Re: File Systems Compared

* Brian Wipf:

> Anyone run their RAIDs with disk caches enabled, or is this akin to
> having fsync off?

If your cache is backed by a battery, enabling write cache shouldn't
be a problem.  You can check if the whole thing is working well by
running this test script: <http://brad.livejournal.com/2116715.html>

Enabling write cache leads to various degrees of data corruption in
case of a power outage (possibly including file system corruption
requiring manual recover).

--
Florian Weimer                <fweimer@bfk.de>
BFK edv-consulting GmbH       http://www.bfk.de/
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