RE: ramdisk
"Tad Glines" <[email protected]>
| Newsgroups | gmane.linux.gentoo.performance |
|---|---|
| Message-ID | <[email protected]> |
> Bart wrote: > > Hrm... I've been wondering how much of a hard drive relief > it would be to put the metadata of the top x most accessed > files or just up to y MB in of it ramdisk. Considering hard > drive flutter is a major bummer to performance these days, > doing a flutter for common filesystem *meta*data seems > rather silly - and a /lot/ of programs stat() way like crazy. This has already been approached. See (http://lasr.cs.ucla.edu/conquest) for details. Basically the mete-data and small files are stored in battery backed RAM. They showed huge performance increases. -Tad -- [email protected] mailing list