Re: [zfs-discuss] Fwd: [osol-announce] IMPT: Do not use SXCE Build 102

2008-11-17 Thread Gary Mills
On Mon, Nov 17, 2008 at 07:27:50AM +0200, Johan Hartzenberg wrote:
> 
>Thank you for the details.  A few more questions:  Does booting into
>build 102 do I zpool online on the root pool? And the above disable -t
>is "temporary" till the next reboot - any specific reason for doing it
>that way?  And last question:  What do I loose when I disable
>"sysevent"?

I can answer that last one, since I tried it.  When you reboot without
sysevent, you will find that the console login service cannot run.
You'll wind up in single-user mode.  You can enable sysevent at that
point and reboot again.  Disabling it with `-t' after the system's up
seems to do no harm.

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Re: [zfs-discuss] Fwd: [osol-announce] IMPT: Do not use SXCE Build 102

2008-11-17 Thread george white
Does this affect a fresh install into a single, full disk pool?  I just did 
this with
nv102 on my laptop.  So far, it seems to be working ...
Unfortunately, this would be a pain to unwind.  Is there a quick fix
binary patch available?

The only thing that appears to have broken is resume.  Could this be
related?  Suspend/resume used to work on nv99 and the only thing that
is different is that I'm now migrated to ZFS boot.

George
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Re: [zfs-discuss] Fwd: [osol-announce] IMPT: Do not use SXCE Build 102

2008-11-16 Thread Johan Hartzenberg
On Sun, Nov 16, 2008 at 11:44 PM, Jeff Bonwick <[EMAIL PROTECTED]> wrote:

> These are the conditions:
>
> (1) The bug is specific to the root pool.  Other pools are unaffected.
> (2) It is triggered by doing a 'zpool online' while I/O is in flight.
> (3) Item (2) can be triggered by syseventd.
> (4) The bug is new in build 102.  Builds 101 and earlier are fine.
>
> I believe the following should be a viable workaround until build 103:
>
> (1) svcadm disable -t sysevent
> (2) Don't run zpool online on your root pool
>
> Jeff
>


Hi Jeff,

Thank you for the details.  A few more questions:  Does booting into build
102 do I zpool online on the root pool? And the above disable -t is
"temporary" till the next reboot - any specific reason for doing it that
way?  And last question:  What do I loose when I disable "sysevent"?

Thank you,
  _Johan



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Re: [zfs-discuss] Fwd: [osol-announce] IMPT: Do not use SXCE Build 102

2008-11-16 Thread Jeff Bonwick
These are the conditions:

(1) The bug is specific to the root pool.  Other pools are unaffected.
(2) It is triggered by doing a 'zpool online' while I/O is in flight.
(3) Item (2) can be triggered by syseventd.
(4) The bug is new in build 102.  Builds 101 and earlier are fine.

I believe the following should be a viable workaround until build 103:

(1) svcadm disable -t sysevent
(2) Don't run zpool online on your root pool

Jeff

On Sun, Nov 16, 2008 at 03:12:03PM -0600, Gary Mills wrote:
> On Sat, Nov 15, 2008 at 05:41:56PM -0600, Al Hopper wrote:
> > Heads up! and apologies to folks subscribed to os-announce.
> 
> Argh, and I just live-upgraded to build 102.  I searched for this bug
> number in three bug databases without success.  Does it affect ZFS
> root only, as long as I don't use `offline' or `online'?  Do I have
> to boot back to 101?
> 
> > -- Forwarded message --
> > From: Derek Cicero <[EMAIL PROTECTED]>
> > Date: Sat, Nov 15, 2008 at 1:14 PM
> > Subject: [osol-announce] IMPT: Do not use SXCE Build 102
> > To: [EMAIL PROTECTED], os-discuss
> > <[EMAIL PROTECTED]>
> > 
> > Due to the following bug, I have removed build 102 from the Download page.
> > 
> >  6771840 zpool online on ZFS root can panic system
> > 
> > It apparently may cause data corruption and may have been implicated in
> > damage to one or more systems that have upgraded to build 102 or
> > beyond.
> 
> -- 
> -Gary Mills--Unix Support--U of M Academic Computing and Networking-
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Re: [zfs-discuss] Fwd: [osol-announce] IMPT: Do not use SXCE Build 102

2008-11-16 Thread Gary Mills
On Sat, Nov 15, 2008 at 05:41:56PM -0600, Al Hopper wrote:
> Heads up! and apologies to folks subscribed to os-announce.

Argh, and I just live-upgraded to build 102.  I searched for this bug
number in three bug databases without success.  Does it affect ZFS
root only, as long as I don't use `offline' or `online'?  Do I have
to boot back to 101?

> -- Forwarded message --
> From: Derek Cicero <[EMAIL PROTECTED]>
> Date: Sat, Nov 15, 2008 at 1:14 PM
> Subject: [osol-announce] IMPT: Do not use SXCE Build 102
> To: [EMAIL PROTECTED], os-discuss
> <[EMAIL PROTECTED]>
> 
> Due to the following bug, I have removed build 102 from the Download page.
> 
>  6771840 zpool online on ZFS root can panic system
> 
> It apparently may cause data corruption and may have been implicated in
> damage to one or more systems that have upgraded to build 102 or
> beyond.

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[zfs-discuss] Fwd: [osol-announce] IMPT: Do not use SXCE Build 102

2008-11-15 Thread Al Hopper
Heads up! and apologies to folks subscribed to os-announce.


-- Forwarded message --
From: Derek Cicero <[EMAIL PROTECTED]>
Date: Sat, Nov 15, 2008 at 1:14 PM
Subject: [osol-announce] IMPT: Do not use SXCE Build 102
To: [EMAIL PROTECTED], os-discuss
<[EMAIL PROTECTED]>


Due to the following bug, I have removed build 102 from the Download page.

 6771840 zpool online on ZFS root can panic system

It apparently may cause data corruption and may have been implicated in
damage to one or more systems that have upgraded to build 102 or
beyond.

We will remove it from the SDLC on Monday. I will notify about the
schedule for a repsin.

Derek


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Solaris Kernel Group, Software Division
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