Postgresql 9.1 benchmark (on KVM guests)

Loïc BLOT loic.blot at
Mon May 20 15:17:42 PDT 2013

Ahem, sorry for the happiness.
Linux ext4 with nobarrier option (crazy option, you must only use it
with raid controller) debrid all the FS. 
Here are the updated stats:

But DragonFlyBSD performances are very good
Best regards,
Loïc BLOT, 
UNIX systems, security and network expert

Le lundi 20 mai 2013 à 22:21 +0200, Loïc BLOT a écrit :

> Hi all,
> this evening i made a benchmark on 5 configurations, to compare
> performances between systems. When i will get a real server i will do
> the same on it, but for now, i did it on a KVM host (libvirt).
> I want to share you the results of this PostgreSQL benchmark (yes it's
> a fresh postgresql install John Marino :p).
> Great performance to DragonFlyBSD 3.4.1 ! Good job guys !
> Have a nice week.
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