[DRBD-user] Re: general questions abount heartbeat with drbd

Maurice Volaski mvolaski at aecom.yu.edu
Sun May 1 21:32:09 CEST 2005

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.

>i'm running heartbeat with drbd mirroring.
>the heartbeats are being sent by eth1 and ttys0. the drbd devices are
>mirrored over eht1, too.
>if eth1 breaks, no more data is being mirrored, but the heartbeats still get
>over ttys0. is that a problem?
>imagine, the server crashes after eth1 was broken. the slave overtakes the
>services, but the data isn't up-to-date, because mirroring doesn't work
>so ive lost some important data.
>is there a possibility to prevent this problem?

Wouldn't it be OK just not to use ttys0? Then there is only one 
connection between primary and secondary and since that is down, it 
would be treated as a "double failure".

Maurice Volaski, mvolaski at aecom.yu.edu
Computing Support, Rose F. Kennedy Center
Albert Einstein College of Medicine of Yeshiva University

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