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Date:      Sat, 18 Jun 2005 23:38:51 +0200
From:      Matthias Buelow <mkb@incubus.de>
To:        lefty@asda.gr
Cc:        freebsd-stable@freebsd.org, freebsd-questions@freebsd.org
Subject:   Re: Can't mount partitions with soft-updates enabled with async option 
Message-ID:  <200506182138.j5ILcpgF002301@drjekyll.mkbuelow.net>
In-Reply-To: Message from Lefteris Tsintjelis <lefty@ene.asda.gr>  of "Sat, 18 Jun 2005 23:19:28 %2B0300." <42B481D0.EFA31599@ene.asda.gr> 

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Lefteris Tsintjelis <lefty@ene.asda.gr> writes:

>I am not sure if I do something wrong here or it is suppose to work that
>way but the async option doesn't seem to work for partitions that have
>soft-updates turned on. Can someone please clarify the difference and if
>the speed difference (if any) is significant when using the async option
>instead of the soft-updates for cases such as the /usr/obj or as a squid
>data storage? Is async preferred over soft-updates when data loss is not
>a big issue?

With softupdates, everything is asynchronous so the option doesn't make
sense.
For improving squid filesystem performance, have you mounted the
partition with noatime? That might make some difference.

mkb.



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