Cache drive Unmountable: Unsupported or no file system


Go to solution Solved by LittleLama,

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@JorgeB thank you for your help again

 

blkid gives

/dev/sda1: LABEL_FATBOOT="UNRAID" LABEL="UNRAID" UUID="EA60-3A52" BLOCK_SIZE="512" TYPE="vfat" PARTUUID="e82a9dc7-01"
/dev/loop1: TYPE="squashfs"
/dev/sdf1: UUID="7bd58c2e-679a-4d26-8105-134b4913c3f3" UUID_SUB="fe949ec9-a7ca-43df-9579-2bbcd0ea6c76" BLOCK_SIZE="4096" TYPE="btrfs" PARTUUID="f62cb481-f583-4b17-ac5b-3bad99459922"
/dev/md9p1: UUID="04e885d1-8923-45b1-9600-23e59b088454" BLOCK_SIZE="512" TYPE="xfs"
/dev/sdo1: UUID="de399b7f-94e2-4c28-aef2-cecec34fa03f" BLOCK_SIZE="512" TYPE="xfs" PARTUUID="e3921083-9bba-449f-b61a-5ae28fedff10"
/dev/sdd1: UUID="d30513c8-f7eb-4364-8058-84ad1b69d9c6" BLOCK_SIZE="512" TYPE="xfs" PARTUUID="d8257a80-9ef7-4be2-bcf9-5ce456a6fce2"
/dev/md2p1: UUID="de399b7f-94e2-4c28-aef2-cecec34fa03f" BLOCK_SIZE="512" TYPE="xfs"
/dev/sdm1: UUID="f6aad683-8d29-47dd-b90e-b5e114c4656f" BLOCK_SIZE="512" TYPE="xfs" PARTUUID="54372ab6-5390-40ac-9dea-c5fccff282f3"
/dev/sdb1: UUID="90af9fd6-c34d-4727-83a3-6253f9de753c" BLOCK_SIZE="512" TYPE="xfs" PARTUUID="5ed8acd0-61c3-4b90-b486-b793487fa78a"
/dev/md5p1: UUID="dce92270-ddb2-4bbd-b56d-9d638169c866" BLOCK_SIZE="512" TYPE="xfs"
/dev/sdk1: PARTUUID="fc05af88-0887-4c0f-ae35-a62c34c3f985"
/dev/md11p1: UUID="0c0bba5e-83e6-4bb8-9f93-4bca9337b8e8" BLOCK_SIZE="512" TYPE="xfs"
/dev/md8p1: UUID="6dfff2db-2e29-4f77-8c48-17d5532cfb09" BLOCK_SIZE="512" TYPE="xfs"
/dev/sdi1: UUID="0c0bba5e-83e6-4bb8-9f93-4bca9337b8e8" BLOCK_SIZE="512" TYPE="xfs" PARTUUID="c6ccc7b0-fc2f-4c74-80aa-f28a7260cf4b"
/dev/md1p1: UUID="f6aad683-8d29-47dd-b90e-b5e114c4656f" BLOCK_SIZE="512" TYPE="xfs"
/dev/loop0: TYPE="squashfs"
/dev/sde1: UUID="04e885d1-8923-45b1-9600-23e59b088454" BLOCK_SIZE="512" TYPE="xfs" PARTUUID="204d93ee-a1cd-45b6-896d-c345ba357542"
/dev/sdn1: UUID="4263b110-177e-4252-a712-1d1b16981345" BLOCK_SIZE="512" TYPE="xfs" PARTUUID="6fe4b6f1-6a66-4aaa-9715-3f5e8f1e21f4"
/dev/sdc1: UUID="e50b939e-ed79-4344-96d2-430125ceb605" BLOCK_SIZE="512" TYPE="xfs" PARTUUID="563dd5e0-aba9-4239-8e20-47684e258de5"
/dev/sdl1: UUID="dce92270-ddb2-4bbd-b56d-9d638169c866" BLOCK_SIZE="512" TYPE="xfs" PARTUUID="f20e5ecf-ddd6-4d03-a963-ee7d8617dcfa"
/dev/sdj1: UUID="6dfff2db-2e29-4f77-8c48-17d5532cfb09" BLOCK_SIZE="512" TYPE="xfs" PARTUUID="cd178a1f-d4cf-4974-b58d-3e284ce6cf9b"
/dev/md3p1: UUID="4263b110-177e-4252-a712-1d1b16981345" BLOCK_SIZE="512" TYPE="xfs"

