Re: [PATCH] O_STREAMING - flag for optimal streaming I/O

From: Giuliano Pochini (pochini@shiny.it)
Date: Wed Oct 09 2002 - 03:33:25 EST


> The point of O_STREAMING is one change: drop pages in the pagecache
> behind our current position, that are free-able, because we know we will
> never want them.

Does it drop pages unconditionally ? What happens if I do a
streaming_cat largedatabase > /dev/null while other processes
are working on it ? It's not a good thing to remove the whole
cached data other apps are working on.

Bye.

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