From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262732AbTJTTPO (ORCPT ); Mon, 20 Oct 2003 15:15:14 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262748AbTJTTPN (ORCPT ); Mon, 20 Oct 2003 15:15:13 -0400 Received: from pop.gmx.net ([213.165.64.20]:45734 "HELO mail.gmx.net") by vger.kernel.org with SMTP id S262732AbTJTTO5 (ORCPT ); Mon, 20 Oct 2003 15:14:57 -0400 Date: Mon, 20 Oct 2003 21:14:53 +0200 (MEST) From: "Svetoslav Slavtchev" To: "Carlos Fernandez Sanz" Cc: Tomi.Orava@ncircle.nullnet.fi, linux-kernel@vger.kernel.org MIME-Version: 1.0 References: <001901c39734$8a2c2bb0$0514a8c0@HUSH> Subject: Re: HighPoint 374 X-Priority: 3 (Normal) X-Authenticated: #20183004 Message-ID: <5465.1066677293@www22.gmx.net> X-Mailer: WWW-Mail 1.6 (Global Message Exchange) X-Flags: 0001 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org > BTW, isn't m0 supposed to reduce perfomance? have to retest probably how much RAM do you have, isn't your test file to small svetljo > [root@fulanito wd1200jb]# time dd if=/dev/zero of=filling count=20000 > bs=65536 > 20000+0 records in > 20000+0 records out > > real 0m33.763s > user 0m0.200s > sys 0m10.920s > [root@fulanito wd1200jb]# hdparm -m4 /dev/hdk > > /dev/hdk: > setting multcount to 4 > multcount = 4 (on) > [root@fulanito wd1200jb]# time dd if=/dev/zero of=filling count=20000 > bs=65536 > 20000+0 records in > 20000+0 records out > > real 0m30.321s > user 0m0.150s > sys 0m10.630s > [root@fulanito wd1200jb]# hdparm -m0 /dev/hdk > > /dev/hdk: > setting multcount to 0 > multcount = 0 (off) > [root@fulanito wd1200jb]# time dd if=/dev/zero of=filling count=20000 > bs=65536 > 20000+0 records in > 20000+0 records out > > real 0m30.749s > user 0m0.130s > sys 0m10.900s > [root@fulanito wd1200jb]# > > ----- Original Message ----- > From: "Svetoslav Slavtchev" > To: "Tomi Orava" > Cc: > Sent: Monday, October 20, 2003 11:03 > Subject: Re: HighPoint 374 > > > > > > > > > > > >> Are you capable of trying if the hdparm -m0 trick > > > >> works for you ? > > > > > > > > you mean the fs corruption on soft raid or the interupts problem ? > > > > i dumped the raid setup as i couldn't find a way to debug it > > > > and my drives are pretty full again, but i'll try to free some space > > > > > > I meant the interrupt problem, because if that problem exists > > > there doesn't seem to be a reasonable way to figure out what > > > is the reason for the filesystem corruption. > > > > > > > for the interupts > > > > with test7-bk8 , acpi=off pci=noacpi & > > > > hdparm -m0 -d1 -X69 /dev/hd[a,e,g] > > > > hdparm -m16 -d1 -X69 /dev/hd[a,e,g] > > > > i don't see timeouts > > > > if i omit -m i do see them sometimes > > > > > > Ok, so if I understood you correctly, the interrupt problem > > > persists _only_ if you leave the multiple sector setting on > > > its default setting ? If you explicitly disable it, or set > > > it to maximum it works fine ? Does it work with any value ? > > > > -m4 & -m8 seems to work OK > > each time 3 runs of the dd test > > 1 to hda > > 2 to hde > > > > TCQ not activated > > > > > > -- > > NEU FÜR ALLE - GMX MediaCenter - für Fotos, Musik, Dateien... > > Fotoalbum, File Sharing, MMS, Multimedia-Gruß, GMX FotoService > > > > Jetzt kostenlos anmelden unter http://www.gmx.net > > > > +++ GMX - die erste Adresse für Mail, Message, More! +++ > > > > - > > 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/ > > > -- NEU FÜR ALLE - GMX MediaCenter - für Fotos, Musik, Dateien... Fotoalbum, File Sharing, MMS, Multimedia-Gruß, GMX FotoService Jetzt kostenlos anmelden unter http://www.gmx.net +++ GMX - die erste Adresse für Mail, Message, More! +++