Date: Mon, 08 Dec 2008 12:49:19 +0100 From: Ivan Voras <ivoras@freebsd.org> To: freebsd-questions@freebsd.org Subject: Re: Performance benchmarks pitting FreeBSD against Windows Message-ID: <ghj1ju$7mt$1@ger.gmane.org> In-Reply-To: <20081208123800.I70518@wojtek.tensor.gdynia.pl> References: <0016e64ca7d690e38f045d45227d@google.com> <ghb2qd$ij6$1@ger.gmane.org> <20081205163206.GC25258@kokopelli.hydra> <ghhidb$og3$1@ger.gmane.org> <20081208013850.R1852@wojtek.tensor.gdynia.pl> <ghhrdl$f2a$1@ger.gmane.org> <20081208034441.B65436@wojtek.tensor.gdynia.pl> <493CA2D6.80308@laverenz.de> <20081208123800.I70518@wojtek.tensor.gdynia.pl>
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This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enigCE5531CF646CEA306C6390E4 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Wojciech Puchar wrote: >>> changed it to 1MB everywhere. >> >> I've found that increasing vfs.read_max increases read performance >> quite a bit in bonnie++ benchmarks. >> >> sysctl vfs.read_max=3D32 >=20 > what exactly this option do? >=20 > read_max 32 <what?> >=20 > UFS blocks? MAXPHYS blocks? UFS blocks. The default is 8 =3D=3D 128 kB =3D=3D MAXPHYS. --------------enigCE5531CF646CEA306C6390E4 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFJPQm/ldnAQVacBcgRAp85AKDwk70VCmBulzjQId3j7rNETOZ8WwCdHYJC UTCVCX59ZSgi/CYdMvT2eIs= =ZRcI -----END PGP SIGNATURE----- --------------enigCE5531CF646CEA306C6390E4--
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