Date: Tue, 30 Mar 2004 22:40:15 +0200 From: Pawel Jakub Dawidek <pjd@FreeBSD.org> To: Dag-Erling Sm?rgrav <des@des.no> Cc: current@freebsd.org Subject: Re: performance of jailed processes Message-ID: <20040330204015.GI8930@darkness.comp.waw.pl> In-Reply-To: <xzpbrmenocw.fsf@dwp.des.no> References: <Pine.NEB.3.96L.1040330133811.93169H-100000@fledge.watson.org> <xzpbrmenocw.fsf@dwp.des.no>
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--kGqy73/z6kAbhglh Content-Type: text/plain; charset=iso-8859-2 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Mar 30, 2004 at 09:09:35PM +0200, Dag-Erling Sm?rgrav wrote: +> > Can you identify any micro-benchmarks rather than macro-benchmarks that +> > reflect a significant difference? +>=20 +> haven't had much luck with that... fetch, for instance, doesn't seem +> to suffer, but with mysql the difference is dramatic: +>=20 +> (outside jail) +> 1 row in set (0.01 sec) +>=20 +> (inside jail) +> 1 row in set (13.20 sec) +>=20 +> note that 13 seconds is far too short for a DNS issue, and that the +> time reported is measured *after* login (i.e. after any DNS lookup) Could you produce some ktraces inside and outside jail? --=20 Pawel Jakub Dawidek http://www.FreeBSD.org pjd@FreeBSD.org http://garage.freebsd.pl FreeBSD committer Am I Evil? Yes, I Am! --kGqy73/z6kAbhglh Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (FreeBSD) iD8DBQFAadsvForvXbEpPzQRAvL4AJ0WynbIjMl4bj0leCMv2Eyjoii7CgCfdhUi jXS0C0HvtJVrQ4Ku20OPNa8= =kSgu -----END PGP SIGNATURE----- --kGqy73/z6kAbhglh--
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