[Lustre-devel] storing SOM epoch in EA

Alex Zhuravlev Alex.Zhuravlev at Sun.COM
Tue Feb 19 07:19:12 PST 2008


Yuriy Umanets wrote:
> I did not mean to put whole inode in IAM. I meant only put there fid as 
> key and epoch as value. So way to access epoch is shorter with IAM as no 
> need to load inode. But these all need to be well thought as all your 
> mention more seeks, new reads, etc.

I don't understand benefits of this approach. the idea is to pack frequently
accessed data together so that we don't need additional seeks and load/store
these data with a single contiguous IO.

thanks, Alex




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