From nobody Thu Nov 07 17:33:37 2024 X-Original-To: freebsd-net@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4Xkq1Z595Mz5cFnf for ; Thu, 07 Nov 2024 17:33:54 +0000 (UTC) (envelope-from gnn@neville-neil.com) Received: from relay3-d.mail.gandi.net (relay3-d.mail.gandi.net [217.70.183.195]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4Xkq1Z070Yz4S1c for ; Thu, 7 Nov 2024 17:33:53 +0000 (UTC) (envelope-from gnn@neville-neil.com) Authentication-Results: mx1.freebsd.org; none Received: by mail.gandi.net (Postfix) with ESMTPSA id 113AA60003; Thu, 7 Nov 2024 17:33:46 +0000 (UTC) From: George Neville-Neil To: Mark Saad Cc: freebsd-net@freebsd.org Subject: Re: An interesting anomaly in NFS client... Date: Thu, 07 Nov 2024 09:33:37 -0800 X-Mailer: MailMate (1.14r5937) Message-ID: <9BD96F0F-363F-45BF-B3AF-BDEBD4B46175@neville-neil.com> In-Reply-To: References: <8187509e-c9fb-403f-8569-28ba58425cff@FreeBSD.org> List-Id: Networking and TCP/IP with FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-net List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-net@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-GND-Sasl: gnn@neville-neil.com X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; ASN(0.00)[asn:29169, ipnet:217.70.176.0/20, country:FR] X-Rspamd-Queue-Id: 4Xkq1Z070Yz4S1c X-Spamd-Bar: ---- On 7 Nov 2024, at 4:15, Mark Saad wrote: >> >> On Nov 7, 2024, at 12:29=E2=80=AFAM, Andriy Gapon wr= ote: >> >> =EF=BB=BFOn 07/11/2024 02:43, George Neville-Neil wrote: >>> Howdy, >>> We've been digging into an interesting possible issue in the FreeBSD = NFS client. Here is the scenario. I have a FreeBSD VM on my Mac, the Mac = is the NFS server, the VM is the client. > > What are you using to run the vm ? What architecture is the vm ? What a= bout the Mac ? qemu, aarch64, M3 Mac. I doubt this is the source of the issue. I was poking through the code and I wonder if a slight time skew might be= an issue. I'm going to check into that. The VM and the Mac both us NTP= to stay in sync with the world, but who knows... Best, George