Re: How do I list Reiser4 statistics on number of files on r4 partition and disk space used

[Edward Shishkin <edward.shishkin@xxxxxxxxx>]

On 01/19/2011 01:37 AM, Edward Shishkin wrote:
> On 01/19/2011 12:32 AM, doiggl@xxxxxxxxxxxxxxxxxx wrote:
> > Hello
>
> Hi
>
> > How do I list Reiser4 Statistics on number of files on r4 partition and
>
> ls mountpoint | wc -l
>
> I don't know how to do it offline. Perhaps there are
> proper tools (measurefs, or so) in reiser4progs.
>
>
> > disk space used and space saved with compression ?
>
> sync(1) + df(1) will show occupied space.
>
> Also you can use du(1) utility. However,
> you must fsck your partition with --fix option before
> using du (i_blocks and i_bytes are unsupported online
> because of performance issues).


So, du(1) is to monitor compressed size, ls(1) - non-compressed one.
That said, you can calculate compression ratio for every reiser4 
file(directory).


> Edward.
>
>
> > I can list these items at this time [1]
> > Thanks Glenn
> >
> > [1]
> >
> > # fsck.reiser4 --print-profile /dev/sdb
> > Default profile:
> > create: "reg40" (id:0x0 type:0x0) [Regular file
> > plugin for creat(2)]
> > key: "key_large" (id:0x1 type:0xb) [Key plugin]
> > compress: "lzo1" (id:0x0 type:0xc) [Compression
> > plugin]
> > compressMode: "conv" (id:0x4 type:0xd) [Compression Mode
> > plugin]
> > cluster: "64K" (id:0x0 type:0x10) [Cluster plugin]
> > hash: "r5_hash" (id:0x1 type:0x3) [Directory entry
> > hash plugin]
> > fibration: "ext_1_fibre" (id:0x2 type:0x4) [Key fibration
> > plugin]
> > formatting: "smart" (id:0x2 type:0x5) [File body
> > formatting plugin]
> >
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