[ClusterLabs] Q: high-priority messages from DLM?

[Strahil Nikolov]

It's more interesting why you got connection close...
Are you sure you didn't got network issues ? What is corosync saying in
the lgos ?

Offtopic: Are you using DLM with OCFS2 ?

Best Regards,
Strahil Nikolov

В 10:33 -0800 на 04.12.2020 (пт), Reid Wahl написа:
> On Fri, Dec 4, 2020 at 10:32 AM Reid Wahl <nwahl at redhat.com> wrote:
> > I'm inclined to agree, although maybe there's a good reason. These
> > get
> > logged with KERN_ERR priority.
> 
> I hit Enter and that email sent instead of line-breaking... anyway.
> 
> https://github.com/torvalds/linux/blob/master/fs/dlm/dlm_internal.h#L61-L62
> https://github.com/torvalds/linux/blob/master/fs/dlm/lowcomms.c#L1250
> 
> > On Fri, Dec 4, 2020 at 5:32 AM Ulrich Windl
> > <Ulrich.Windl at rz.uni-regensburg.de> wrote:
> > > Hi!
> > > 
> > > Logging into a server via iDRAC, I see several messages drom
> > > "dlm:" at the console screen. My obvious explanation is that they
> > > are on the screen, because journald (SLES15 SP2) treats them is
> > > high priority messages that should go to the screen. However IMHO
> > > they are not:
> > > 
> > > [83035.333382] dlm: closing connection to node 118
> > > [84756.045008] dlm: closing connection to node 118
> > > [160906.211673] dlm: Using SCTP for communications
> > > [160906.239357] dlm: connecting to 118
> > > [160906.239807] dlm: connecting to 116
> > > [160906.241432] dlm: connected to 116
> > > [160906.241448] dlm: connected to 118
> > > [174464.522831] dlm: closing connection to node 116
> > > [174670.058912] dlm: connecting to 116
> > > [174670.061373] dlm: connected to 116
> > > [175561.816821] dlm: closing connection to node 118
> > > [175617.654995] dlm: connecting to 118
> > > [175617.665153] dlm: connected to 118
> > > [175695.310971] dlm: closing connection to node 118
> > > [175695.311039] dlm: closing connection to node 116
> > > [175695.311084] dlm: closing connection to node 119
> > > [175759.045564] dlm: Using SCTP for communications
> > > [175759.052075] dlm: connecting to 118
> > > [175759.052623] dlm: connecting to 116
> > > [175759.052917] dlm: connected to 116
> > > [175759.053847] dlm: connected to 118
> > > [432217.637844] dlm: closing connection to node 119
> > > [432217.637912] dlm: closing connection to node 118
> > > [432217.637953] dlm: closing connection to node 116
> > > [438872.495086] dlm: Using SCTP for communications
> > > [438872.499832] dlm: connecting to 118
> > > [438872.500340] dlm: connecting to 116
> > > [438872.500600] dlm: connected to 116
> > > [438872.500642] dlm: connected to 118
> > > [779424.346316] dlm: closing connection to node 116
> > > [780017.597844] dlm: connecting to 116
> > > [780017.616321] dlm: connected to 116
> > > [783118.476060] dlm: closing connection to node 116
> > > [783318.744036] dlm: connecting to 116
> > > [783318.756923] dlm: connected to 116
> > > [784893.793366] dlm: closing connection to node 118
> > > [785082.619709] dlm: connecting to 118
> > > [785082.633263] dlm: connected to 118
> > > 
> > > Regards,
> > > Ulrich
> > > 
> > > 
> > > 
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> > 
> > --
> > Regards,
> > 
> > Reid Wahl, RHCA
> > Senior Software Maintenance Engineer, Red Hat
> > CEE - Platform Support Delivery - ClusterHA
> 
>