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Thu, 21 Mar 2024 22:37:56 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 42LMbuTj097649 for ; Thu, 21 Mar 2024 22:37:56 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 42LMbuaS097648 for fs@FreeBSD.org; Thu, 21 Mar 2024 22:37:56 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: fs@FreeBSD.org Subject: [Bug 277197] NFS is much too slow at 10GbaseT Date: Thu, 21 Mar 2024 22:37:56 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 14.0-RELEASE X-Bugzilla-Keywords: performance X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: pen@lysator.liu.se X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: fs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Filesystems List-Archive: https://lists.freebsd.org/archives/freebsd-fs List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-fs@freebsd.org MIME-Version: 1.0 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D277197 Peter Eriksson changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |pen@lysator.liu.se --- Comment #6 from Peter Eriksson --- (In reply to Rick Macklem from comment #1) A quick test between two FreeBSD 13.2 servers with 10G Intel X710 ethernet: (writing to a ZFS zpool with spinning disks/log on SSD/cache on SSD): # mount -t nfs -o sec=3Dsys,vers=3D4 dedur01:/test /mnt # cd /mnt # dd if=3D/dev/zero of=3D16G bs=3D1M count=3D16384 status=3Dprogress 16982736896 bytes (17 GB, 16 GiB) transferred 61.065s, 278 MB/s=20=20=20 # dd of=3D/dev/null if=3D16G bs=3D1M count=3D16384 status=3Dprogress 17151557632 bytes (17 GB, 16 GiB) transferred 49.015s, 350 MB/s=20=20=20 # cd / # umount /mnt # mount -t nfs -o sec=3Dsys,vers=3D4,readahead=3D8 dedur01:/test /mnt # cd /mnt # dd of=3D/dev/null if=3D16G bs=3D1M count=3D16384 status=3Dprogress 16490954752 bytes (16 GB, 15 GiB) transferred 16.019s, 1029 MB/s=20=20 # nfsstat -m dedur01:/test on /mnt nfsv4,minorversion=3D2,tcp,resvport,nconnect=3D1,hard,cto,sec=3Dsys,acdirmi= n=3D3,acdirmax=3D60,acregmin=3D5,acregmax=3D60,nametimeo=3D60,negnametimeo= =3D60,rsize=3D65536,wsize=3D65536,readdirsize=3D65536,readahead=3D8,wcommit= size=3D16777216,timeout=3D120,retrans=3D2147483647 # ifconfig ixl0 ixl0: flags=3D8963 metric 0= mtu 1500 =20=20=20=20=20=20=20 options=3D4e507bb ether 3c:fd:fe:24:e7:e0 media: Ethernet autoselect (10Gbase-Twinax ) status: active nd6 options=3D29 If I redo the read test without unmounting and remounting I get some silly number like 4GB/s or so (cached locally in RAM I suppose :-) --=20 You are receiving this mail because: You are the assignee for the bug.=