Re: mmap vs. O_DIRECT

[Avi Kivity]

Robert Love wrote:

> The closest you can come to normal I/O without the page cache is by
> doing posix_fadvise() to prune your cache pages after you touch them.
>  
Or you can use aio with O_DIRECT.

--
Do not meddle in the internals of kernels, for they are subtle and quick to panic.

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