Skip site navigation (1)Skip section navigation (2)
Date:      Mon, 5 Mar 2018 19:20:17 +0700
From:      Eugene Grosbein <eugen@grosbein.net>
To:        freebsd-stable@freebsd.org
Subject:   Re: zfs problems after rebuilding system [SOLVED]
Message-ID:  <5A9D3601.6090009@grosbein.net>
In-Reply-To: <AADBAEE5-BD33-4DEC-94C2-99C0199351B3@FreeBSD.org>
References:  <21c64a2d-b9f9-24c8-88ec-ff1210891f60@zyxst.net> <CAOtMX2jfmh%2BAMccAMcPSRq-DcQgs6wioqSSUHncEfPruD=w_Ag@mail.gmail.com> <1dc2b8ef-2914-8182-e2b0-ac637e6b2095@zyxst.net> <CAOtMX2gHm_UdYzn5J6Lm76r8KakkYMzEcxddFYLqkmGYwkihuQ@mail.gmail.com> <65372449-53f1-8002-981a-e20f4a592e26@zyxst.net> <CAOtMX2g79aqkinu0meBzhLbui7n9H9yiEwxKm6cxpZSaxbWqbg@mail.gmail.com> <f0e9385c-4d62-a68d-ea93-f013bc456b5d@zyxst.net> <CAOjFWZ4Yq4cnWN_qucbN4W-6qtf4NYNzjNKe4QL17DU-Q=N%2B_g@mail.gmail.com> <CAOjFWZ53WaOtCvRtNpsL1OqgE7rDu8jWNEHRVPZ5Z3Q_n1bnqw@mail.gmail.com> <CAOjFWZ6gF3=N8=v3aXQaiG=pd8kmZ-xpvN2jHYj9%2Bh8fCm=rsw@mail.gmail.com> <CAOjFWZ7nPFdKr_G2qHihXdcHUBed7V0uLLHM9=p1PKzJMZNemw@mail.gmail.com> <CAOjFWZ6J7UV_xXxtASqnonS8qatqaSSEqJUKyi9nw%2Bms%2BUg1QQ@mail.gmail.com> <5CFC89E9-57BE-4CB7-9C55-0D3CCF1E8D3D@FreeBSD.org> <edfb5da8-3fad-168f-4dbc-6da9b0822c76@zyxst.net> <20180303234236.M3811@besplex.bde.org> <AADBAEE5-BD33-4DEC-94C2-99C0199351B3@FreeBSD.org>

next in thread | previous in thread | raw e-mail | index | archive | help
This is an OpenPGP/MIME signed message (RFC 4880 and 3156)
--J0Ax8cRQEBLRAjlqIhupCTO98S4pDURs7
Content-Type: multipart/mixed; boundary="g91FsifVlAEaOtP0Ue2cJGM8bHXvKr1h2";
 protected-headers="v1"
From: Eugene Grosbein <eugen@grosbein.net>
To: freebsd-stable@freebsd.org
Message-ID: <5A9D3601.6090009@grosbein.net>
Subject: Re: zfs problems after rebuilding system [SOLVED]
References: <21c64a2d-b9f9-24c8-88ec-ff1210891f60@zyxst.net>
 <CAOtMX2jfmh+AMccAMcPSRq-DcQgs6wioqSSUHncEfPruD=w_Ag@mail.gmail.com>
 <1dc2b8ef-2914-8182-e2b0-ac637e6b2095@zyxst.net>
 <CAOtMX2gHm_UdYzn5J6Lm76r8KakkYMzEcxddFYLqkmGYwkihuQ@mail.gmail.com>
 <65372449-53f1-8002-981a-e20f4a592e26@zyxst.net>
 <CAOtMX2g79aqkinu0meBzhLbui7n9H9yiEwxKm6cxpZSaxbWqbg@mail.gmail.com>
 <f0e9385c-4d62-a68d-ea93-f013bc456b5d@zyxst.net>
 <CAOjFWZ4Yq4cnWN_qucbN4W-6qtf4NYNzjNKe4QL17DU-Q=N+_g@mail.gmail.com>
 <CAOjFWZ53WaOtCvRtNpsL1OqgE7rDu8jWNEHRVPZ5Z3Q_n1bnqw@mail.gmail.com>
 <CAOjFWZ6gF3=N8=v3aXQaiG=pd8kmZ-xpvN2jHYj9+h8fCm=rsw@mail.gmail.com>
 <CAOjFWZ7nPFdKr_G2qHihXdcHUBed7V0uLLHM9=p1PKzJMZNemw@mail.gmail.com>
 <CAOjFWZ6J7UV_xXxtASqnonS8qatqaSSEqJUKyi9nw+ms+Ug1QQ@mail.gmail.com>
 <5CFC89E9-57BE-4CB7-9C55-0D3CCF1E8D3D@FreeBSD.org>
 <edfb5da8-3fad-168f-4dbc-6da9b0822c76@zyxst.net>
 <20180303234236.M3811@besplex.bde.org>
 <AADBAEE5-BD33-4DEC-94C2-99C0199351B3@FreeBSD.org>
In-Reply-To: <AADBAEE5-BD33-4DEC-94C2-99C0199351B3@FreeBSD.org>

--g91FsifVlAEaOtP0Ue2cJGM8bHXvKr1h2
Content-Type: text/plain; charset=windows-1252
Content-Transfer-Encoding: quoted-printable

05.03.2018 19:10, Dimitry Andric wrote:

>> When no boot drive is detected early enough, the kernel goes to the
>> mountroot prompt.  That seems to hold a Giant lock which inhibits
>> further progress being made.  Sometimes progress can be made by trying=

>> to mount unmountable partitions on other drives, but this usually goes=

>> too fast, especially if the USB drive often times out.
>=20
> What I would like to know, is why our USB stack has such timeout issues=

> at all.  When I boot Linux on the same type of hardware, I never see US=
B
> timeouts.  They must be doing something right, or maybe they just don't=

> bother checking some status bits that we are very strict about?

This is heavily hardware-dependent. You may have no issues with some
software+hardware combination and long timeouts with same software
but different hardware.




--g91FsifVlAEaOtP0Ue2cJGM8bHXvKr1h2--

--J0Ax8cRQEBLRAjlqIhupCTO98S4pDURs7
Content-Type: application/pgp-signature; name="signature.asc"
Content-Description: OpenPGP digital signature
Content-Disposition: attachment; filename="signature.asc"

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v2

iQEcBAEBAgAGBQJanTYOAAoJELDNGvImmIsoAEwIALCsXc7vsJsbwAfFmFdk3I3y
+PvC735qgjgcC3YIs+zLEh6U1Yi4ZyI+B74ckImmNfxc/jQP36ch2b8wlF/+0o3u
RorJqLmUvXhE1eXq/6acHOqKKPd3WZ6cdyZpFlkaGBCNmq3jO9FLK0NR45tlPYD1
ETYSF2tGxXLCq1Ebmjf0Eq+UuFo37lIU6Aql3Ohrb000OZvnRgssul5s5gXpUYSF
OYDsrQzAxSO747cfGZzFjtA26CVH2NDUIydywZNG+uB3BlhTPzWET/3qR6OYzudp
FYEg3QKca5TJCe5Bg9UTHldvrpl2LWBweinYcJ+a9JVwllwSZYkprAjrEql5mUg=
=F5Tm
-----END PGP SIGNATURE-----

--J0Ax8cRQEBLRAjlqIhupCTO98S4pDURs7--



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?5A9D3601.6090009>