DRBD

#/etc/drbd.conf
global {
usage-count yes;
}
common {
syncer { rate 10M; }
}
resource r0 {
protocol C;
handlers {
pri-on-incon-degr "echo o > /proc/sysrq-trigger ; halt -f";
pri-lost-after-sb "echo o > /proc/sysrq-trigger ; halt -f";
local-io-error "echo o > /proc/sysrq-trigger ; halt -f";
outdate-peer "/usr/sbin/drbd-peer-outdater";
}
startup {
}
disk {
on-io-error detach;
}
net {
}
syncer {
rate 10M;
al-extents 257;
}
on drbd-web01 {
device /dev/drbd0;
disk /dev/sda8;
address 192.168.2.110:7788;
meta-disk /dev/sda7[0];
}
on drbd-web02 {
device /dev/drbd0;
disk /dev/sda8;
address 192.168.2.111:7788;
meta-disk /dev/sda7[0];
}
}