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Date:      Tue, 14 Feb 2012 19:08:07 +0100
From:      "Arno J. Klaassen" <arno@heho.snv.jussieu.fr>
To:        Lystopad Aleksandr <laa@laa.zp.ua>
Cc:        freebsd-stable@freebsd.org
Subject:   Re: 9-stable : geli + one-disk ZFS fails
Message-ID:  <wp8vk52sqg.fsf@heho.snv.jussieu.fr>
In-Reply-To: <20120214044234.GT98031@laa.zp.ua> (Lystopad Aleksandr's message of "Tue\, 14 Feb 2012 08\:42\:34 %2B0400")
References:  <wpty2xcqop.fsf@heho.snv.jussieu.fr> <20120214044234.GT98031@laa.zp.ua>

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Hallo Aleksandr,

>  Hello, Arno J. Klaassen!
>
> On Sat, Feb 11, 2012 at 04:53:10PM +0100
> arno@heho.snv.jussieu.fr wrote about "9-stable : geli + one-disk ZFS fails":
>> 
>> Hello,
>> 
>> 
>> I finally decided to 'play' a bit with ZFS on a notebook, some years
>> old, but I installed a brand new disk and memtest passes OK.
>> 
>> I installed base+ports on partition 2, using 'classical' UFS.
>> 
>> I crypted partition 3 and created a single zpool on it containing
>> 4 Z-"file-systems" :
>> 
>>  [root@cc ~]# zfs list
>>  NAME                      USED  AVAIL  REFER  MOUNTPOINT
>>  zfiles                   10.7G   377G   152K  /zfiles
>>  zfiles/home              10.6G   377G   119M  /zfiles/home
>>  zfiles/home/arno         10.5G   377G  2.35G  /zfiles/home/arno
>>  zfiles/home/arno/.priv    192K   377G   192K  /zfiles/home/arno/.priv
>>  zfiles/home/arno/.scito  8.18G   377G  8.18G  /zfiles/home/arno/.scito
>> 
>> 
>> I export the ZFS's via nfs and rsynced on the other machine some backup
>> of my current note-book (geli + UFS, (almost) same 9-stable version, no
>> problem) to the ZFS's.
>> 
>> 
>> Quite fast, I see on the notebook :
>> 
>> 
>>  [root@cc /usr/temp]# zpool status -v
>>    pool: zfiles
>>   state: ONLINE
>>  status: One or more devices has experienced an error resulting in data
>>          corruption.  Applications may be affected.
>>  action: Restore the file in question if possible.  Otherwise restore the
>>          entire pool from backup.
>>     see: http://www.sun.com/msg/ZFS-8000-8A
>>    scan: scrub repaired 0 in 0h1m with 11 errors on Sat Feb 11 14:55:34
>>    2012
>>  config: 
>>  
>>          NAME          STATE     READ WRITE CKSUM
>>          zfiles        ONLINE       0     0    11
>>            ada0s3.eli  ONLINE       0     0    23
>> 
>>  errors: Permanent errors have been detected in the following files:
>> 
>>          /zfiles/home/arno/.scito/contrib/XNAT.tar
>>  [root@cc /usr/temp]# md5 /zfiles/home/arno/.scito/contrib/XNAT.tar
>>  md5: /zfiles/home/arno/.scito/contrib/XNAT.tar: Input/output error
>>  [root@cc /usr/temp]#
>> 
>> 
>> As said, memtest is OK, nothing is logged to the console, UFS on the
>> same disk works OK (I did some tests copying and comparing random data)
>> and smartctl as well seems to trust the disk :
>> 
>>  SMART Self-test log structure revision number 1
>>  Num  Test_Description    Status                  Remaining  LifeTime(hours)
>>  # 1  Extended offline    Completed without error       00%       388
>>  # 2  Short offline       Completed without error       00%       387 
>> 
>> 
>> Am I doing something wrong and/or let me know what I could provide as
>> extra info to try to solve this (dmesg.boot at the end of this mail).
>> 
>> Thanx a lot in advance,
>> 
>> best, Arno
>
> Arno, you forgot to say how are you create geli partiotion.
> It is important.


  geli init /dev/ada0s3  (should I have used ' -s 4096 ' ???) 

I added later :

  geli  attach -k /tmp/ifmemoryfails.key1 -p /dev/ada0s3


In fact, on my regular laptop on which I now use UFS on top of GELI
I use /dev/ada0s3f, not the whole partition ....

Hope this helps ;-)

thanx, best, Arno



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