From: Kay Sievers Subject: Re: very slow NFS boot on linux-next and -mm Date: Wed, 6 May 2009 15:42:58 +0200 Message-ID: References: <20090503105456.GA30449@localhost> <20090503124013.GA31700@localhost> <20090504133019.GA14300@localhost> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Cc: "linux-nfs@vger.kernel.org" , Trond Myklebust , "linux-hotplug@vger.kernel.org" To: Wu Fengguang Return-path: In-Reply-To: <20090504133019.GA14300@localhost> Sender: linux-hotplug-owner@vger.kernel.org List-ID: On Mon, May 4, 2009 at 15:30, Wu Fengguang wro= te: > I tried remove every udev rules in /etc/udev/ and /lib/udev, the /etc= /group > accesses disappeared in strace, but udevd is still busy. > ppoll([{fd=3D4, events=3DPOLLIN}, {fd=3D5, events=3DPOLLIN}, {fd=3D3,= events=3DPOLLIN}], 3, NULL, [], 8) =3D 1 ([{fd=3D3, revents=3DPOLLIN}]= ) > ioctl(3, FIONREAD, [39]) =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2= =A0 =C2=A0=3D 0 > read(3, 0x62ad60, 39) =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0= =C2=A0 =C2=A0 =3D -1 EINVAL (Invalid argument) Seems, you have issues with inotify on your nfs mount? Inotify wakes up udevd to tell something in the rules directory has changed, but inotify seems not to return anything useful, but keeps waking us up. That causes an endless loop of parsing rules files. Thanks, Kay -- To unsubscribe from this list: send the line "unsubscribe linux-hotplug= " in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html