RE: VIOS fiber channel: Why only one port showing on lsnports?

Rob
if you are not sure if the port is connected, run the fc statistics
command

$ fcstat fcs0
and
$ fcstat fcs1

check for link status and or errors

Shaun

   
Shaun Ryan
Systems Administrator Unix/Linux
[1][USEMAP] [2]P: +64 3 363 6939
[3]M: +64 21 974 587
[4]E: Shaun.Ryan@xxxxxxxxxxxxxxxxxxx
[5]167 Main North Road, Christchurch 8140

-----Original Message-----
From: Shaun Ryan
Sent: Thursday, 28 July 2022 10:36 am
To: Midrange Systems Technical Discussion <midrange-l@xxxxxxxxxxxxxxxxxx>
Subject: RE: VIOS fiber channel: Why only one port showing on lsnports?

Rob
check the attributes for the fibre adapter on both vios servers Are they
both switch connected with dynamic tracking and fast fail on?
$ lsdev -dev fscsi1 -attr
attribute value description user_settable

attach switch How this adapter is CONNECTED False
autoconfig available Configuration State True
dyntrk yes Dynamic Tracking of FC Devices True+
fc_err_recov fast_fail FC Fabric Event Error RECOVERY Policy True+
io_thrshld_tmr no FC special error recovery threshold timer enable True+
scsi_id 0x20500 Adapter SCSI ID False
sw_fc_class 3 FC Class for Fabric True

Shaun
-----Original Message-----
From: Marc Rauzier <marc.rauzier@xxxxxxxxx>
Sent: Thursday, 28 July 2022 7:49 am
To: midrange-l@xxxxxxxxxxxxxxxxxx
Subject: Re: VIOS fiber channel: Why only one port showing on lsnports?

Le 27/07/2022 à 21:32, Rob Berendt a écrit :
> Both VIOS lpars have the same dual port FC card.
> Why would one lpar only show one port?
>
> On lpar VIOS21 I can run this:
> $ lsnports
> name physloc fabric tports aports swwpns awwpns
> fcs0 U78D2.001.WZS01HD-P1-C6-T1 1 64 64 3088 3083
> fcs1 U78D2.001.WZS01HD-P1-C6-T2 1 64 64 3088 3083
>
> However on lpar VIOS22 I only see one port:
> $ lsnports
> name physloc fabric tports aports swwpns awwpns
> fcs0 U78D2.001.WZS01HD-P1-C5-T1 1 64 59 3088 3058

Assuming T2 port is connected to a switch, you may want to check NPIV
enablement on that switch port.

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