Date: Sun, 25 Feb 2024 10:20:43 +0100 From: tuexen@freebsd.org To: Hannes Hauswedell <h2+lists2024@fsfe.org> Cc: "freebsd-net@freebsd.org" <freebsd-net@FreeBSD.org> Subject: Re: NFS performance with 10GBase-T Message-ID: <9066A50F-26DC-4314-B79E-66120A2B5A2F@freebsd.org> In-Reply-To: <034cc6ea-26d8-4520-879a-672459832407@fsfe.org> References: <034cc6ea-26d8-4520-879a-672459832407@fsfe.org>
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> On Feb 25, 2024, at 01:18, Hannes Hauswedell <h2+lists2024@fsfe.org> = wrote: >=20 > Hi everyone, >=20 > I am coming here from > https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D2771971160 I guess this should read: https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D277197 Best regards Michael >=20 > TL;DR: >=20 > * I have a FreeBSD14 Server and Client with an Intel X540 (ix) adaptor = each. > * I am trying to improve the NFS throughput. > * I get 1160 MiB/s via nc, but only ~200 MiB/s via NFS. > * Increasing rsize and wsize to 1 MiB increases throughput to 395 = MiB/s > * But a Linux client achieves 560-600 MiB/s with any rsize. > * The mtu is set to 9000 but this doesn't make a difference for the = FreeBSD client (it does make a difference for Linux). >=20 > I assume < 400 MiB/s is not the expected performance? Do you have any = advice on debugging this? >=20 > Thank you for your help, > Hannes >=20
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