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#26 2008-04-30 12:58:15

solarwind
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From: Toronto
Registered: 2008-03-18
Posts: 546

Re: What's The Best Filesystem For The Given Criteria?

So, xfs vs jfs. Which one?

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#27 2008-04-30 13:13:05

Allan
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From: Brisbane, AU
Registered: 2007-06-09
Posts: 11,430
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Re: What's The Best Filesystem For The Given Criteria?

If you are leaving ext3, then I'd go JFS.  No particular reason though...

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#28 2008-04-30 13:14:25

solarwind
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From: Toronto
Registered: 2008-03-18
Posts: 546

Re: What's The Best Filesystem For The Given Criteria?

Allan wrote:

If you are leaving ext3, then I'd go JFS.  No particular reason though...

But doesn't xfs have an online defrag tool? What about JFS? I've searched for the differences, but comparison between these two is hard to come by.

Last edited by solarwind (2008-04-30 13:14:49)

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#29 2008-04-30 13:29:33

Allan
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From: Brisbane, AU
Registered: 2007-06-09
Posts: 11,430
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Re: What's The Best Filesystem For The Given Criteria?

XFS does have an online defrag tool.  I guess I choose JFS for you because I have never heard of it corrupting files but I have for XFS.  I'm mainly basing this on old Arch bug reports though...

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#30 2008-04-30 13:53:23

solarwind
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From: Toronto
Registered: 2008-03-18
Posts: 546

Re: What's The Best Filesystem For The Given Criteria?

Allan wrote:

XFS does have an online defrag tool.  I guess I choose JFS for you because I have never heard of it corrupting files but I have for XFS.  I'm mainly basing this on old Arch bug reports though...

I'm mainly concerned with losing data due to power outages. Do you think xfs will hold up to that?

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#31 2008-04-30 14:22:44

Allan
Pacman
From: Brisbane, AU
Registered: 2007-06-09
Posts: 11,430
Website

Re: What's The Best Filesystem For The Given Criteria?

solarwind wrote:

I'm mainly concerned with losing data due to power outages. Do you think xfs will hold up to that?

All journaled file systems should.

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#32 2008-04-30 14:28:54

kensai
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From: Puerto Rico
Registered: 2005-06-03
Posts: 2,484
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Re: What's The Best Filesystem For The Given Criteria?

I personally would stay awya from XFS, use it if you deal with many large files, and don't use it on /var since it is super slow on small files. JFS is CPU friendly, it hit the CPU gently.


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#33 2008-04-30 14:46:14

solarwind
Member
From: Toronto
Registered: 2008-03-18
Posts: 546

Re: What's The Best Filesystem For The Given Criteria?

kensai wrote:

I personally would stay awya from XFS, use it if you deal with many large files, and don't use it on /var since it is super slow on small files. JFS is CPU friendly, it hit the CPU gently.

But does JFS have a defrag tool?

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#34 2008-04-30 18:48:30

iBertus
Member
From: Greenville, NC
Registered: 2004-11-04
Posts: 2,228

Re: What's The Best Filesystem For The Given Criteria?

I'm using JFS here on all of my partitions and have for years. I've also never had a problem with data loss or corruption. I solved the issue of power outage induced corruption by hooking my system up to a small UPS battery backup. The battery is rated for 850W max load and runs my workstation for 20 minutes on power failure. I would suggest anyone seriously concerned with power failure invest the money to get one.

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#35 2008-04-30 18:52:49

Misfit138
Misfit Emeritus
From: USA
Registered: 2006-11-27
Posts: 4,189

Re: What's The Best Filesystem For The Given Criteria?

I like JFS.
JFS only has online defragmentation ability on UNIX, like HP-UX, not GNU/Linux.
I believe XFS is the only GNU/Linux FS with defrag at this time.

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