"Receiver signal average optical power" is low

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Visibility:: Public

Votes:: 0

Category:: ontap-9

Specialty:: hw

Last Updated:

Applies to

AFF8080
ONTAP 9

Issue

Receiver signal average optical power is low by switch command below.

comadmin@switch1> show interfaces descriptions | match 0/0/15

xe-0/0/15 up down node1_e0e

{master:0}

comadmin@switch1> show interfaces diagnostics optics xe-0/0/15 | match dBm

Laser output power : 0.5870 mW / -2.31 dBm

Receiver signal average optical power : 0.0001 mW / -40.00 dBm

comadmin@switch2> show interfaces descriptions | match 0/0/15

xe-0/0/15 up down node1_e0f

{master:1}

comadmin@switch2> show interfaces diagnostics optics xe-0/0/15 | match dBm

Laser output power : 0.6040 mW / -2.19 dBm

Receiver signal average optical power : 0.0001 mW / -40.00 dBm

The ports above are down in IFGRPS.XML

Node                   node2 node2

Interface Group Name   a0a   a0b

Up Ports               e0g   e0h

Down Ports             e0e   e0f

The ports above are up in SYSCONFIG-A

slot 0: 1G/10G Ethernet Controller CNA EP 8324

    (Multiple Dual-port, QLogic CNA 8324(8362) rev. 2)

    e0h MAC Address:    02:a0:98:b4:87:1f (auto-10g_sr-fd-up)

    e0g MAC Address:    02:a0:98:b4:87:20 (auto-10g_sr-fd-up)

    e0f MAC Address:    02:a0:98:b4:87:1f (auto-10g_sr-fd-up)

    e0e MAC Address:    02:a0:98:b4:87:20 (auto-10g_sr-fd-up)

    Device Type:        EP8324N

    Firmware Version:   5.4.66.0

The following messages can be observed on the system

[?]  Fri Oct 04 08:14:37 +0000 [node1: kernel: netif.init.failed:alert]: Initialization of network interface e0e failed due to unexpected software error ql:244.

[?]  Fri Oct 04 08:15:38 +0000 [node1: intr: net.ifgrp.lacp.link.inactive:error]: ifgrp a0a, port e0e has transitioned to an inactive state. The interface group is in a degraded state.

[?]  Fri Oct 04 08:15:41 +0000 [node1: intr: net.ifgrp.lacp.link.inactive:error]: ifgrp a0b, port e0f has transitioned to an inactive state. The interface group is in a degraded state.