[Lustre-devel] storing SOM epoch in EA

Vitaly Fertman vitaly at sun.com
Tue Feb 19 07:28:05 PST 2008

> 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.

as Alex already mentioned, we do not need fid->ioepoch mapping.
ioepoch is a tag for inode attributes and all them need to be loaded
together, i.e. there is a need to load inode anyway.


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