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FreeBSD vfs.ufs.dirhash_maxmem FTW

I have a busy web frontend server many files in a single directory. The server is running FreeBSD 8 amd64. Here is the result of changing the sysctl vfs.ufs.dirhash_maxmem to 67108864. Note the change in system (red) area. The vertical arrow shows when the change was made:

[ Submitted by John on Mon, 2010-05-24 10:14. | | ]

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