From nobody Sun Mar 20 19:57:28 2022 X-Original-To: freebsd-virtualization@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 74FC91A21C14 for ; Sun, 20 Mar 2022 19:58:06 +0000 (UTC) (envelope-from marietto2008@gmail.com) Received: from mail-yb1-xb29.google.com (mail-yb1-xb29.google.com [IPv6:2607:f8b0:4864:20::b29]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1D4" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4KM7pP3Gqsz3Dds for ; Sun, 20 Mar 2022 19:58:05 +0000 (UTC) (envelope-from marietto2008@gmail.com) Received: by mail-yb1-xb29.google.com with SMTP id y142so24719250ybe.11 for ; Sun, 20 Mar 2022 12:58:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; 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Sun, 20 Mar 2022 12:58:04 -0700 (PDT) List-Id: Discussion List-Archive: https://lists.freebsd.org/archives/freebsd-virtualization List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-virtualization@freebsd.org X-BeenThere: freebsd-virtualization@freebsd.org MIME-Version: 1.0 References: <00bf01d80104$e6ba5de0$b42f19a0$@tubnor.net> <082b01d80697$64e95030$2ebbf090$@tubnor.net> In-Reply-To: From: Mario Marietto Date: Sun, 20 Mar 2022 20:57:28 +0100 Message-ID: Subject: Re: bhyve NVMe 1.4 support To: Chuck Tuffli Cc: jason@tubnor.net, FreeBSD virtualization Content-Type: multipart/alternative; boundary="00000000000044987005daabcc9b" X-Rspamd-Queue-Id: 4KM7pP3Gqsz3Dds X-Spamd-Bar: / Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20210112 header.b=JF3szaXe; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (mx1.freebsd.org: domain of marietto2008@gmail.com designates 2607:f8b0:4864:20::b29 as permitted sender) smtp.mailfrom=marietto2008@gmail.com X-Spamd-Result: default: False [-0.61 / 15.00]; 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The outputs show the first 256 bytes of nvd0 and nvme0n1 > match. It might be worth checking a larger range (e.g. 1MB), but I'd > expect that would match as well. Out of curiosity, on the host, what > output do you get from: > # nvmecontrol identify nvme0ns1 | grep "LBA Format" > and on the guest: > # nvme id-ns /dev/nvme0n1 | grep lba > -- Mario. --00000000000044987005daabcc9b Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
host :

root@marietto:/usr/home/marietto/bhyve # nvmecontrol identify nvme= 0ns1 | grep "LBA Format"

Number of LBA Formats: = =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A01
Current LBA Format: =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0LBA Format #00
LBA Format #00: Data Size: =C2=A0=C2=A0512 =C2=A0Metadata Size: =C2=A0= =C2=A0=C2=A0=C2=A00 =C2=A0Performance: Best

guest :
root@marietto-BHYV= E:/home/marietto# nvme id-ns /dev/nvme0n1 | grep lba

nlbaf =C2=A0 : 0
flbas =C2=A0 : 0
lbaf =C2=A00 : ms= :0 =C2=A0 lbads:9 =C2=A0rp:0 (in use)


Il giorno dom 20 mar 2022 alle ore 2= 0:41 Chuck Tuffli <chuck@tuffli.net<= /a>> ha scritto:
On Sun, Mar 20, 2022 at 12:03 PM Mario Marietto <marietto2008@gmail.com> wro= te:
>
> on FreeBSD :
>
> root@marietto:/usr/home/marietto/bhyve # hd -n 256 /dev/nvd0
<snip>
> On Ubuntu 21.10 :
>
> root@marietto-BHYVE:/home/marietto# hd -n 256 /dev/nvme0n1
<snip>

Thank you. The outputs show the first 256 bytes of nvd0 and nvme0n1
match. It might be worth checking a larger range (e.g. 1MB), but I'd expect that would match as well. Out of curiosity, on the host, what
output do you get from:
=C2=A0 =C2=A0 # nvmecontrol identify nvme0ns1 | grep "LBA Format"=
and on the guest:
=C2=A0 =C2=A0 # nvme id-ns /dev/nvme0n1 | grep lba


--
Mario.
--00000000000044987005daabcc9b--