Alexander Opitz wrote:
For this I need a shared partition (the primary writes in a file and the hot standby reads it and updates his own database).
People have successfully used IEEE-1394 (Firewire) drives in this way; connected to both machines at once, and accessed from both machines at once.
It's not the fastest solution available, and it's certainly not enterprise-grade, but it's a workable solution until you can come up with something better :-)