Date: Mon, 03 Dec 2012 14:20:48 -0800 From: Maxim Sobolev <sobomax@FreeBSD.org> To: Alfred Perlstein <bright@mu.org> Cc: Davide Italiano <davide@freebsd.org>, Andre Oppermann <andre@freebsd.org>, "src-committers@freebsd.org" <src-committers@freebsd.org>, Robert Watson <rwatson@FreeBSD.org>, "svn-src-user@freebsd.org" <svn-src-user@freebsd.org> Subject: Re: Davide, please comment, LOR in driver? Message-ID: <50BD25C0.6060403@FreeBSD.org> In-Reply-To: <50BCE8CB.5020603@mu.org> References: <201211120847.qAC8lEAM086331@svn.freebsd.org> <50A0D420.4030106@freebsd.org> <0039CD42-C909-41D0-B0A7-7DFBC5B8D839@mu.org> <50A1206B.1000200@freebsd.org> <3D373186-09E2-48BC-8451-E4439F99B29D@mu.org> <50BC4EF6.8040902@FreeBSD.org> <50BC61A1.9040604@freebsd.org> <50BC6EF9.4040706@FreeBSD.org> <alpine.BSF.2.00.1212030937160.18806@fledge.watson.org> <50BC74DB.2080307@FreeBSD.org> <50BCE8CB.5020603@mu.org>
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On 12/3/2012 10:00 AM, Alfred Perlstein wrote: > We've recently used WITNESS based kernels and found some LORs in the > stack/driver. How heavy might it be for our number of mbuf activity? Our systems usually peak at 25-30% of system CPU, about the same about of user (8core, 55xx, 56xx servers)? > Davide was on point for this. Afaik, this was on a 9.0 based system. > > Davide, can you please comment? Thanks, any help is appreciated! -Maxim
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