[CentOS] Avago (LSI) SAS-3 controller, poor performance on CentOS 7

[Steven Tardy]

> On Nov 4, 2016, at 11:08 PM, Gordon Messmer <gordon.messmer at gmail.com> wrote:
> 
> LSI Logic / Symbios Logic SAS3008

What firmware is/are on the cards?
The driver version difference between C6 and C7 could interact badly with old firmware.
What firmware does $vendor suggest?

Does C7 in BIOS mode work any better?

Run `lsiget` and compare lsi tech support bundles.