This is the mail archive of the cygwin mailing list for the Cygwin project.

Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: NTFS fragmentation redux

On Mon, Nov 27, 2006 at 02:25:00PM -0500, Vladimir Dergachev wrote:
>On Saturday 25 November 2006 10:12 pm, Linda Walsh wrote:
>> Vladimir Dergachev wrote:
>> > This is curious - how do you find out fragmentation of ext3 file ? I do
>> > not know of a utility to tell me that.
>> ---
>> 	There's a debugfs for ext2/ext3 that allows you to dump all of the
>> segments associated with an inode.  "ls -i" dumps the inode number.
>> A quick hack (attached) displays segments for either extX or (using
>> xfs_bmap) xfs. I couldn't find a similar tool for jfs or reiser (at least
>> not in my distro).
>Cool, thank you !
>fragfilt.ext does not quite work for me. Also, looking at the code, it is not 
>obvious whether it takes indirect blocks into account - but I am not that 
>fluent in perl, so, perhaps I missed it.
>Here is a piece of output from my debugfs:
>(IND):118948480, (898060-898435):118948488-118948863, 
>(898436-898660):118949376-118949600, (898661-899083):118949612-118950034, 
>(IND):118950035, (899084-900107):118950036-118951059, (IND):118951060, 
>(900108-901131):118951061-118952084, (IND):118952085, 
>(901132-902155):118952086-118953109, (IND):118953110, 
>(902156-902741):118953111-118953696, (902742-903179):118953701-118954138, 
>(IND):118954139, (903180-903760):118954140-118954720, 
>(903761-904203):118955745-118956187, (IND):118956188, 
>(904204-904783):118956189-118956768, (904784-905227):118957813-118958256, 
>(IND):118958257, (905228-906251):118958258-118959281, (IND):118959282, 

I was hoping that this discussion about ext3 would die a natural death but
it looks like I have to make the observation that this really has nothing
to do with Cygwin.

Please take this somewhere else.


Unsubscribe info:
Problem reports:

Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]