Re: Linux decent performance

Nathan Bryant (nathan@burgessinc.com)
Fri, 6 Dec 1996 15:44:25 -0500 (EST)


On Fri, 6 Dec 1996, Alan Cox wrote:

> > Linux doesn't support raw devices that aren't cached in the buffer
> > cache. I think he means this.
>
> Thats what fdatasync() and O_SYNC are for

Does O_SYNC do write-through caching or no caching at all?

Other needed features are memory locking and async I/O... what's
the status of that stuff?

+-----------------------+----------------------------------+
| Nathan Bryant | Resident Unix Geek |
| nathan@burgessinc.com | Burgess Business Solutions, Inc. |
+-----------------------+----------------------------------+