Messages in this thread | ![/](/images/icornerl.gif) | | From | Nikita Danilov <> | Date | Fri, 6 Feb 2004 12:05:33 +0300 | Subject | Re: reiserfs - difference between a commit and a transaction |
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Micha Feigin writes: > I am trying to do some work on reiserfs to make it laptop-mode > compliant. After looking at the code because it was still noisy after I > thought I told correctly to be quite, raised a question that I was > hoping someone can clarify for me. > > Reiserfs has both a transaction and a commit and I was wondering what > is which.
Transaction is a sequence of file system modifications that (by the virtue of file system implementation) is bound to either be completed as a whole or be aborted as a whole (this is called "atomicity").
Commit is a certain operation performed during transaction life-time to implement its atomicity.
> > (I am mostly interested in this from the point of what max_trans_age > and max_commit_age affect)
Take a look at the "commit" mount option of reiserfs.
> > Thanks
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