> Has anyone suggested either removing L2ARC/SLOG
> entirely or relocating them so that all devices are
> coming off the same controller? You've swapped the
> external controller but the H700 with the internal
> drives could be the real culprit. Could there be
> issues with cross-controller IO in this case? Does
> the H700 use the same chipset/driver as the other
> controllers you've tried? 

We'll try that.  We have a couple other devices we could use for the SLOG like 
a DDRDrive X1 and an OCZ Z-Drive which are both PCIe cards and don't use the 
local controller.

Thanks
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