Re: [PATCH 0/2] enable write barriers by default

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Chris Mason wrote:

>Hello everyone,
>
>ReiserFS and ext3 have had code to support forcing cache flushes for a
>while, but it has been off by default.
>
>These two patches enable it by default on both filesystems.  Disabling
>barriers can be done with:
>
>mount -o barrier=none in reiser
>mount -o barrier=0 in ext3
>
>-chris
>
>
>
>  
>
Please explain when cache flushes occur now.  For every fsync on a drive
that does not support write barriers?  Which drives support it?

Did this only get enabled now because it is only now that someone from
the press is paying attention to it?

This is the price we paid for losing Andre, yes?

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