Fwd: Abyssmal dump cache efficiency
olli at lurza.secnetix.de
Wed Feb 21 11:13:46 UTC 2007
Peter Jeremy wrote:
> I've found that you do get a worthwhile improvement in dump|restore
> performance by introducing a large (10's of MB) fifo between them.
> This helps reduce synchronisation between dump and restore (so that
> dump can continue to read whilst restore is busy writing a batch of
> small files and vice versa). There's a suitable port but I can't
> recall the name because I wrote my own.
There are several. The most popular ones are probably
misc/team and misc/buffer.
However, I wrote my own, too. :-)
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