From owner-freebsd-hackers@FreeBSD.ORG Tue Jan 22 18:22:10 2008 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 1AD3A16A41B for ; Tue, 22 Jan 2008 18:22:10 +0000 (UTC) (envelope-from freebsd-hackers@m.gmane.org) Received: from ciao.gmane.org (main.gmane.org [80.91.229.2]) by mx1.freebsd.org (Postfix) with ESMTP id BE5BB13C4EA for ; Tue, 22 Jan 2008 18:22:09 +0000 (UTC) (envelope-from freebsd-hackers@m.gmane.org) Received: from list by ciao.gmane.org with local (Exim 4.43) id 1JHNl5-0006Q1-5l for freebsd-hackers@freebsd.org; Tue, 22 Jan 2008 18:22:03 +0000 Received: from 78-0-80-205.adsl.net.t-com.hr ([78.0.80.205]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Tue, 22 Jan 2008 18:22:03 +0000 Received: from ivoras by 78-0-80-205.adsl.net.t-com.hr with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Tue, 22 Jan 2008 18:22:03 +0000 X-Injected-Via-Gmane: http://gmane.org/ To: freebsd-hackers@freebsd.org From: Ivan Voras Date: Tue, 22 Jan 2008 19:21:49 +0100 Lines: 38 Message-ID: References: <4795CC13.7080601@moneybookers.com> <868x2i3v8d.fsf@ds4.des.no> <864pd63v2h.fsf@ds4.des.no> <4795FE54.9090606@moneybookers.com> <86lk6i0vzk.fsf@ds4.des.no> <479605E2.6070709@moneybookers.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enig903686BDD2D3C21005F85A6F" X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: 78-0-80-205.adsl.net.t-com.hr User-Agent: Thunderbird 2.0.0.9 (Windows/20071031) In-Reply-To: <479605E2.6070709@moneybookers.com> X-Enigmail-Version: 0.95.6 Sender: news Subject: Re: gettimeofday() in hping X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 22 Jan 2008 18:22:10 -0000 This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig903686BDD2D3C21005F85A6F Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: quoted-printable Stefan Lambrev wrote: > I do not have HEPT on the servers that I test, but simple test on my=20 > laptop shows > that hping can generate with ACPI-fast ~4MB/s traffic, 5MB/s with HPET > and 8MB/s with TSC.=20 How much can Linux handle? >I didn't check dummy time counter. If you do, it would give a nice indicator of how much the time counters=20 are expensive in both absolute terms and relative to the rest of the=20 stuff the program does (network IO). The "dummy" timecounter just=20 increments a number when called, no time keeping is involved. --------------enig903686BDD2D3C21005F85A6F Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.5 (MingW32) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFHljQ9ldnAQVacBcgRAuvJAKDLDmXtTXM+J3BS8f/Riw87y5d6JgCfR3Ju xRsqIF7H+T8aazZJ3kxOQ64= =wzUH -----END PGP SIGNATURE----- --------------enig903686BDD2D3C21005F85A6F--