Network interface is flapping up and down in a system using a Qlogic FastLinQ Ethernet controller driver

Solution Unverified - Updated -

Issue

  • Multiple network interface is flapping up and down.
  • Message log shows Link is up/down with qede_link_update
$ cat var/log/messages|grep "Link is "
Oct 27 04:18:31 hostname kernel: [qede_link_update:3740(p2p2_1)]Link is down         
Oct 27 04:18:31 hostname kernel: [qede_link_update:3740(p2p2_3)]Link is down    
Oct 27 04:18:31 hostname kernel: [qede_link_update:3740(p2p2_4)]Link is down
Oct 27 04:18:31 hostname kernel: [qede_link_update:3733(p2p2_3)]Link is up  
Oct 27 04:18:31 hostname kernel: [qede_link_update:3733(p2p2_1)]Link is up 
Oct 27 04:18:31 hostname kernel: [qede_link_update:3733(p2p2_4)]Link is up 
Oct 27 04:34:45 hostname kernel: [qede_link_update:3740(p2p2_1)]Link is down
Oct 27 04:34:45 hostname kernel: [qede_link_update:3740(p2p2_3)]Link is down
Oct 27 04:34:45 hostname kernel: [qede_link_update:3740(p2p2_4)]Link is down
Oct 27 04:34:45 hostname kernel: [qede_link_update:3733(p2p2_3)]Link is up  
Oct 27 04:34:45 hostname kernel: [qede_link_update:3733(p2p2_1)]Link is up 
Oct 27 04:34:45 hostname kernel: [qede_link_update:3733(p2p2_4)]Link is up 
...

Environment

  • Red Hat Enterprise Linux 7.6
  • Qlogic FastLinQ Ethernet controller driver

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.

Current Customers and Partners

Log in for full access

Log In

New to Red Hat?

Learn more about Red Hat subscriptions

Using a Red Hat product through a public cloud?

How to access this content