Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
Hi, Lars Marowsky-Bree wrote: > On 2005-12-14T18:59:29, Christof Amelunxen <ca at ordix.de> wrote: >> >> 1. NodeA (P) --- NodeB (S) # everything ok >> 2. NodeA (P) - - NodeB (S) # DRBD detects connection loss, goes WFC >> 3. NodeA (P) - - NodeB (S) # Linux-HA detects split brain, A kills B >> 4. / - - NodeB (P) # NodeB takes over, goes primary >> >> There have been writes on NodeA between step 2 and 3. These are lost >> after >> Linux-HA has killed A and made B primary. I know the best solution is to >> avoid this situation by any chance and we are using serial heartbeats, >> too, but what if it happens anyway? > > The writes are lost. Does that mean in this case automatical failover without any human intervention is not possible at all if data loss is unacceptable? regards, Christof