[BlueOnyx:04732] Re: Memory Limit?

Michael Stauber mstauber at blueonyx.it
Wed Jun 9 14:34:31 -05 2010


Hi Michael,

> I have just finished the first Blue Onyx server install onto a HP DL160
> with 16 GB ram and 2 x 2TB hard drives.  Three issues worry me:
> 
> 1) The maximum memory that BO is seeing is 3 Gig
> 2) The Raid is going to take approx 11 more days to build according to the
> GUI screen
> 3) CPU load is approx 5.74 with a quad core 2.26 GHz Intel chip
> 
> 
> My questions:
> 
> Is there a memory limit in BO?

The PAE kernel supports 64 GB of RAM. Install it via yum if you're running the 
standard kernel.

> Why is it taking such a long time to build the raid

11 days for 2TB? That's too long. Make sure your disks are not configured to 
run in the IDE compatability mode, because that'll cut them down to like 
1/10th of the speed that they're capable of. You can check those settings in 
the BIOS - also consult your motherboard manual for this.
 
> Why the high load on the CPU?  Is it related to the raid?

Yeah, if you're using software RAID, then increased load during a RAID resync 
is expected.

-- 
With best regards

Michael Stauber



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