Re: [squid-users] Weird problem with Freebsd 6.0+Squid 2.5 Stable12+routers

From: H <h@dont-contact.us>
Date: Thu, 12 Jan 2006 20:24:51 -0200

On Wednesday 11 January 2006 21:22, Brett Lymn wrote:
> On Wed, Jan 11, 2006 at 08:23:50AM -0200, H wrote:
> > using aio on Freebsd is a risky thing, you may loose your disk on
> > incorrect shutdown
>
> This sounds like nonsense to me - I think you are confusing async io
> with mounting a file system async. The two are _not_ equivalent.

good point, I mixed it up in my rush what doesn't make it nonsense since what
I wrote is still correct I guess

anyway I think that aufs-pthread-aio in squid is confusing when talking
freeBSD and not so very well documented

BTW I believe pthreads are not so good on FreeBSD at all and work different as
on Linux

If I am not wrong aufs by default use pthreads but --with-aio is it to be ment
aditional? Anyway posix-aio need to be compiled or loaded in FreeBSD

strange also, remembering on FreeBSD without posix-aio loaded, that even if

configure --enable-storeio=diskd,aufs,null --with-aio

gives an error but completes and make goes through, I never tried to run it
then

I never tried aufs on any production server for some time because performance
was far below diskd but like I said I never tried it seriously because it is
confusing me

-- 
H.
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Received on Thu Jan 12 2006 - 15:25:18 MST

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