Messages in this thread |  | | Date | Thu, 6 Mar 2003 11:52:42 -0800 (PST) | From | Davide Libenzi <> | Subject | Re: HT and idle = poll |
| |
On Thu, 6 Mar 2003, Linus Torvalds wrote:
> But yes, at least for now, I really don't think you should really _ever_ > use "idle=poll" on HT-enabled hardware. The idle CPU's will just suck > cycles from the real work.
Not only. The polling CPU will also shoot a strom of memory requests, clobbering the CPU's memory I/O stages.
- Davide
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
|  |