From mboxrd@z Thu Jan 1 00:00:00 1970 From: Frank van Maarseveen Subject: Re: FYI: readdirplus responsiveness problem after 2.4 -> 2.6 client upgrade Date: Tue, 12 Jul 2005 17:56:01 +0200 Message-ID: <20050712155601.GA30553@janus> References: <20050711165147.GB20471@janus> <1121102236.8056.17.camel@lade.trondhjem.org> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-15 Cc: Linux NFS mailing list Return-path: Received: from sc8-sf-mx1-b.sourceforge.net ([10.3.1.91] helo=sc8-sf-mx1.sourceforge.net) by sc8-sf-list2.sourceforge.net with esmtp (Exim 4.30) id 1DsN7B-0008Ol-J1 for nfs@lists.sourceforge.net; Tue, 12 Jul 2005 08:56:09 -0700 Received: from frankvm.xs4all.nl ([80.126.170.174] helo=janus.localdomain) by sc8-sf-mx1.sourceforge.net with esmtp (Exim 4.44) id 1DsN7A-0002DX-Di for nfs@lists.sourceforge.net; Tue, 12 Jul 2005 08:56:09 -0700 To: Trond Myklebust In-Reply-To: <1121102236.8056.17.camel@lade.trondhjem.org> Sender: nfs-admin@lists.sourceforge.net Errors-To: nfs-admin@lists.sourceforge.net List-Unsubscribe: , List-Id: Discussion of NFS under Linux development, interoperability, and testing. List-Post: List-Help: List-Subscribe: , List-Archive: On Mon, Jul 11, 2005 at 01:17:16PM -0400, Trond Myklebust wrote: > m=E5 den 11.07.2005 Klokka 18:51 (+0200) skreiv Frank van Maarseveen: > > In practice there are a significant number of cases without retransmiss= ion > > when the server appears unresponsive to the user with readdirplus. Since > > it is induced by bash name completion it is very visible to the user: > > occasionally command-completion takes 3..10 seconds now to give an idea. > > Name completion for arguments is hurt too sometimes. >=20 > I suppose you could mask out NFS_CAP_READDIRPLUS on the client, but it > sounds very strange that the OSF implementation should be so incredibly > slow. Is there nothing in the administrators manual about tuning this > sort of operation? Maybe. I'm not an tru64 expert. But I do know that the server in question is underpowered, e.g. lookups, getattr are a bit slow at times as well. Anyway, the "user experience" seems better with readdirplus disabled on the client so I decided to do that. --=20 Frank ------------------------------------------------------- This SF.Net email is sponsored by the 'Do More With Dual!' webinar happening July 14 at 8am PDT/11am EDT. We invite you to explore the latest in dual core and dual graphics technology at this free one hour event hosted by HP, AMD, and NVIDIA. To register visit http://www.hp.com/go/dualwebinar _______________________________________________ NFS maillist - NFS@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/nfs