LARGE single-system Cyrus installs?

Rob Banz rob at
Tue Nov 20 15:54:35 EST 2007

On Nov 20, 2007, at 15:38, Ken Murchison wrote:

> Pascal Gienger wrote:
>> Rob Banz <rob at> wrote:
>>> We went through a similar discussion last year in OpenAFS land, and
>>> came the same conclusion -- basically, if your filesystem is
>>> reasonably reliable (such as ZFS is), and you can trust your
>>> underlying storage not to lose transactions that are in-cache  
>>> during a
>>> 'bad event', the added benefit of fsync() may be less than its
>>> performance cost.
>> Would'nt it be nice to have a configuration option to completely  
>> turn off fsync() in Cyrus? If you want, with a BIG WARNING in the  
>> doc stating NOT TO USE IT unless you know what you doing. :)
> Its already in imapd.conf(8):
> skiplist_unsafe

Well shiver me timbers!  Ya'll rock.


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