Anything interesting in dmesg?

That looks similar to the kind of problems I had when I had a disk fail.

On Thu, Nov 12, 2015 at 4:08 PM, Scotty Edmonds
<sco...@scottyedmonds.com> wrote:
> I get this:
>
> [root@rockstor ~]# btrfs check /dev/sdd
> checksum verify failed on 12060305965056 found 779CCA23 wanted A746C37A
> checksum verify failed on 12060305965056 found 779CCA23 wanted A746C37A
> checksum verify failed on 12060305965056 found 1727A198 wanted 231E1577
> checksum verify failed on 12060305965056 found 1727A198 wanted 231E1577
> bytenr mismatch, want=12060305965056, have=13820656527619066643
> Couldn't read chunk tree
> Couldn't open file system
> [root@rockstor ~]#
>
> Thanks,
>
> Scotty Edmonds
> sco...@scottyedmonds.com
>
> ________________________________________
> From: Donald Pearson <donaldwhpear...@gmail.com>
> Sent: November-12-15 2:55 PM
> To: Scotty Edmonds
> Cc: linux-btrfs@vger.kernel.org
> Subject: Re: BTRFS Error - Rockstor
>
> What does btrfs check without any repair options report?
>
> btrfs check /dev/sdd
>
> On Thu, Nov 12, 2015 at 12:48 PM, Scotty Edmonds
> <sco...@scottyedmonds.com> wrote:
>> Rockstor was running great, I ordered a SuperMicro 24-bay Chassis and 
>> decided to power down the machine while I was away.  When I turned it back 
>> on I got "Failed to read chunk tree" & "open_ctree failed" error 
>> (http://i.imgur.com/rGk9M57l.jpg)
>>
>> I spoke with support at Rockstor and they recommended I seek help via the 
>> mailing list.  Here are some details and commands I've run.  The specific 
>> array is in RAID5 and the label is mainNAS, seagate3x2tb is running 
>> perfectly.
>>
>> [root@rockstor ~]# btrfs device scan
>> Scanning for Btrfs filesystems
>> [root@rockstor ~]#
>>
>>
>>
>> [root@rockstor ~]# /usr/bin/lsblk -P -o 
>> NAME,MODEL,SERIAL,SIZE,TRAN,VENDOR,HCTL,TYPE,FSTYPE,LABEL,UUID
>> NAME="sda" MODEL="WDC WD30EFRX-68E" SERIAL="WD-WCC4N4KVC39Y" SIZE="2.7T" 
>> TRAN="sas" VENDOR="ATA     " HCTL="0:0:0:0" TYPE="disk" FSTYPE="btrfs" 
>> LABEL="mainNAS" UUID="e8c92d93-fac3-4f83-b3aa-31cb92caafd9"
>> NAME="sdb" MODEL="WDC WD30EZRX-00M" SERIAL="WD-WCAWZ2551761" SIZE="2.7T" 
>> TRAN="sas" VENDOR="ATA     " HCTL="0:0:1:0" TYPE="disk" FSTYPE="btrfs" 
>> LABEL="mainNAS" UUID="e8c92d93-fac3-4f83-b3aa-31cb92caafd9"
>> NAME="sdc" MODEL="HGST HDN724030AL" SERIAL="PK2234P9J590GY" SIZE="2.7T" 
>> TRAN="sas" VENDOR="ATA     " HCTL="0:0:2:0" TYPE="disk" FSTYPE="btrfs" 
>> LABEL="mainNAS" UUID="e8c92d93-fac3-4f83-b3aa-31cb92caafd9"
>> NAME="sdd" MODEL="HGST HDN724030AL" SERIAL="PK2234P9J5WA1Y" SIZE="2.7T" 
>> TRAN="sas" VENDOR="ATA     " HCTL="0:0:3:0" TYPE="disk" FSTYPE="btrfs" 
>> LABEL="mainNAS" UUID="e8c92d93-fac3-4f83-b3aa-31cb92caafd9"
>> NAME="sde" MODEL="ST3000DM001-1CH1" SERIAL="Z1F517PH" SIZE="2.7T" TRAN="sas" 
>> VENDOR="ATA     " HCTL="0:0:4:0" TYPE="disk" FSTYPE="btrfs" LABEL="mainNAS" 
>> UUID="e8c92d93-fac3-4f83-b3aa-31cb92caafd9"
>> NAME="sdf" MODEL="ST2000DL003-9VT1" SERIAL="5YD1WK0V" SIZE="1.8T" TRAN="sas" 
