[DRBD-user] Nodes do not connect

Michael Dukelsky drbdm at mail.ru
Wed Dec 11 20:11:42 CET 2013

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


Hi Nelson,

On 11.12.2013 21:39, Nelson Hicks wrote:

> In that case, are any syslog entries generated by DRBD on either host? 
> Anything in dmesg?

Here is an excerpt from dmesg on the secondary node2 (I've hidden MAC
and IP addresses):

[   95.054821] drbd: initialized. Version: 8.3.13 (api:88/proto:86-96)
[   95.054823] drbd: srcversion: ECB278A2285B40525B8362B
[   95.054824] drbd: registered as block device major 147
[   95.054825] drbd: minor_table @ 0xf3f1cdc0
[  113.591813] block drbd1: Starting worker thread (from drbdsetup [2968])
[  113.592029] block drbd1: disk( Diskless -> Attaching )
[  113.626892] block drbd1: Found 4 transactions (136 active extents) in
activity log.
[  113.626897] block drbd1: Method to ensure write ordering: flush
[  113.626901] block drbd1: max BIO size = 131072
[  113.626906] block drbd1: drbd_bm_resize called with capacity ==
5788442024
[  113.643054] block drbd1: resync bitmap: bits=723555253 words=22611102
pages=22082
[  113.643060] block drbd1: size = 2760 GB (2894221012 KB)
[  114.932954] block drbd1: bitmap READ of 22082 pages took 323 jiffies
[  114.952174] block drbd1: recounting of set bits took additional 5 jiffies
[  114.952176] block drbd1: 0 KB (0 bits) marked out-of-sync by on disk
bit-map.
[  114.952181] block drbd1: disk( Attaching -> Outdated )
[  114.952183] block drbd1: attached to UUIDs
2530B8E201AE9218:0000000000000000:7BF872E1E5010EAE:7BF772E1E5010EAE
[  119.727210] device-mapper: uevent: version 1.0.3
[  119.727433] device-mapper: ioctl: 4.23.0-ioctl (2012-07-25)
initialised: dm-devel at redhat.com
[  196.041598] block drbd1: conn( StandAlone -> Unconnected )
[  196.041644] block drbd1: Starting receiver thread (from drbd1_worker
[2969])
[  196.041779] block drbd1: receiver (re)started
[  196.041787] block drbd1: conn( Unconnected -> WFConnection )
[  207.953195] SFW2-INext-DROP-DEFLT IN=eth0 OUT=
MAC=node2_MAC:node1_MAC:08:00 SRC=node1_IP DST=node2_IP LEN=60 TOS=0x00
PREC=0x00 TTL=64 ID=39665 DF PROTO=TCP SPT=42848 DPT=7789 WINDOW=14600
RES=0x00 SYN URGP=0 OPT
[  208.950454] SFW2-INext-DROP-DEFLT IN=eth0 OUT=
MAC=node2_MAC:node1_MAC:08:00 SRC=node1_IP DST=node2_IP LEN=60 TOS=0x00
PREC=0x00 TTL=64 ID=39666 DF PROTO=TCP SPT=42848 DPT=7789 WINDOW=14600
RES=0x00 SYN URGP=0 OPT

The lines like the last two ones are repeated many times. The disk state
is here 'outdated' because I have manually set it to 'outdated' in a
hope that it will help to connect. But alas...

Syslog also has no interesting information.

Best regards,
Michael Dukelsky



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