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On Mon 13 Aug 2012 06:46:53 PM IST, Michael Hampicke wrote: |
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> Howdy gentooers, |
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> |
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> I am looking for a filesystem that perfomes well for a cache |
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> directory. Here's some data on that dir: |
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> - cache for prescaled images files + metadata files |
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> - nested directory structure ( 20/2022/202231/*files* ) |
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> - about 20GB |
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> - 100.000 directories |
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> - about 2 million files |
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> |
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> The system has 2x Intel Xon Quad-cores (Nehalem), 16GB of RAM and two |
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> 10.000rpm hard drives running a RAID1. |
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> |
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> Up until now I was using ext4 with noatime, but I am not happy with |
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> it's performence. Finding and deleting old files with 'find' is |
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> incredible slow, so I am looking for a filesystem that performs |
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> better. First candiate that came to mind was reiserfs, but last time I |
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> tried it, it became slower over time (fragmentation?). |
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> Currently I am running a test with btrfs and so far I am quiet happy |
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> with it as it is much faster in my use case. |
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> |
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> Do you guys have any other suggestions? How about JFS? I used that on |
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> my old NAS box because of it's low cpu usage. Should I give reiser4 a |
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> try, or better leave it be given Hans Reiser's current status? |
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> |
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> Thx in advance, |
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> Mike |
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|
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You should have a look at xfs. |
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|
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I used to use ext4 earlier, traversing through /usr/portage used to be |
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very slow. When I switched xfs, speed increased drastically. |
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|
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This might be kind of unrelated, but makes sense. |
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|
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-- |
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Nilesh Govindrajan |
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http://nileshgr.com |