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Date:      Tue, 10 Oct 2023 15:20:32 -0600
From:      Warner Losh <imp@bsdimp.com>
To:        "azathanai@icloud.com" <azathanai@icloud.com>
Cc:        "freebsd-hackers@FreeBSD.org" <freebsd-hackers@freebsd.org>
Subject:   Re: Question of installing over SAS controller and USB flash
Message-ID:  <CANCZdfrz1KZGavcCCpSUjpWUVN2Vem5XBWEzOii6yd=dUxTNJw@mail.gmail.com>
In-Reply-To: <AM6PR02MB4471B8EABD99C690DE9B9F49A5CDA@AM6PR02MB4471.eurprd02.prod.outlook.com>
References:  <AM6PR02MB4471B8EABD99C690DE9B9F49A5CDA@AM6PR02MB4471.eurprd02.prod.outlook.com>

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On Tue, Oct 10, 2023 at 2:36=E2=80=AFPM azathanai@icloud.com <azathanai@icl=
oud.com>
wrote:

> Hi all,
> a newbie in FreeBSD here trying to install a RAIDZ2 on a server with mps
> SAS controller with drives which are not visible in the boot order in BIO=
S.
> So, I cannot install directly on the drives, despite that the installer
> "sees" them, because the BIOS does not see the controller and its drives =
as
> option.
>

Have you enabled the BIOS on the mps card itself? Otherwise it won't
install a BIOS fragment to run at boot, and the drives won't be seen.

On the other hand, I have a card reader with a flash card on it (4gigs)
> from which I can boot and where I can have my /boot partition with the
> kernel.
> I've a lot of questions and I still cannot find the answers to most of
> them, despite going through the handbook, the boot process explanation, t=
he
> installation process handbook and a lot of more reading.
>
>
>    - How should the flash card be partitioned and with what mountpoints?
>    The server is BIOS capable.
>    - How should the rest of the drives be partitioned with ZFS and the
>    mountpoints? The standard configuration from the installer on RAIDZ2 i=
s
>    good for me.
>
> I've experience with Linux but is not helping a lot here. The setup looks
> quite different .... probably because of the ZFS.
>
> Any help, links, ideas and comments will be much appreciated!
>

That's a workaround, but you should be able to enable the BIOS part of the
mps/mpr cards and boot off them. I've done that before.

Warner


>
> Cyberly yours,
> deragoth
>
>
>

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<div dir=3D"ltr"><div dir=3D"ltr"><br></div><br><div class=3D"gmail_quote">=
<div dir=3D"ltr" class=3D"gmail_attr">On Tue, Oct 10, 2023 at 2:36=E2=80=AF=
PM <a href=3D"mailto:azathanai@icloud.com">azathanai@icloud.com</a> &lt;<a =
href=3D"mailto:azathanai@icloud.com">azathanai@icloud.com</a>&gt; wrote:<br=
></div><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;=
border-left:1px solid rgb(204,204,204);padding-left:1ex"><div class=3D"msg3=
591499380673637635">




<div dir=3D"ltr">
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
Hi all,</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
a newbie in FreeBSD here trying to install a RAIDZ2 on a server with mps SA=
S controller with drives which are not visible in the boot order in BIOS.</=
div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
So, I cannot install directly on the drives, despite that the installer &qu=
ot;sees&quot; them, because the BIOS does not see the controller and its dr=
ives as option.</div></div></div></blockquote><div><br></div><div>Have you =
enabled the BIOS on the mps card itself? Otherwise it won&#39;t install a B=
IOS fragment to run at boot, and the drives won&#39;t be seen.</div><div><b=
r></div><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex=
;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div class=3D"msg=
3591499380673637635"><div dir=3D"ltr"><div style=3D"font-family:Aptos,Aptos=
_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size:12=
pt;color:rgb(0,0,0)">On the other hand, I have a card reader with a flash c=
ard on it (4gigs) from which I can boot and where I can have my /boot parti=
tion with the kernel.=C2=A0</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
I&#39;ve a lot of questions and I still cannot find the answers to most of =
them, despite going through the handbook, the boot process explanation, the=
 installation process handbook and a lot of more reading.</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
<br>
</div>
<div style=3D"font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Cali=
bri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">
<ul>
<li style=3D"list-style-type:&quot;- &quot;"><span>How should the flash car=
d be partitioned and with what mountpoints? The server is BIOS capable.<br>
</span></li><li style=3D"list-style-type:&quot;- &quot;"><span>How should t=
he rest of the drives be partitioned with ZFS and the mountpoints? The stan=
dard configuration from the installer on RAIDZ2 is good for me.</span></li>=
</ul>
<div><span>I&#39;ve experience with Linux but is not helping a lot here. Th=
e setup looks quite different .... probably because of the ZFS.</span></div=
>
<div><span><br>
</span></div>
<div><span>Any help, links, ideas and comments will be much appreciated!</s=
pan></div></div></div></div></blockquote><div><br></div><div>That&#39;s a w=
orkaround, but you should be able to enable the BIOS part of the mps/mpr ca=
rds and boot off them. I&#39;ve done that before.</div><div><br></div><div>=
Warner</div><div>=C2=A0</div><blockquote class=3D"gmail_quote" style=3D"mar=
gin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1=
ex"><div class=3D"msg3591499380673637635"><div dir=3D"ltr"><div style=3D"fo=
nt-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sa=
ns-serif;font-size:12pt;color:rgb(0,0,0)">
<div><span><br>
</span></div>
<div><span>Cyberly yours,</span></div>
<div><span>deragoth</span></div>
<div><span><br>
</span></div>
<div><span><br>
</span></div>
</div>
</div>

</div></blockquote></div></div>

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