[Beowulf] since we are talking about file systems ...

PS pesch at attglobal.net
Sun Jan 22 14:41:29 PST 2006

Indexing is the key;  observe how Google accesses millions of files in 
split seconds; this could easily be achieved in a PC file system.


Joe Landman wrote:

> Methinks I lost lots of folks with my points ...
> Major thesis is that on well designed hardware/software/filesystems, 
> 50000 files is not a problem for accesses (though from a management 
> point of view it is a nightmare).  For poorly designed/implemented 
> file systems it is a nightmare.
> Way back when in the glory days of SGI, I seem to remember xfs being 
> tested with millions of files per directory (though don't hold me to 
> that old memory).  Call this hearsay at this moment.
> A well designed and implemented file system shouldn't bog you down as 
> you scale out in size, even if you shouldn't.  Its sort of like your 
> car.  If you go beyond 70 MPH somewhere in the US that supports such 
> speeds, your transmission shouldn't just drop out because you hit 71 MPH.
> Graceful degradation is a good thing.
> Joe

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