DRBD

apt-get install drbd8-utils

global {
	usage-count no;
}
 
common {
	startup {
		wfc-timeout  30;
		degr-wfc-timeout 15;
		outdated-wfc-timeout 10;
	}
 
	net {
		protocol C;
		shared-secret "MyS3cre3t";
		max-buffers 36k;
		sndbuf-size 1024k;
		rcvbuf-size 2048k;
	}
 
	syncer {
		rate 4194304k;
		al-extents 6433;
	}
 
	disk {
		on-io-error detach;
		c-plan-ahead 2;
		c-fill-target 24M;
		c-min-rate 80M;
		c-max-rate 720M;
	}
}
 
 
resource r0 {
	device /dev/drbd0;
	disk /dev/sdb;
	meta-disk internal;
 
	on drbd1.eisscholle.net {
		address 10.0.0.101:7788;
	}
 
	on drbd1.eisscholle.net {
		address 10.0.0.102:7788;
	}
}

Die Konfigurationsdatei auf alle beteiligten Hosts kopieren.

root@drbd1:~# drbdadm create-md r0; /etc/init.d/drbd start
root@drbd2:~# drbdadm create-md r0; /etc/init.d/drbd start

root@drbd1:~# drbdadm -- --overwrite-data-of-peer primary r0
root@drbd1:~# mkfs.ext3 /dev/drbd0

cat /proc/drbd
drbdadm cstate r0
drbdadm dstate r0
drbdadm role r0