Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751241Ab0HQV05 (ORCPT ); Tue, 17 Aug 2010 17:26:57 -0400 Received: from mail-gx0-f174.google.com ([209.85.161.174]:35820 "EHLO mail-gx0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750903Ab0HQV0v convert rfc822-to-8bit (ORCPT ); Tue, 17 Aug 2010 17:26:51 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type :content-transfer-encoding; b=Z+hm5ClebyTKcmpV7ahFGw4Wp+nQDVhlekT9IMi+tUikx2kNlnfS/wL4dSGVTHsjHk HbYqPuWGOdiam+cPMytnR/Hl341sUuFmpQ1H2qeJTeOJ1y3JWcqBK7e7VVnKdS8ggEZl suOa8+Ud8W65nzoIkCg9Vhhp5mDlq/RyL6LrQ= MIME-Version: 1.0 In-Reply-To: References: <20100816.211218.189709876.davem@davemloft.net> Date: Tue, 17 Aug 2010 14:26:49 -0700 X-Google-Sender-Auth: w5mg0tCMxJKKVBG1B5QNhzXcGY8 Message-ID: Subject: Re: tasks getting stuck on mmap_sem? From: Tony Luck To: Linus Torvalds Cc: David Miller , Michel Lespinasse , David Howells , Andrew Morton , linux-kernel@vger.kernel.org Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 875 Lines: 24 On Tue, Aug 17, 2010 at 2:08 PM, Linus Torvalds wrote: > ? git repack -adf $ /usr/bin/time git repack -adf Counting objects: 125946, done. Delta compression using up to 32 threads. Compressing objects: 100% (124132/124132), done. Writing objects: 100% (125946/125946), done. Total 125946 (delta 92181), reused 0 (delta 0) 75.80user 5.83system 0:28.59elapsed 285%CPU (0avgtext+0avgdata 12414976maxresident)k 0inputs+0outputs (9major+17615minor)pagefaults 0swaps Some threading, some page faults, no processes stuck on rwsem things. Left that command in a while loop ... 10 repeats so far. -Tony -- 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/