[Ocfs2-users] Out of space with plenty of it

[Srinivas Eeda]

Do you get enospc error if you try to create/cp a file directly to the 
mount ?

On 07/16/2015 02:03 PM, Sergey Bolbat wrote:
> Hi.
>
> I'm using ocfs2 device with two nodes of 500Gb and I have 350Gb free. 
> Everything works fine. However I always recieve "out of disk space" 
> error in my web application and some performance problems because of 
> that.
>
> I know that this can be fixed by turning on discontig-bg feature but 
> I've already done that and it didn't help.
> Then I saw that this feature is incompatible for my device:
>
>
> root at 1:~# debugfs.ocfs2 -n -R "stats" /dev/xvdb1
>         Revision: 0.90
>         Mount Count: 0   Max Mount Count: 20
>         State: 0   Errors: 0
>         Check Interval: 0   Last Check: Sat Jun  6 19:38:12 2015
>         Creator OS: 0
>         Feature Compat: 3 backup-super strict-journal-super
>         Feature Incompat: 16208 sparse extended-slotmap inline-data 
> metaecc xattr indexed-dirs refcount discontig-bg
>         Tunefs Incomplete: 0
>         Feature RO compat: 7 unwritten usrquota grpquota
>         Root Blknum: 5   System Dir Blknum: 6
>         First Cluster Group Blknum: 3
>         Block Size Bits: 12   Cluster Size Bits: 12
>         Max Node Slots: 2
>         Extended Attributes Inline Size: 256
>         Label: bnews
>         UUID: 8F1C21BF3B09459FB0C667C58AA0B7CB
>         Hash: 2948584403 (0xafbfd3d3)
>         DX Seed[0]: 0x38f8f950
>         DX Seed[1]: 0x034edae5
>         DX Seed[2]: 0xea4f0da9
>         Cluster stack: classic o2cb
>         Inode: 2   Mode: 00   Generation: 1813982380 (0x6c1f2cac)
>         FS Generation: 1813982380 (0x6c1f2cac)
>         CRC32: 08e81acd   ECC: 01dd
>         Type: Unknown   Attr: 0x0   Flags: Valid System Superblock
>         Dynamic Features: (0x0)
>         User: 0 (root)   Group: 0 (root)   Size: 0
>         Links: 0   Clusters: 131071744
>         ctime: 0x5572f7c4 -- Sat Jun  6 19:38:12 2015
>         atime: 0x0 -- Thu Jan  1 06:00:00 1970
>         mtime: 0x5572f7c4 -- Sat Jun  6 19:38:12 2015
>         dtime: 0x0 -- Thu Jan  1 06:00:00 1970
>         ctime_nsec: 0x00000000 -- 0
>         atime_nsec: 0x00000000 -- 0
>         mtime_nsec: 0x00000000 -- 0
>         Refcount Block: 0
>         Last Extblk: 0   Orphan Slot: 0
>         Sub Alloc Slot: Global   Sub Alloc Bit: 65535
>
> OS: Ubuntu Precise
>
> ~# dpkg -l | grep ocfs
> ii  ocfs2-tools                         1.6.4-3ubuntu1
> /dev/xvdb1              /srv/www                ocfs2 _netdev,defaults 0 0
>
>
> Why it can be incompatible and how to solve this?
>
> Thanks in advance.
>
>
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