 

It's strange to see btrfs in dev/sdf1 as it was formatted in xfs at install.

 

fdisk -l /dev/sdf gives

Disk /dev/sdf: 3.64 TiB, 4000787030016 bytes, 7814037168 sectors
Disk model: Samsung SSD 870 
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: gpt
Disk identifier: 09BA3DB1-DA5B-4026-8EB3-E2D4ECC27E6A

Device     Start        End    Sectors  Size Type
/dev/sdf1   2048 7814037134 7814035087  3.6T Linux filesyste

 

Edited by LittleLama
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  • Solution

After seeing this btrfs word, I stopped array and set the cache drive to file system auto.

Started the array, everything is there again but the cache drive is now in BTRFS.

 

Files are there. Nothing looks corrupted. It's really strange.

 

I'm sure at 1000% to have formatted this cache drive in XFS.

 

Is this a bug ?

 

Thank you @JorgeB for your help and especially this blkid command.

Edited by LittleLama
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1 minute ago, LittleLama said:

After seeing this btrfs word, I stopped array and set the cache drive to file system auto.

Started the array, everything is there again but the cache drive is now in BTRFS.

 

Files are there. Nothing looks corrupted. It's really strange.

 

I'm sure at 1000% to have formatted this cache drive in XFS.

 

Is this a bug ?

 

There is no way that Unraid can change the format by itself.  Much more likely that you forgot what format it was in as the default is btrfs.   

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6 minutes ago, itimpi said:

 

There is no way that Unraid can change the format by itself.  Much more likely that you forgot what format it was in as the default is btrfs.   

Hi, I created this cache pool last week because I had issues with btrfs. So, I am sure that this drive was formatted by using WebGUI in XFS. What unraid does for real, I don't know, but I know what I and what was displayed until yesterday on my cache pool line was XFS, not BTRFS.

 

And if it was not formatted to XFS, then why at reboot Unraid tried to mount this drive in XFS ?

 

Edited by LittleLama
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Yes indeed.

I dont' know where you want to go saying that but yes.

If I set XFS it mounts as XFS.

But if I format in XFS, manifestly this time there was an issue with formatting and it formatted to BTRFS (what I absolutely wanted anything but not that)

 

We'll see next time, I have to change this drive again next week !

Edited by LittleLama
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@itimpi I can tell his cache is xfs:
 

Quote

#config/pools/cache.cfg

 

diskUUID=""

diskFsType="xfs"

diskFsProfile="single"

diskFsWidth="1"

diskFsGroups="1"

diskNumMissing="0"

diskCompression="off"

diskAutotrim="on"

diskWarning=""

diskCritical=""

diskComment=""

diskShareEnabled="yes"

diskShareFloor="0"

diskExport="-"

diskFruit="no"

diskSecurity="public"

diskReadList=""

diskWriteList=""

diskVolsizelimit=""

diskCaseSensitive="auto"

diskExportNFS="-"

diskExportNFSFsid="0"

diskSecurityNFS="public"

diskHostListNFS=""

diskId="Samsung_SSD_870_EVO_4TB_S758NS0WA08700D"

diskIdSlot="-"

diskSize="3907017540"

diskType="Cache"

diskSpindownDelay="-1"

diskSpinupGroup=""

 

The weird part that the diskUUID is missing and should be "7bd58c2e-679a-4d26-8105-134b4913c3f3"

 

@LittleLama would you mind posting your last diagnose with your last time you mount it to double check that?

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