>> VENDOR="ATA     " HCTL="0:0:5:0" TYPE="disk" FSTYPE="btrfs" 
>> LABEL="seagate3x2tb" UUID="6ef19043-2d83-4ff1-b959-b9f3c425cc69"
>> NAME="sdg" MODEL="ST2000DL003-9VT1" SERIAL="5YD2EBDA" SIZE="1.8T" TRAN="sas" 
>> VENDOR="ATA     " HCTL="0:0:6:0" TYPE="disk" FSTYPE="btrfs" 
>> LABEL="seagate3x2tb" UUID="6ef19043-2d83-4ff1-b959-b9f3c425cc69"
>> NAME="sdh" MODEL="ST2000DL003-9VT1" SERIAL="5YD2L28Z" SIZE="1.8T" TRAN="sas" 
>> VENDOR="ATA     " HCTL="0:0:7:0" TYPE="disk" FSTYPE="btrfs" 
>> LABEL="seagate3x2tb" UUID="6ef19043-2d83-4ff1-b959-b9f3c425cc69"
>> NAME="sdi" MODEL="INTEL SSDSA2CW08" SERIAL="CVPR1330019Y080BGN" SIZE="74.5G" 
>> TRAN="sata" VENDOR="ATA     " HCTL="1:0:0:0" TYPE="disk" FSTYPE="" LABEL="" 
>> UUID=""
>> NAME="sdi1" MODEL="" SERIAL="" SIZE="500M" TRAN="" VENDOR="" HCTL="" 
>> TYPE="part" FSTYPE="ext4" LABEL="" 
>> UUID="53aabf2f-5e28-4a18-922f-b0767a77a8ec"
>> NAME="sdi2" MODEL="" SERIAL="" SIZE="7.3G" TRAN="" VENDOR="" HCTL="" 
>> TYPE="part" FSTYPE="swap" LABEL="" 
>> UUID="bf9e72c7-7d72-4a33-a5eb-0a0013033234"
>> NAME="sdi3" MODEL="" SERIAL="" SIZE="66.8G" TRAN="" VENDOR="" HCTL="" 
>> TYPE="part" FSTYPE="btrfs" LABEL="rockstor_rockstor" 
>> UUID="3533171e-d95b-4491-aa4c-cc956536a1c3"
>> [root@rockstor ~]#
>>
>>
>>
>>
>> [root@rockstor ~]# btrfs fi show
>> Label: 'rockstor_rockstor'  uuid: 3533171e-d95b-4491-aa4c-cc956536a1c3
>>         Total devices 1 FS bytes used 2.17GiB
>>         devid    1 size 66.79GiB used 7.02GiB path /dev/sdi3
>>
>> Label: 'seagate3x2tb'  uuid: 6ef19043-2d83-4ff1-b959-b9f3c425cc69
>>         Total devices 3 FS bytes used 1.13TiB
>>         devid    1 size 1.82TiB used 595.03GiB path /dev/sdh
>>         devid    2 size 1.82TiB used 595.01GiB path /dev/sdf
>>         devid    3 size 1.82TiB used 595.01GiB path /dev/sdg
>>
>> Label: 'mainNAS'  uuid: e8c92d93-fac3-4f83-b3aa-31cb92caafd9
>>         Total devices 5 FS bytes used 5.43TiB
>>         devid    1 size 2.73TiB used 1.36TiB path /dev/sdd
>>         devid    2 size 2.73TiB used 1.36TiB path /dev/sdc
>>         devid    3 size 2.73TiB used 1.36TiB path /dev/sda
>>         devid    4 size 2.73TiB used 1.36TiB path /dev/sde
>>         devid    5 size 2.73TiB used 1.36TiB path /dev/sdb
>>
>>
>> btrfs-progs v4.2.1
>>
>> I'm unable to mount any of the drives that are in the mainNAS array, this is 
>> the error when I try to mount all of the drives degraded.
>>
>> [root@rockstor ~]# mount -v -o degraded /dev/sdd /mnt2/mainNAS
>> mount: wrong fs type, bad option, bad superblock on /dev/sdd,
>>        missing codepage or helper program, or other error
>>        In some cases useful info is found in syslog - try
>>        dmesg | tail or so.
>> [root@rockstor ~]#
>>
>> I haven't given up hope yet as the "btrfs fi show" gives me all the correct 
>> data and I ran chunk-recover and superblocks all report back as good.
>>
>>
>> Thanks for your help, let me know if you need any further information.
>>
>>  Thanks,
>>
>>  Scotty Edmonds
>>  sco...@scottyedmonds.com
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