[stgt] complete guide for tgt VTL setup

[Andy Grover]

On 07/24/2012 02:36 PM, ronnie sahlberg wrote:
> Priuor to this we used to fsync() on every individual write()  which
> was massively expensive.
> Instead it now only calls fsync() once when the file is finished.
> 
> Centos6.0 is quite old so it is completely possible that it still uses
> a version of tgtd prior to 1.0.24 when this fix was added.
> This fix would improve performance by an order of magnitude or more as I recall.
> 
> 
> Can you compile and install tgtd from GIT and compare the performance ?

FWIW scsi-target-utils in RHEL/Centos 6.3 is 1.0.24.

-- Andy
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