Disable 10G Full Down Enable Enable long
0/14 PC Mbr Disable 10G Full Down Enable Enable long
0/15 PC Mbr Disable 10G Full Down Enable Enable long
0/16 PC Mbr Disable 10G Full Down Enable Enable long在
show running-config交换机的输出中、我们看到 所有ISL端口均已关闭：interface 0/13
shutdown
description 'ISL member port 13'
mtu 9216
exit
interface 0/14
shutdown
description 'ISL member port 14'
mtu 9216
exit
interface 0/15
shutdown
description 'ISL member port 15'
mtu 9216
exit
interface 0/16
shutdown
description 'ISL member port 16'
mtu 9216
exit