Date: Sat, 20 Dec 2008 22:39:54 +0100 (CET) From: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl> To: Brett Glass <brett@lariat.net> Cc: questions@freebsd.org Subject: Re: Status of hyperthreading in FreeBSD Message-ID: <20081220223928.N10302@wojtek.tensor.gdynia.pl> In-Reply-To: <200812202039.NAA10290@lariat.net> References: <200812202039.NAA10290@lariat.net>
next in thread | previous in thread | raw e-mail | index | archive | help
> "Netbooks" based on Intel's "Atom" microprocessor are turning into big hits > this Christmas season. The Atom, a super-low-power x86 processor, is an > "in-order" machine, which means that except for a few special cases it can > spend a lot of time waiting for data to arrive when it encounters a cache > miss. So, hyperthreading may make sense on this kind of processor as compared > to one with out-of-order execution. > > Which raises a question: What's the status of FreeBSD's support for > hyperthreading? for FreeBSD it's just like 2 processors.
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20081220223928.N10302>