I can't help but comment that it's amazing that GPFS is using a txt config file 
instead of requiring a command run that stores config data into a non-editable 
(but still editable) flat file database... Wow 2018!!

Hahahahaha!
-Bryan

From: gpfsug-discuss-boun...@spectrumscale.org 
[mailto:gpfsug-discuss-boun...@spectrumscale.org] On Behalf Of Mathias Dietz
Sent: Tuesday, January 09, 2018 3:44 AM
To: gpfsug main discussion list <gpfsug-discuss@spectrumscale.org>
Subject: Re: [gpfsug-discuss] mmhealth with 4.2.3-5 gives many false alarms 
ib_rdma_nic_unrecognized

Note: External Email
________________________________
Hello Heiner,

with 4.2.3-5 mmhealth is always monitoring all ports of a configured IB adapter 
even if the port is not specified in verbsPorts.
Development has implemented a fix which is planned to be part of 4.2.3-7 
(February).

To get rid of the false alarm in the meantime you could disable the Infiniband 
monitoring altogether.

To disable Infiniband monitoring on a node:
1. Open the file /var/mmfs/mmsysmon/mmsysmonitor.conf
2. Locate the [network]section
3. Add below: ib_rdma_enable_monitoring=False
4. Save file and run "mmsysmoncontrol restart"

If you have questions feel free to contact me directly by email.

Mit freundlichen Grüßen / Kind regards

Mathias Dietz

Spectrum Scale RAS Architect & Release Lead Architect (4.2.3/5.0)
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From:        "Billich Heinrich Rainer (PSI)" 
<heiner.bill...@psi.ch<mailto:heiner.bill...@psi.ch>>
To:        gpfsug main discussion list 
<gpfsug-discuss@spectrumscale.org<mailto:gpfsug-discuss@spectrumscale.org>>
Date:        01/09/2018 09:31 AM
Subject:        [gpfsug-discuss] mmhealth with 4.2.3-5 gives many false alarms 
ib_rdma_nic_unrecognized
Sent by:        
gpfsug-discuss-boun...@spectrumscale.org<mailto:gpfsug-discuss-boun...@spectrumscale.org>
________________________________



Hello,

I just upgraded to 4.2.3-5 and now see many failures 'ib_rdma_nic_unrecognized' 
in mmhealth,  like


Component        Status        Status Change            Reasons
------------------------------------------------------------------------------------------
NETWORK          DEGRADED      2018-01-06 15:57:21      
ib_rdma_nic_unrecognized(mlx4_0/1)
 mlx4_0/1       FAILED        2018-01-06 15:57:21      ib_rdma_nic_unrecognized


I didn't see this messages with 4.2.3-4. The relevant lines in 
/usr/lpp/mmfs/lib/mmsysmon/NetworkService.py changed between -4 and -5.

What seems to happen: I have Mellanox VPI cards with one port Infiniband and 
one port Ethernet.  mmhealth complains about the Ethernet port.  Hmm - I did 
specify the active Infiniband ports only in verbsPorts, I don't see why 
mmhealth cares about any other ports when it checks RDMA.

So probably a bug, I'll open a PMR unless somebody points me to a different 
solution.  I tried but I can't hide this event in mmhealth.

Cheers,
Heiner

--
Paul Scherrer Institut
Science IT
Heiner Billich
WHGA 106
CH 5232  Villigen PSI
056 310 36 02
https://www.psi.ch<https://www.psi.ch/>





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