From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?utf-8?q?Rafa=C5=82_Cygnarowski?= Subject: Re: new kernels and slow access to mars_nwe files Date: Fri, 6 Oct 2006 17:35:19 +0200 Message-ID: <200610061735.19170.rafi@pers.pl> References: <200609271714.13175.zswi@pers.pl> Mime-Version: 1.0 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <200609271714.13175.zswi@pers.pl> Content-Disposition: inline Sender: linux-msdos-owner@vger.kernel.org List-Id: Content-Type: text/plain; charset="utf-8" To: linux-msdos@vger.kernel.org Dnia =C5=9Broda, 27 wrze=C5=9Bnia 2006 17:14, napisa=C5=82e=C5=9B: > I have few stations running mars_nwe servers and dosemu accessing res= ources > of these servers. After upgrading kernel from 2.6.4 to 2.6.16 every > operation on mars_nwe disks is very slow (copying 13MB of data takes = at > least 1 minute!). Even more... it have tendency to stuck for a moment= while > accesing mars_nwe disk :( > Has anyone know what can be reason of such behaviour? I found solution to this problem. I changed $_hogthreshold to sth more = than 1.=20 Then it took to much CPU power - over 50%. Then I changed $_rdtsc to (o= n) and=20 now I takes less than 40%.=20 I'm curious what happend? My old config was good for over 5 years witho= ut=20 changing till these kernels :/ --=20 Rafa=C5=82 Cygnarowski rafi@pers.pl - To unsubscribe from this list: send the line "unsubscribe linux-msdos" = in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html