Re: How to find out the parameters of an ext3 filesystem

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On Wed, Oct 14, 2009 at 4:18 PM, Ed Greshko <Ed.Greshko@xxxxxxxxxxx> wrote:
> Dan Track wrote:
>> On Wed, Oct 14, 2009 at 3:56 PM, Chris Adams <cmadams@xxxxxxxxxx> wrote:
>>
>>> Once upon a time, Dan Track <dan.track@xxxxxxxxx> said:
>>>
>>>> I'd like to know the parameters of an ext3 filesystem i.e what
>>>> blocksize was used, inodes etc... Can someone please show me a command
>>>> I can use to find this information.
>>>>
>>> As root, "tune2fs -l <device>", where "<device>" is the block device
>>> that contains the filesystem (e.g. /dev/sda2, /dev/vg0/lv0, etc.).
>>> --
>>> Chris Adams <cmadams@xxxxxxxxxx>
>>> Systems and Network Administrator - HiWAAY Internet Services
>>> I don't speak for anybody but myself - that's enough trouble.
>>>
>>>
>>
>> Great thanks. Can I ask one more question. I'm trying to put all the
>> information in the following website:
>> http://busybox.net/~aldot/mkfs_stride.html
>>
>> and it is asking me for the following: "number of filesystem blocks (in KiB)"
>>
> How does this question relate to Fedora?
>
> Isn't this something related to busybox that maybe you should be asking
> about to that community?
>> What value should I put given the output from tune2fs below:
>>
>> tune2fs -l /dev/VolGrp00/LogVol01
>> tune2fs 1.39 (29-May-2006)
>> Filesystem volume name:   <none>
>> Last mounted on:          <not available>
>> Filesystem UUID:          ec03dcbc-2829-4a22-a43f-52dbf1bb5af8
>> Filesystem magic number:  0xEF53
>> Filesystem revision #:    1 (dynamic)
>> Filesystem features:      has_journal resize_inode dir_index filetype
>> needs_recovery sparse_super large_file
>> Default mount options:    (none)
>> Filesystem state:         clean
>> Errors behavior:          Continue
>> Filesystem OS type:       Linux
>> Inode count:              1220935680
>> Block count:              2441864192
>> Reserved block count:     122093209
>> Free blocks:              2403359240
>> Free inodes:              1220931839
>> First block:              0
>> Block size:               4096
>> Fragment size:            4096
>> Reserved GDT blocks:      441
>> Blocks per group:         32768
>> Fragments per group:      32768
>> Inodes per group:         16384
>> Inode blocks per group:   512
>> Filesystem created:       Tue Oct 13 18:51:33 2009
>> Last mount time:          Wed Oct 14 15:32:47 2009
>> Last write time:          Wed Oct 14 15:32:47 2009
>> Mount count:              5
>> Maximum mount count:      29
>> Last checked:             Tue Oct 13 18:51:33 2009
>> Check interval:           15552000 (6 months)
>> Next check after:         Sun Apr 11 18:51:33 2010
>> Reserved blocks uid:      0 (user root)
>> Reserved blocks gid:      0 (group root)
>> First inode:              11
>> Inode size:               128
>> Journal inode:            8
>> Default directory hash:   tea
>> Directory Hash Seed:      72b9b9fe-57dd-433a-815c-de332420a0c5
>> Journal backup:           inode blocks
>>
>> Thanks
>> Dan
>>
Fair point. I thought they might be universal terms that guys here
might know what they correlate to in the tune2fs output. I'll keep
quiet on this as it seems to be a sensitive point.

Dan

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