well, i ran client about 2 hours ago, got "blocks" : 21427 and  
this
    "hashespermin" : 0.00000000,
about 30 min.

Something i doing wrong?

right, from 4.78 to 0.2. Really?
What kind of math is it?

Well, it's 32 cpu(16 in hypertrading) on one machine.

One month ago man got 4.78 with 9.9 difficulty http://www.reddit.com/r/primecoin/comments/1rt9tn/does_primecoin_need_to_be_optimized/

I can't beleive this is normal

Hi guys.

Ubuntu 12.04, high performance 11, E5-2665 x2

    "chainsperday" : 0.20490105,
What am i doing wrong?