netdev - Re: Serious performance degradation in Linux 4.15

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Message-ID: <20180216104902.5mqbhzdl4ebe7gha@suse.de>
Date:   Fri, 16 Feb 2018 10:49:02 +0000
From:   Mel Gorman <mgorman@...e.de>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     Matt Fleming <matt@...eblueprint.co.uk>,
        Jon Maloy <jon.maloy@...csson.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "mingo@...nel.org" <mingo@...nel.org>,
        "David Miller (davem@...emloft.net)" <davem@...emloft.net>,
        Mike Galbraith <umgwanakikbuti@...il.com>
Subject: Re: Serious performance degradation in Linux 4.15

On Fri, Feb 16, 2018 at 11:17:01AM +0100, Peter Zijlstra wrote:
> On Wed, Feb 14, 2018 at 10:46:20PM +0000, Matt Fleming wrote:
> >  3. ./run-mmtests.sh --config=configs/config-global-dhp__network-netperf-unbound `uname -r`
> 
> Not a success.. firstly it attempts to install packages without asking
> and then horribly fails at it..
> 

The automatic package installation only works very well for opensuse/SLE.
bin/install-depends can map opensuse package names to other distros but
it's incomplete at best.

In this case, it's the monitoring scripts that are failing because they
rely on expect. You could try running with --no-monitor.

-- 
Mel Gorman
SUSE Labs