Plans for Logged/Journaled UFS

Pedro F. Giffuni giffunip at tutopia.com
Mon Dec 21 15:06:41 UTC 2009


----- Original Message ----

> 
> On Dec 20, 2009, at 8:37 PM, Pedro F. Giffuni wrote:
> 
> > Just wondering...
> > 
> > What's wrong with gjournal(8) ?
> > 
...
> 
> gjournal(8) journals everything, that is all data and metadata are journaled.
> Which can help with random writes, but essentially cuts linear write throughput 
> in half.
> 
> Regards,
> Niki Denev


I recall ext3fs also journals everything by default and still is very popular. 

I am asking because I've been playing a bit with Aditya's ext2fs (mostly UFS1)
and one of the ideas there is adding gjournal support instead of starting from
scratch.

Pedro..


      


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