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#1 2006-06-25 20:26:30

MartinZ
Member
From: Chiloé, Chile
Registered: 2005-06-10
Posts: 379

reiser4 resizing

Is there any way to resize a reiser4 partition? I need to enlarge one of them and have not enough free space to copy the info and re-create it...

I would also ask why so many of you don't like reiser4. I'm using it as my only filesystem for almost 2 months and love it, the management is really fast and seems not to fragment as much as reiserfs. Why shouldn't i use it?  :?:

Thanks in advance.  big_smile


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#2 2006-06-25 20:44:31

Gullible Jones
Member
Registered: 2004-12-29
Posts: 4,863

Re: reiser4 resizing

Your results are rather unique... It generally seems to fragment a lot faster than ReiserFS 3.6. It also has rather high latency compared to other filesystems IIRC, and doesn't really offer vast improvements over ReiserFS. On top of that, the code still seems to be rather buggy as of right now. Basically, it just needs quite a bit more work.

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#3 2006-06-25 21:15:05

T-Dawg
Forum Fellow
From: Charlotte, NC
Registered: 2005-01-29
Posts: 2,736

Re: reiser4 resizing

I don't know of any reiser4 resizing apps and you'll probably have a hard time finding one because its so new.

I don't user reiser4 or even reiser3 because ext3 seems to be a bit more stable for me. I also don't feel comfortable reading namesys's website when all they talk about is speed, speed, speed. Ext3's approach seems to be quite the opposite; more focus on implenting features to enhance stability. Some say too much because higher stability often yields performance hits and the speed between them shows it. I'm more interested in stability then speed, so I'll stick with ext3.

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#4 2006-06-25 22:42:20

MartinZ
Member
From: Chiloé, Chile
Registered: 2005-06-10
Posts: 379

Re: reiser4 resizing

Thanks for replying. The only bad thing i observed about reiser4 in this time is more cpu usage and longer time to mount it; but since i like to hibernate my system when i must turn it off, i don't care about that.

I used reiserfs just few days, so i guess my impresion about fragmentation was wrong... I have also not seen any bug due to filesystem since i'm using it, but i have to say that filesystem bugs scare me. Should i go back to ext3? I used it about one year without a single problem, i left it just because of the performance.

The support for reiser4 is also pretty bad. I had to switch to a patched kernel and lilo instead of grub... well, now i'm not so sure if reiser4 was a good choice.    :?


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#5 2006-06-25 23:09:01

MartinZ
Member
From: Chiloé, Chile
Registered: 2005-06-10
Posts: 379

Re: reiser4 resizing

Mmmhh...... searching deeper it seems that there's in fact no resize tool for reiser4. Hans Reiser asked for "someone" to pay the development of that...  :?


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#6 2006-06-26 00:21:56

Gullible Jones
Member
Registered: 2004-12-29
Posts: 4,863

Re: reiser4 resizing

Penguin wrote:

I don't know of any reiser4 resizing apps and you'll probably have a hard time finding one because its so new.

I don't user reiser4 or even reiser3 because ext3 seems to be a bit more stable for me. I also don't feel comfortable reading namesys's website when all they talk about is speed, speed, speed. Ext3's approach seems to be quite the opposite; more focus on implenting features to enhance stability. Some say too much because higher stability often yields performance hits and the speed between them shows it. I'm more interested in stability then speed, so I'll stick with ext3.

Well, to be fair, ext3 performance has improved a heck of a lot recently. As of right now it seems to be on par with ReiserFS in most areas, with small-file stuff being a notable exception.

(Of course, I probably should mention that JFS has failed me twice, and ReiserFS never. I'm not saying that ReiserFS is better at preserving your data - judging from the danger of corruption inherent in using its fsck program, anything but - but there's definitely an element of luck involved, especially when you're dealing with budget hard drives.)

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#7 2006-06-26 00:56:22

T-Dawg
Forum Fellow
From: Charlotte, NC
Registered: 2005-01-29
Posts: 2,736

Re: reiser4 resizing

Gullible Jones wrote:
Penguin wrote:

I don't know of any reiser4 resizing apps and you'll probably have a hard time finding one because its so new.

I don't user reiser4 or even reiser3 because ext3 seems to be a bit more stable for me. I also don't feel comfortable reading namesys's website when all they talk about is speed, speed, speed. Ext3's approach seems to be quite the opposite; more focus on implenting features to enhance stability. Some say too much because higher stability often yields performance hits and the speed between them shows it. I'm more interested in stability then speed, so I'll stick with ext3.

Well, to be fair, ext3 performance has improved a heck of a lot recently. As of right now it seems to be on par with ReiserFS in most areas, with small-file stuff being a notable exception.

true -I was mostly speaking from benchmarks. I don't even have dir_index set on my machine and I really don't think of the speed difference other than when pacman searches through it's database but thats not really a big deal to me.

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#8 2006-07-04 16:30:22

syamajala
Member
From: here, there, everywhere
Registered: 2005-01-25
Posts: 617
Website

Re: reiser4 resizing

i too am a victim of jfs. i wonder how it compares now. ever since it killed my system i started using xfs.

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