"P.J. \"Josh\" Rovero" <rovero(at)sonalysts(dot)com> writes:
> We've been running equivalent configurations and schema on
> HP-UX, Solaris, and x86 Linux, and benchmarking with
> pgbench and some application-specific data. All testing
> was with 7.2rc2, and all were built natively on each platform.
> Performance on Solaris (2.6 and 2.7) seems lackluster,
Seeing as how those are three different hardware platforms, one must
wonder how sure you are that you are comparing apples to apples.
A difference in CPU speed or disk speed could explain everything.
regards, tom lane