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List:       freebsd-fs
Subject:    Re: ZFS how to find out if ZIL is currently enabled?
From:       Ivan Voras <ivoras () freebsd ! org>
Date:       2011-07-28 15:52:08
Message-ID: CAF-QHFWfLgeTms=fieZ+fR08s346jyWgM1cqTD9nEnSaAT+PKw () mail ! gmail ! com
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On 28 July 2011 17:21, Jeremy Chadwick <freebsd@jdc.parodius.com> wrote:
> On Thu, Jul 28, 2011 at 04:23:55PM +0200, Ivan Voras wrote:
>> On 28 July 2011 16:05, Andriy Gapon <avg@freebsd.org> wrote:
>> > on 28/07/2011 16:35 Ivan Voras said the following:
>> >> On 28 July 2011 15:00, Andriy Gapon <avg@freebsd.org> wrote:
>> >>> on 28/07/2011 15:48 Ivan Voras said the following:
>> >>
>> >>>> >From the various csup dates I have on the servers it looks like it's
>> >>>> been removed somewhere between April and now, possibly with ZFS 28
>> >>>> MFC?
>> >>>
>> >>> http://www.mail-archive.com/freebsd-stable@freebsd.org/msg114251.html
>> >>>
>> >>>> I.e. this code is missing:
>> >>
>> >> I don't suppose that complaining about the removal of useful code will
>> >> do any good?
>> >
>> > The question is obviously not directed to me? :-)
>>
>> No, it was a question to the ZFS cabal :) We'll see if it remains rhetorical :)
>
> What about this?
>
> http://blog.tschokko.de/archives/786
> http://milek.blogspot.com/2010/05/zfs-synchronous-vs-asynchronous-io.html

Hey, that's great! I didn't know about it  - the sync property is good
enough for me! (even better as it is per-fs)

I've just enabled it where I need it and I can see the difference.
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