[Ocfs2-users] Large difference between space used on reiserfs vs ocfs2

[Michael M.]

        Revision: 0.90
        Mount Count: 0   Max Mount Count: 20
        State: 0   Errors: 0
        Check Interval: 0   Last Check: Fri Feb 23 02:43:43 2007
        Creator OS: 0
        Feature Compat: 0 None
        Feature Incompat: 0 None
        Feature RO compat: 0 None
        Root Blknum: 17   System Dir Blknum: 18
        First Cluster Group Blknum: 8
        Block Size Bits: 12   Cluster Size Bits: 15
        Max Node Slots: 10
        Label: www
        UUID: 0F98901B58E64D57B8A5556E8DC6DDC1
        Inode: 2   Mode: 00   Generation: 2374663631 (0x8d8a7dcf)
        FS Generation: 2374663631 (0x8d8a7dcf)
        Type: Unknown   Attr: 0x0   Flags: Valid System Superblock
        User: 0 (root)   Group: 0 (root)   Size: 0
        Links: 0   Clusters: 6866783
        ctime: 0x45dec55f -- Fri Feb 23 02:43:43 2007
        atime: 0x0 -- Wed Dec 31 16:00:00 1969
        mtime: 0x45dec55f -- Fri Feb 23 02:43:43 2007
        dtime: 0x0 -- Wed Dec 31 16:00:00 1969
        ctime_nsec: 0x00000000 -- 0
        atime_nsec: 0x00000000 -- 0
        mtime_nsec: 0x00000000 -- 0
        Last Extblk: 0
        Sub Alloc Slot: Global   Sub Alloc Bit: 65535


-----Original Message-----
From: Sunil Mushran [mailto:Sunil.Mushran at oracle.com] 
Sent: Wednesday, December 26, 2007 10:57 AM
To: Michael M.
Cc: ocfs2-users at oss.oracle.com
Subject: Re: [Ocfs2-users] Large difference between space used on reiserfs
vs ocfs2

What's your blocksize/clustersize?

If you are on 1.2.7 tools, do:
$ tunefs.ocfs2 -q -Q "bs=%B\ncs=%T\n" /dev/sdX

If not, do:
$ debugfs.ocfs2 -R "stats" /dev/sdX

Michael M. wrote:
>
> Dear list,
>
>  
>
> I have all of my web files for my apache servers on multiple machines 
> placed on ocfs2 volumes. I recently did an rsync to a reiserfs volume 
> on an external usb harddrive, and df reports the following:
>
>  
>
> (ocfs2 is on top, reiserfs on bottom)
>
>  
>
> /dev/sde5            218757056 176814592  41942464  81% /mnt/www
>
> /dev/sdd1            732549604 117493932 615055672  17% /mnt/pba-web
>
>  
>
> Is this normal?
>
>  
>
> Thanks,
>
> Michael
>
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>
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