From mboxrd@z Thu Jan 1 00:00:00 1970 From: JD Subject: High cpu hogging by udevd in kernel-2.6.34 from git8 to git-13 Date: Thu, 27 May 2010 21:20:46 -0700 Message-ID: <4BFF449E.70808@gmail.com> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:message-id:date:from :user-agent:mime-version:to:subject:content-type :content-transfer-encoding; bh=rs9+Cosl8n+J+zudeokOAmzF9WyB72QuEwi4wiNx8Ek=; b=DA1VoN0K0u2UgXBVmdsFa8Nb+IEqHG8Pp2nnCPHK0rL3HQ4V9rOCSNkwhE27zZoh5N /NYlZo/kpy8vO3guOOdeHuXaqc7iuzXU+gftueMkoDTAawSRCoGZaMoo/hi8HibgnUHl xaOPJDxyTm2JZlCqkrqO/zQ5xWuyjq1TfdZu0= Sender: kernel-testers-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-ID: Content-Type: text/plain; charset="us-ascii"; format="flowed" To: kernel-testers-u79uwXL29TY76Z2rM5mHXA@public.gmane.org I noticed that since git8, udevd consumes from 50 to 80 percent of cpu. The main udevd thread is niced to -4, and 6 or more child threads are niced -2. So, I backpedaled to git7, which does not have this "feature" :) Cheers, JD