[lkml]   [2003]   [Mar]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: 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
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-03-22 13:33    [W:0.073 / U:1.148 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site