Date: Wed, 18 Aug 2010 13:06:55 +0200 From: Pawel Jakub Dawidek <pjd@FreeBSD.org> To: Thomas Steen Rasmussen <thomas@gibfest.dk> Cc: freebsd-fs@freebsd.org Subject: Re: HAST initial sync speed Message-ID: <20100818110655.GA2177@garage.freebsd.pl> In-Reply-To: <4C6B08BD.9080206@gibfest.dk> References: <4C57E20E.2030908@gibfest.dk> <20100806135001.GF1710@garage.freebsd.pl> <4C5ECA78.6010803@gibfest.dk> <20100810075528.GA1754@garage.freebsd.pl> <4C61CF4D.4060009@gibfest.dk> <4C651B7E.5000805@gibfest.dk> <20100816221059.GE2611@garage.freebsd.pl> <4C6B08BD.9080206@gibfest.dk>
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--dDRMvlgZJXvWKvBx Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Aug 18, 2010 at 12:10:05AM +0200, Thomas Steen Rasmussen wrote: > I performed the tests with md devices like you asked. It seems like using > memory disks doesn't make any difference. It is still running at 2-300kBps > according to gstat. The network is plenty fast, like I mentioned in an > earlier mail, once the initial sync is done, I can reach almost wire spee= d, > over 100 megabytes per second. Could you edit sbin/hastd/proto_common.c and change MAX_SEND_SIZE at the begining of the file from 131072 to 32768? Then do the following: # cd /usr/src # make buildenv # cd sbin/hastd # make && make install ^D And please rerun the test with md(4) devices. --=20 Pawel Jakub Dawidek http://www.wheelsystems.com pjd@FreeBSD.org http://www.FreeBSD.org FreeBSD committer Am I Evil? Yes, I Am! --dDRMvlgZJXvWKvBx Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.14 (FreeBSD) iEYEARECAAYFAkxrvs8ACgkQForvXbEpPzQpzQCgviN7W2k5NGkEK6BZ2SeKCdwm 6+UAoKlYS50hpu65dRMiRV6zIwd1XnSq =ElmX -----END PGP SIGNATURE----- --dDRMvlgZJXvWKvBx--
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