[DRBD-user] r0 ok, r1 PingAck did not arrive in time

Jake Smith jsmith at argotec.com
Thu Jun 27 15:39:00 CEST 2013

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.


----- Original Message -----
> From: "Chris Tothill" <Chris.Tothill at bristol.ac.uk>
> To: drbd-user at lists.linbit.com
> Sent: Thursday, June 27, 2013 6:42:54 AM
> Subject: Re: [DRBD-user] r0 ok, r1 PingAck did not arrive in time
> 
> 
> 
> 
> Are you using active/active channel bonding? If so I'd suggest trying
> active/passive (or just a single direct connection with no bonding)
> and see if that helps. If in doubt, simplify...
> 
> 
> Incidentally, with gigE my experience is that you don't actually need
> a 'crossover' cable to do direct connection, a normal 'straight'
> cable works just as well. I think this is because gigE uses all 4
> pairs simultaneously in both directions rather than one pair in each
> direction as 100M does.

Just a quick clarification on direct connect with standard cable (it's not because it's gigE)... 

Modern NICs and Switching equipment is Auto-MDIX which means the devices (if MDI/X is set to auto) will negotiate the proper connection type without the need for a special cable.  More here:
https://en.wikipedia.org/wiki/Medium_Dependent_Interface

Jake

> 
> 
> Chris
> 
> 
> 
> 
> ---------------------------
> Christopher Tothill
> Zone D Senior IT Support Specialist (Chemistry Unix Support)
> W227, School of Chemistry, University of Bristol
> Tel: (+44 117 33) 17045
> Chris.Tothill at bristol.ac.uk
> ---------------------------
> 
> 
> On 27 June 2013 03:12, Gerald Brandt < gbr at majentis.com > wrote:
> 
> 
> Hi,
> 
> I'm running Intel e1000 with crossover cable, and I just noticed in
> my log files I'm getting this:
> 
> [3535162.766591] e1000e: eth1 NIC Link is Down
> [3535168.243278] e1000e: eth1 NIC Link is Up 10 Mbps Full Duplex,
> Flow Control: Rx/Tx
> [3535168.243282] e1000e 0000:02:00.0: eth1: 10/100 speed: disabling
> TSO
> [3535176.574432] e1000e: eth1 NIC Link is Down
> [3535178.495165] e1000e: eth1 NIC Link is Up 1000 Mbps Full Duplex,
> Flow Control: Rx/Tx
> [3535214.602022] e1000e: eth1 NIC Link is Down
> [3535214.602465] e1000e 0000:02:00.0: eth1: Reset adapter
> [3535239.602540] e1000e: eth1 NIC Link is Up 1000 Mbps Full Duplex,
> Flow Control: Rx/Tx
> 
> Interesting.
> 
> 
> Gerald
> 
> 
> ----- Original Message -----
> 
> > From: "cesar" < brain at click.com.py >
> > To: drbd-user at lists.linbit.com
> 
> 
> > Sent: Wednesday, June 26, 2013 5:56:17 PM
> > Subject: Re: [DRBD-user] r0 ok, r1 PingAck did not arrive in time
> > 
> > Hi Lukas Gradl-4
> > 
> > I have PVE 2.3 with the same problem
> > 
> > But my NICs are Realtek, and soon i will change of brand for Intel,
> > and i
> > have connected in crossover-cable mode, because a "Switch" in the
> > middle can
> > change the data of the packets.
> > 
> > Please answer this questions:
> > 
> > What are the model of your NICs for use with DRBD on each PVE Node?
> > 
> > Do you have the link in crossover-cable mode (ie link NIC to NIC)?,
> > if not,
> > just do it !!! (DRBD suggested highly do NIC to NIC)
> > 
> > The latest "PVE 2.3" and "PVE 3.x" version have the kernel for
> > support DRBD
> > 8.3.13, update your PVE and your DRBD and after you must do test.
> > After,
> > please tell me about of this test.
> > 
> > When i have my new NICs Intel, i will can tell you about of my
> > experiences
> > 
> > Best regards
> > Cesar
> > 
> > 
> > 
> > --
> > View this message in context:
> > http://drbd.10923.n7.nabble.com/r0-ok-r1-PingAck-did-not-arrive-in-time-tp17953p17960.html
> > Sent from the DRBD - User mailing list archive at Nabble.com.
> > _______________________________________________
> > drbd-user mailing list
> > drbd-user at lists.linbit.com
> > http://lists.linbit.com/mailman/listinfo/drbd-user
> > 
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