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    SubjectRe: [BK][PATCH] Reiser4, will double Linux FS performance, pleaseapply
    Andrew Morton wrote:

    >Hans Reiser wrote:
    >>Well, if we are only 2.5 times as fast for writes as ext3 after your
    >>patch is applied, I'll still feel good.;-)
    >whupping ext3's butt on write performance isn't very hard, really ;)
    >But it should be done based on "feature equivalency". By default,
    >ext3 uses ordered data writes. Data is written to disk before
    >the metadata to which that data refers is committed to journal.
    >It would be questionable to compare a metadata-only journalling
    >approach to ext3 with data=journal or data=ordered.
    The atomic transactions that reiser4 offers are a much higher level of
    data security than data journaling. Really, you should read the 17 page
    papers I send you URLs to;-).....


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