Re: [STUPID TESTCASE] ext3 htree vs. reiserfs on 2.5.40-mm1

Hans Reiser
2002-10-01T20:37:47Z

Paul P Komkoff Jr wrote:

>This is the stupidiest testcase I've done but it worth seeing (maybe)
>
>We create 300000 files named from 00000000 to 000493E0 in one
>directory, then delete it in order.
>
>Tests taken on ext3+htree and reiserfs. ext3 w/o htree hadn't
>evaluated because it will take long long time ...
>
>both filesystems was mounted with noatime,nodiratime and ext3 was
>data=writeback to be somewhat fair ...
>
> real user sys
>reiserfs:
>Creating: 3m13.208s 0m4.412s 2m54.404s
>Deleting: 4m41.250s 0m4.206s 4m17.926s
>
>Ext3:
>Creating: 4m9.331s 0m3.927s 2m21.757s
>Deleting: 9m14.838s 0m3.446s 1m39.508s
>
>htree improved this a much but it still beaten by reiserfs. seems odd
>to me - deleting taking twice time then creating ...
>
>
>
Can you send us the code so we can try it on reiser4? We are going to
release reiser4 sometime this month (don't ask me when), and we'd be
happy to see you run it when you do.

Hans