Administrar drbd Centos 6.7

Resolver Split Brain

Síntoma

grep "Split-Brain" /var/log/messages
kernel: block drbd0: Split-Brain detected, dropping connection!

Resolución

Identificar el nombre del recurso:

service drbd status

victim# drbdadm secondary r0
victim# drbdadm disconnect r0
victim# drbdadm -- --discard-my-data connect r0

survivor# drbdadm connect r0

Referencias

• http://www.hastexo.com/resources/hints-and-kinks/solve-drbd-split-brain-4-steps