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Date:      Thu, 23 Aug 2012 19:15:00 +0800
From:      Marcelo Araujo <araujobsdport@gmail.com>
To:        =?ISO-8859-1?Q?Karli_Sj=F6berg?= <Karli.Sjoberg@slu.se>
Cc:        "freebsd-fs@freebsd.org" <freebsd-fs@freebsd.org>
Subject:   Re: Hang when importing pool
Message-ID:  <CAOfEmZjQE%2B5Q5QUUZ8u3jSJCM6wBDGHxcLyPczfO3xgzCj1fDg@mail.gmail.com>
In-Reply-To: <6887B735-D207-4379-9967-76F21B04943A@slu.se>
References:  <D13A3EA7-B229-4B78-915E-A3CC3162DB8A@slu.se> <CAOjFWZ52XvMO%2BA7cwa3fnkJcXMCbGgWD91gvZsmW8Navh0AZ9A@mail.gmail.com> <49C9D08A-85EF-4D23-B07F-F3980CBA5A97@slu.se> <20120815073135.GO6757@squishy.elizium.za.net> <A55DD110-E99D-4904-9C98-A65D6A455F9C@slu.se> <CAOfEmZi0W1n2fm4XX%2BpuWOhdG2ao=MJ%2BD4=b18CVWn=vcjDrjA@mail.gmail.com> <E8DC9806-D374-4B2D-B559-F1D27A8E868F@slu.se> <CAOfEmZhaecVbHv9V8G5h4E0ZAyM63_w5sLH-HQrGeXx46U-%2BGA@mail.gmail.com> <02807469-A09D-4692-8530-CCAE31ED0534@slu.se> <CAOfEmZjAGXnjD700unB10ex7y9_SL=gKgLsGB0czJsKiQLRV%2BQ@mail.gmail.com> <DCC13D23-5F36-49C0-9A54-F72B063454F3@slu.se> <CAOfEmZho-1RS=51%2BChLRn4bFKir8uan-=RxrzvJjeLDQBr366A@mail.gmail.com> <3455173D-0875-4BFF-ABFF-CCEDEDD75DFE@slu.se> <CAOfEmZjx4XU38GxSP7OTn%2BUPGVaztB2SRyYv-cp=ZJpwVWidOA@mail.gmail.com> <17488FBA-B8E9-4945-A5FF-DF3E657E6600@slu.se> <CAOfEmZjOaNn=E4nfVLa3X4PvNwfzxynSr1KeckTj0q6KftzbhQ@mail.gmail.com> <6887B735-D207-4379-9967-76F21B04943A@slu.se>

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2012/8/23 Karli Sj=F6berg <Karli.Sjoberg@slu.se>

>
> 23 aug 2012 kl. 12.45 skrev Marcelo Araujo:
>
>
>
> 2012/8/23 Karli Sj=F6berg <Karli.Sjoberg@slu.se>
>
>>
>> As I chose to compile the kernel without debugging, I didn=B4t have that=
.
>> So I compiled a new kernel from the same sources with debugging included
>> and uploaded that file for you:
>> http://www.sendspace.com/file/updu8x
>>
>>
>>
> Dear Karli,
>
> Before import the pool; did you try to disable the checksum?
>
>
> No I didn=B4t. Can you do that during import? Like:
> # zpool import -o checksum=3Doff -o readonly=3Don poolname
>
>

No, there is no option on zpool import.
But, maybe there is a way to disable it on zio_checksum.c

Look here:
http://mail.opensolaris.org/pipermail/zfs-discuss/2007-April/009898.html

However, it is just my guess, I need check more your vmcore to maybe try to
figure out.

Best Regards,
--=20
Marcelo Araujo
araujo@FreeBSD.org



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