Date: Thu, 06 Oct 2011 17:20:05 +0300 From: Andriy Gapon <avg@FreeBSD.org> To: Henri Hennebert <hlh@restart.be> Cc: freebsd-fs@FreeBSD.org, current@FreeBSD.org Subject: Re: zfsloader 9.0 BETA3 r225759 - i/o error - all block copies unavailable Message-ID: <4E8DB915.6000502@FreeBSD.org> In-Reply-To: <4E8DB464.80202@restart.be> References: <4E8D7406.4090302@restart.be> <4E8D86A2.1040508@FreeBSD.org> <4E8D9F57.70506@restart.be> <4E8DAEE5.4020004@FreeBSD.org> <4E8DB464.80202@restart.be>
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on 06/10/2011 17:00 Henri Hennebert said the following:
> On 10/06/2011 15:36, Andriy Gapon wrote:
>> on 06/10/2011 15:30 Henri Hennebert said the following:
>>> The pool is a mirror:
>>>
>>> [root@morzine ~]# zpool status rpool
>>> pool: rpool
>>> state: ONLINE
>>> scan: scrub repaired 0 in 1h0m with 0 errors on Wed Aug 24 15:04:36 2011
>>> config:
>>>
>>> NAME STATE READ WRITE CKSUM
>>> rpool ONLINE 0 0 0
>>> mirror-0 ONLINE 0 0 0
>>> gptid/e915c6a0-fc72-11de-aa21-00e081706b68 ONLINE 0 0 0
>>> gptid/eac8497d-fc72-11de-aa21-00e081706b68 ONLINE 0 0 0
>>>
>>> errors: No known data errors
>>>
>>> and rpool/root is not compressed:
>>>
>>> [root@morzine ~]# zfs get compression rpool/root
>>> NAME PROPERTY VALUE SOURCE
>>> rpool/root compression off inherited from rpool
>>>
>>> pool is v28 and filesystems are v5
>>
>> No particular recipes for this environment, just a general suggestion.
>> If you run into a situation like this again, please try to use
>> tools/tools/zfsboottest to diagnose where exactly an error originates.
>>
> I try [ please note _M_enu.rc ]:
>
> [root@morzine ~]# /usr/obj/usr/src/tools/tools/zfsboottest/zfsboottest
> /boot/Menu.rc /dev/da0p2 /dev/da1p2
> ZFS: SPA version 28
> pool: rpool
> config:
>
> NAME STATE
> rpool ONLINE
> mirror ONLINE
> gptid/e915c6a0-fc72-11de-aa21-00e081706b68 ONLINE
> gptid/eac8497d-fc72-11de-aa21-00e081706b68 ONLINE
> \ Menu.rc
> \ $FreeBSD: head/sys/boot/forth/menu.rc 222417 2011-05-28 08:50:38Z julian $
> \
> \ Load required Forth modules
> include /boot/version.4th
> include /boot/brand.4th
> include /boot/menu.4th
> include /boot/menu-commands.4th
> include /boot/shortcuts.4th
>
> \ Screen prep
> clear \ clear the screen (see `screen.4th')
> print_version \ print version string (bottom-right; see `version.4th')
> draw-beastie \ draw freebsd mascot (on right; see `beastie.4th')
> draw-brand \ draw the FreeBSD title (top-left; see `brand.4th')
> menu-init \ initialize the menu area (see `menu.4th')
>
> \ Initialize main menu constructs (see `menu.4th')
> \ NOTE: To use the `ansi' variants, add `loader_color=1' to loader.conf(5)
> <clip>
> set menu_timeout_command="boot"
>
> \ Display the main menu (see `menu.4th')
> menu-display
> [root@morzine ~]
>
> The line `ZFS: SPA version 28'
>
> come from my local patch:
>
> Index: sys/boot/zfs/zfsimpl.c
> ===================================================================
> --- sys/boot/zfs/zfsimpl.c (revision 225759)
> +++ sys/boot/zfs/zfsimpl.c (working copy)
> @@ -63,6 +63,8 @@
> STAILQ_INIT(&zfs_vdevs);
> STAILQ_INIT(&zfs_pools);
>
> + printf("ZFS: SPA version %u\n", (unsigned) SPA_VERSION);
> +
> zfs_temp_buf = malloc(TEMP_SIZE);
> zfs_temp_end = zfs_temp_buf + TEMP_SIZE;
> zfs_temp_ptr = zfs_temp_buf;
>
>
> Is it what you sugest ?
Yes. And this report indicates that the boot code (built from your source tree)
should be able to read that file.
--
Andriy Gapon
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