[DRBD-user] Peer cannot deal with requests bigger than 131072

[Lars Ellenberg]

On Wed, Jun 19, 2019 at 05:10:05PM +0000, Alderton, Lewis wrote:
> 
> I am trying to replicate between DRBD 8.3.16 and DRBD 9.0.16-1. I see the following log messages ....
> 
> Jun 19 11:30:49 centos75 kernel: drbd louie Centos63: conn( Connecting -> Connected )
> Jun 19 11:30:49 centos75 kernel: drbd louie/0 drbd1: drbd_bm_resize called with capacity == 2096440
> Jun 19 11:30:49 centos75 kernel: drbd louie/0 drbd1: resync bitmap: bits=262055 words=4095 pages=8
> Jun 19 11:30:49 centos75 kernel: drbd louie/0 drbd1: size = 1024 MB (1048220 KB)
> Jun 19 11:30:49 centos75 kernel: drbd louie/0 drbd1: Peer cannot deal with requests bigger than 131072. Please reduce max_bio_size in the configuration.

*this*

> Jun 19 11:30:49 centos75 kernel: drbd louie Centos63: conn( Connected -> Disconnecting )
> Jun 19 11:30:49 centos75 kernel: drbd louie Centos63: error receiving P_SIZES, e: -5 l: 0!
> Jun 19 11:30:49 centos75 kernel: drbd louie Centos63: ack_receiver terminated
> Jun 19 11:30:49 centos75 kernel: drbd louie Centos63: Terminating ack_recv thread
> Jun 19 11:30:49 centos75 kernel: drbd louie Centos63: Connection closed
> 
> 
> Is there any way of working around this ?

Well, now, did you even try what this message suggests?

Otherwise: maybe first 8.3 -> 8.4, then 8.4 -> 9
Or forget about the "rolling" upgrade,
just re-create the meta data as 9,
and bring it up as 9 on all nodes.

-- 
: Lars Ellenberg
: LINBIT | Keeping the Digital World Running
: DRBD -- Heartbeat -- Corosync -- Pacemaker

DRBD® and LINBIT® are registered trademarks of LINBIT
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