[DRBD-user] DRBD write throughput very very bad

Dominik Klein dk at in-telegence.net
Fri Apr 24 12:18:47 CEST 2009

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


> ah. and btw. do not use "none",
> that is to say, do NOT use "no-disk-drain".  in general, that setting
> will violate write ordering constraints, and gives very little benefit.
> it is useful only in very special circumstances.

Namely on known-to-work-well battery-backed-write-cache controllers. Is
that about right?

Regards
Dominik




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